Location: southbound at junction J9 (Bicester) .
Due to: Roadworks.
Period : from 22:29 on 10 March 2026 to 05:00 on 11 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 13.6 miles from Cuddington.

Location: southbound entry slip at junction J2 (Beaconsfield) .
Due to: Roadworks.
Period : from 22:07 on 10 March 2026 to 06:00 on 11 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 18.14 miles from Cuddington.

Location: northbound entry slip at junction J10 (Northampton) .
Due to: Roadworks.
Period : from 21:05 on 10 March 2026 to 06:00 on 11 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 16.69 miles from Cuddington.

Location: northbound between the A415 and the junction with the A423 .
Due to: Roadworks.
Period : from 19:46 on 10 March 2026 to 05:00 on 11 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 18.42 miles from Cuddington.

Location: southbound at junction J9 (Bicester) .
Lane Closures : Lane two will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 11 March 2026 to 06:00 on 12 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 13.64 miles from Cuddington.

Location: southbound between junctions J10 (Northampton) and J9 (Bicester) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 11 March 2026 to 06:00 on 12 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 14.74 miles from Cuddington.

Location: southbound between junctions J9 (Bicester) and J8A (Thame) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 11 March 2026 to 06:00 on 12 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 13.61 miles from Cuddington.

Location: northbound between junctions J8A (Thame) and J9 (Bicester) .
Lane Closures : Lane three will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 11 March 2026 to 06:00 on 12 March 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 12.44 miles from Cuddington.

Location: northbound between junctions J8A (Thame) and J9 (Bicester) .
Lane Closures : Lane three is closed.
Due to: Emergency barrier repairs.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : There is one of three lanes closed.
Nearest town: 12.44 miles from Cuddington.

Location: northbound between the A420 and the junction with the M40 .
Due to: Bridge repairs are planned.
Status : Pending.
Schedule : From 21:00 on 11 March 2026 to 06:00 on 12 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 16.36 miles from Cuddington.

Location: northbound between the A423 north of Kennington and the junction with the A420 .
Due to: Bridge repairs are planned.
Status : Pending.
Schedule : From 21:00 on 11 March 2026 to 06:00 on 12 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 16.38 miles from Cuddington.

Location: northbound exit slip to the A44 .
Due to: Bridge repairs are planned.
Status : Pending.
Schedule : From 21:00 on 11 March 2026 to 06:00 on 12 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 15.88 miles from Cuddington.

Location: northbound between junctions J3 (Loudwater) and J4 (High Wycombe) .
Lane Closures : Lanes 2 and 3 are closed.
Due to: Road repairs.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : There are two of three lanes closed.
Nearest town: 15.86 miles from Cuddington.

Location: northbound between junctions J9 (Bicester) and J10 (Northampton) .
Lane Closures : The hard shoulder is closed.
Due to: Horticultural works.
Period : expect disruption until 20:00 on 13 March 2026.
Nearest town: 14.31 miles from Cuddington.

Location: northbound between junctions J8A (Thame) and J9 (Bicester) .
Lane Closures : The hard shoulder is closed.
Due to: Horticultural works.
Period : expect disruption until 23:59 on 13 March 2026.
Nearest town: 7.51 miles from Cuddington.

Location: northbound between junctions J6 (Thame) and J8A (Thame) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:15 on 11 March 2026 to 06:00 on 12 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 7.34 miles from Cuddington.

Location: northbound.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:30 on 11 March 2026 to 06:00 on 12 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 13.91 miles from Cuddington.

Location: northbound.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:30 on 11 March 2026 to 06:00 on 12 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 13.92 miles from Cuddington.

Location: southbound at junction J9 (Bicester) .
Lane Closures : Lane two is closed.
Due to: Emergency barrier repairs.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : There is one of two lanes closed.
Nearest town: 13.64 miles from Cuddington.

Location: southbound between junctions J10 (Northampton) and J9 (Bicester) .
Lane Closures : Lanes 2 and 3 are closed.
Due to: Emergency barrier repairs.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : There are two of three lanes closed.
Nearest town: 14.74 miles from Cuddington.

Location: southbound between junctions J9 (Bicester) and J8A (Thame) .
Due to: Emergency barrier repairs.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 13.61 miles from Cuddington.

Location: anticlockwise between junctions J20 (Hemel Hstead) and J18 (Rickmansworth) .
Lane Closures : Lanes 3 and 4 are closed.
Due to: Emergency barrier repairs.
Period : expect disruption until 05:30 on 11 March 2026.
Lanes Closed : There are two of four lanes closed.
Nearest town: 19.86 miles from Cuddington.

Location: northbound between junctions J4 (High Wycombe) and J5 (High Wycombe) .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 09:30 on 11 March 2026 to 12:30 on 11 March 2026.
Nearest town: 13.32 miles from Cuddington.

Location: northbound exit slip at junction J4 (High Wycombe) .
Due to: Road repairs.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 13.49 miles from Cuddington.

Location: northbound between junctions J3 (Loudwater) and J4 (High Wycombe) .
Due to: Road repairs.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 15.78 miles from Cuddington.

Location: southbound entry slip at junction J2 (Beaconsfield) .
Due to: Planned Roadworks.
Period : expect disruption until 05:30 on 11 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 18 miles from Cuddington.

Location: northbound between junctions J2 (Beaconsfield) and J4 (High Wycombe) .
Lane Closures : Lanes 2, 3 and 4 are closed.
Due to: Road repairs.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : There are three of four lanes closed.
Nearest town: 16.91 miles from Cuddington.

Location: southbound.
Due to: Roadworks.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 14.63 miles from Cuddington.

Location: southbound.
Due to: Roadworks.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 14.62 miles from Cuddington.

Location: southbound.
Due to: Roadworks.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 14.52 miles from Cuddington.

Location: southbound between the M40 and the junction with the A44 .
Lane Closures : Lane one is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : There is one of two lanes closed.
Nearest town: 14.44 miles from Cuddington.

Location: northbound between the junctions with the M40 and the A421 .
Lane Closures : Lane one is closed.
Due to: Roadside Drains Works.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : There is one of two lanes closed.
Nearest town: 17.15 miles from Cuddington.

Location: southbound between the A421 and the junction with the M40 .
Lane Closures : Lane one is closed.
Due to: Roadside Drains Works.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : There is one of two lanes closed.
Nearest town: 17.28 miles from Cuddington.

Location: northbound between the A4183 south of Kennington and the junction with the A420 .
Due to: Roadworks.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 16.1 miles from Cuddington.

Location: northbound between the A4130 and the junction with the A415 .
Due to: Roadworks.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 18.82 miles from Cuddington.

Location: northbound exit slip to the A423 north of Kennington.
Due to: Roadworks.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 15.08 miles from Cuddington.

Location: northbound between the A415 and the junction with the A4183 south of Kennington.
Due to: Roadworks.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 18.63 miles from Cuddington.

Location: southbound between junctions J6 (Thame) and J5 (High Wycombe) .
Lane Closures : The hard shoulder is closed.
Due to: Roadworks.
Period : expect disruption until 23:59 on 11 March 2026.
Nearest town: 8.44 miles from Cuddington.

Location: northbound between junctions J5 (High Wycombe) and J6 (Thame) .
Lane Closures : The hard shoulder is closed.
Due to: Roadworks.
Period : expect disruption until 23:59 on 11 March 2026.
Nearest town: 8.42 miles from Cuddington.

Location: southbound between junctions J2 (Beaconsfield) and J1A (Watford) .
Lane Closures : Lanes 3 and 4 are closed.
Due to: Barrier repairs.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : There are two of four lanes closed.
Nearest town: 19.26 miles from Cuddington.

Location: northbound between junctions J8A (Thame) and J9 (Bicester) .
Lane Closures : The hard shoulder is closed.
Due to: Horticultural works.
Period : expect disruption until 23:59 on 20 March 2026.
Nearest town: 12.55 miles from Cuddington.

Location: northbound between junctions J3 (Loudwater) and J4 (High Wycombe) .
Lane Closures : The hard shoulder is closed.
Due to: Roadworks.
Period : expect disruption until 23:59 on 10 March 2026.
Nearest town: 15.73 miles from Cuddington.

Location: southbound between junctions J4 (High Wycombe) and J3 (Loudwater) .
Lane Closures : The hard shoulder is closed.
Due to: Roadworks.
Period : expect disruption until 23:59 on 10 March 2026.
Nearest town: 15.27 miles from Cuddington.

Location: northbound between the A4183 south of Kennington and the junction with the A420 .
Due to: Roadworks scheme.
Period : from 21:00 on 9 March 2026 to 06:00 on 26 March 2026.
Nearest town: 16.1 miles from Cuddington.

Location: southbound entry slip from the M40 .
Lane Closures : Lane one will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 00:00 on 18 March 2026 to 05:00 on 18 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 13.46 miles from Cuddington.

Location: northbound between junctions J4 (High Wycombe) and J5 (High Wycombe) .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Due to: Road repairs.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : There are two of three lanes closed.
Nearest town: 9.47 miles from Cuddington.

Location: northbound between junctions J9 (Bicester) and J10 (Northampton) .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Due to: Road repairs.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : There are two of three lanes closed.
Nearest town: 16.11 miles from Cuddington.

Location: northbound between junctions J9 (Bicester) and J10 (Northampton) .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Due to: Road repairs.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : There are two of three lanes closed.
Nearest town: 16.11 miles from Cuddington.

Location: southbound between junctions J6 (Thame) and J5 (High Wycombe) .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Due to: Road repairs.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : There are two of three lanes closed.
Nearest town: 8.42 miles from Cuddington.

Location: northbound between junctions J4 (High Wycombe) and J5 (High Wycombe) .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Due to: Road repairs.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : There are two of three lanes closed.
Nearest town: 9.47 miles from Cuddington.

Location: southbound exit slip at junction J10 (Northampton) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:15 on 17 March 2026 to 05:30 on 18 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.27 miles from Cuddington.

Location: southbound between junctions J9 (Bicester) and J8A (Thame) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:15 on 17 March 2026 to 06:00 on 18 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 9.38 miles from Cuddington.

Location: northbound between junctions J8A (Thame) and J9 (Bicester) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 22:15 on 17 March 2026 to 06:00 on 18 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 9.38 miles from Cuddington.

Location: northbound between junctions J8A (Thame) and J9 (Bicester) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:15 on 17 March 2026 to 06:00 on 18 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 7.7 miles from Cuddington.

Location: southbound between junctions J4 (High Wycombe) and J2 (Beaconsfield) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 21:00 on 17 March 2026 to 00:00 on 18 March 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 17.41 miles from Cuddington.

Location: southbound between junctions J8A (Thame) and J6 (Thame) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:15 on 16 March 2026 to 06:00 on 17 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 6.56 miles from Cuddington.

Location: southbound between junctions J8A (Thame) and J6 (Thame) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 09:30 on 17 March 2026 to 15:30 on 17 March 2026.
Nearest town: 6.64 miles from Cuddington.

Location: northbound entry slip at junction J2 (Beaconsfield) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:15 on 12 March 2026 to 05:30 on 13 March 2026.
Nearest town: 17.99 miles from Cuddington.

Location: northbound between junctions J4 (High Wycombe) and J5 (High Wycombe) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 07:00 on 17 March 2026 to 23:59 on 18 March 2026.
Nearest town: 12.52 miles from Cuddington.

Location: southbound at junction J9 (Bicester) .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:15 on 16 March 2026 to 06:00 on 17 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 13.64 miles from Cuddington.

Location: northbound between junctions J8A (Thame) and J9 (Bicester) .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:15 on 16 March 2026 to 06:00 on 17 March 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 12.82 miles from Cuddington.

Location: southbound between junctions J2 (Beaconsfield) and J1A (Watford) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 22:15 on 16 March 2026 to 06:00 on 17 March 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 19.11 miles from Cuddington.

Location: northbound exit slip at junction J9 (Bicester) .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:15 on 16 March 2026 to 06:00 on 17 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 13.14 miles from Cuddington.

Location: southbound exit slip at junction J9 (Bicester) .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:15 on 16 March 2026 to 06:00 on 17 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 13.64 miles from Cuddington.

Location: northbound between junctions J10 (Northampton) and J11 (Banbury) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 14 March 2026 to 16 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.29 miles from Cuddington.

Location: southbound between junctions J10 (Northampton) and J9 (Bicester) .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:15 on 16 March 2026 to 06:00 on 17 March 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 13.84 miles from Cuddington.

Location: northbound between junctions J6 (Thame) and J8A (Thame) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:15 on 16 March 2026 to 06:00 on 17 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 7.38 miles from Cuddington.

Location: northbound between the junctions with the A44 and the M40 .
Lane Closures : Lane two will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 21:00 on 16 March 2026 to 06:00 on 17 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 13.62 miles from Cuddington.

Location: northbound between the junctions with the A415 and the A4183 south of Kennington.
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 16 March 2026 to 28 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.95 miles from Cuddington.

Location: southbound between the A420 and the junction with the A423 north of Kennington.
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 16 March 2026 to 20 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 16.32 miles from Cuddington.

Location: northbound between the junctions with the A4146 Bletchley South and the A4146 Bletchley North.
Lane Closures : Lane two will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 20:00 on 16 March 2026 to 06:00 on 17 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.17 miles from Cuddington.

Location: southbound between the A508 and the junction with the A509 .
Lane Closures : Lane two will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 20:00 on 19 March 2026 to 06:00 on 20 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.95 miles from Cuddington.

Location: northbound between the A421 and the junction with the A509 .
Lane Closures : Lane two will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 20:00 on 18 March 2026 to 06:00 on 19 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.48 miles from Cuddington.

Location: southbound between the junctions with the A508 and the A422 .
Lane Closures : Lane two will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 20:00 on 20 March 2026 to 06:00 on 21 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.68 miles from Cuddington.

Location: northbound between the junctions with the A422 and the A508 .
Lane Closures : Lane two will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 20:00 on 20 March 2026 to 06:00 on 21 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.89 miles from Cuddington.

Location: southbound between the A4146 North and the junction with the A4012 .
Lane Closures : Lane two will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 20:00 on 16 March 2026 to 06:00 on 17 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.28 miles from Cuddington.

Location: northbound between the A4012 and the junction with the A4146 Bletchley South.
Lane Closures : Lane two will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 20:00 on 16 March 2026 to 06:00 on 17 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.08 miles from Cuddington.

Location: southbound between the A421 and the junction with the A4146 South.
Lane Closures : Lane two will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 20:00 on 17 March 2026 to 06:00 on 18 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.74 miles from Cuddington.

Location: northbound between the A509 and the junction with the A508 .
Lane Closures : Lane two will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 20:00 on 19 March 2026 to 06:00 on 20 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.51 miles from Cuddington.

Location: southbound between the A421 and the junction with the A4146 South.
Lane Closures : Lane two will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 20:00 on 17 March 2026 to 06:00 on 18 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.49 miles from Cuddington.

Location: southbound between the A509 and the junction with the A421 .
Lane Closures : Lane two will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 20:00 on 18 March 2026 to 06:00 on 19 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.48 miles from Cuddington.

Location: southbound between junctions J4 (High Wycombe) and J3 (Loudwater) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 09:30 on 16 March 2026 to 15:30 on 16 March 2026.
Nearest town: 14.17 miles from Cuddington.

Location: southbound entry slip at junction J4 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:15 on 15 March 2026 to 05:30 on 16 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 13.37 miles from Cuddington.

Location: southbound exit slip at junction J8A (Thame) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 15 March 2026 to 17 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 8.27 miles from Cuddington.

Location: southbound between junctions J9 (Bicester) and J8A (Thame) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 15 March 2026 to 17 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 8.11 miles from Cuddington.

Location: southbound exit slip at junction J10 (Northampton) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 14 March 2026 to 16 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.27 miles from Cuddington.

Location: southbound between junctions J8A (Thame) and J5 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 14 March 2026 to 06:00 on 15 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 7.44 miles from Cuddington.

Location: southbound between junctions J9 (Bicester) and J8A (Thame) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:15 on 13 March 2026 to 06:00 on 14 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 9.26 miles from Cuddington.

Location: southbound between junctions J10 (Northampton) and J9 (Bicester) .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:15 on 12 March 2026 to 06:00 on 13 March 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 15.91 miles from Cuddington.

Location: southbound exit slip at junction J2 (Beaconsfield) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:15 on 12 March 2026 to 05:30 on 13 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.7 miles from Cuddington.

Location: southbound between the A420 and the junction with the A423 north of Kennington.
Lane Closures : Lane one will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 12 March 2026 to 06:00 on 13 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 16.32 miles from Cuddington.

Location: southbound entry slip from the A420 .
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 12 March 2026 to 06:00 on 13 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 16.32 miles from Cuddington.

Location: southbound between junctions J4 (High Wycombe) and J2 (Beaconsfield) .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 19:00 on 12 March 2026 to 06:00 on 13 March 2026.
Nearest town: 16.78 miles from Cuddington.

Location: northbound between junctions J10 (Northampton) and J11 (Banbury) .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 09:30 on 12 March 2026 to 12:30 on 12 March 2026.
Nearest town: 16.7 miles from Cuddington.

Location: southbound between the A423 north of Kennington and the junction with the A4130 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:30 on 25 March 2026 to 06:00 on 26 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 15.08 miles from Cuddington.

Location: southbound exit slip to the A415 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:30 on 25 March 2026 to 06:00 on 26 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.43 miles from Cuddington.

Location: northbound between the junctions with the A415 and the A423 .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 25 March 2026 to 06:00 on 26 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 15.25 miles from Cuddington.

Location: southbound exit slip to the A4183 south of Kennington.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:30 on 25 March 2026 to 06:00 on 26 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 15.93 miles from Cuddington.

Location: southbound between the A420 and the junction with the A423 north of Kennington.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:30 on 25 March 2026 to 06:00 on 26 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 15.27 miles from Cuddington.

Location: northbound exit slip at junction J5 (High Wycombe) .
Due to: Road repairs.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 8.63 miles from Cuddington.

Location: northbound between junctions J4 (High Wycombe) and J5 (High Wycombe) .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Due to: Road repairs.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : There are two of three lanes closed.
Nearest town: 9.48 miles from Cuddington.

Location: southbound entry slip at junction J5 (High Wycombe) .
Due to: Road repairs.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 8.47 miles from Cuddington.

Location: southbound at junction J5 (High Wycombe) .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Due to: Road repairs.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : There are two of three lanes closed.
Nearest town: 8.47 miles from Cuddington.

Location: northbound entry slip at junction J10 (Northampton) .
Due to: Road repairs.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 16.77 miles from Cuddington.

Location: northbound between junctions J9 (Bicester) and J10 (Northampton) .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Due to: Road repairs.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : There are two of three lanes closed.
Nearest town: 15.78 miles from Cuddington.

Location: southbound.
Lane Closures : Lane two is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : There is one of three lanes closed.
Nearest town: 13.37 miles from Cuddington.

Location: southbound exit slip at junction J4 (High Wycombe) .
Lane Closures : Lane two is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : There is one of two lanes closed.
Nearest town: 13.34 miles from Cuddington.

Location: southbound exit slip at junction J4 (High Wycombe) .
Lane Closures : Lane two is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : There is one of two lanes closed.
Nearest town: 13.37 miles from Cuddington.

Location: southbound at junction J10 (Northampton) .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Due to: Road repairs.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : There are two of three lanes closed.
Nearest town: 17.17 miles from Cuddington.

Location: northbound between junctions J10 (Northampton) and J11 (Banbury) .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : There are two of three lanes closed.
Nearest town: 16.97 miles from Cuddington.

Location: southbound between junctions J8A (Thame) and J6 (Thame) .
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 11 March 2026 to 13 March 2026.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 16 March 2026 to 20 March 2026.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 23 March 2026 to 27 March 2026.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 30 March 2026 to 31 March 2026.
Nearest town: 6.66 miles from Cuddington.

Location: southbound between the junctions with the A4130 and the A4185 .
Lane Closures : Lane one will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 19 March 2026 to 26 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.9 miles from Cuddington.

Location: southbound between the A423 north of Kennington and the junction with the A4130 .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 21:30 on 25 March 2026 to 06:00 on 26 March 2026.
Nearest town: 15.08 miles from Cuddington.
