Location: southbound exit slip at junction J4 (High Wycombe) .
Due to: Congestion.
Normal traffic conditions are expected between 23:30 and 23:45 on 12 December 2025.
Nearest town: 17.16 miles from Cuddesdon.

Location: southbound between junctions J4 (High Wycombe) and J2 (Beaconsfield) .
Due to: Road repairs.
Period : from 22:35 on 12 December 2025 to 05:00 on 13 December 2025.
Lanes Closed : All lanes are closed.
Nearest town: 19.09 miles from Cuddesdon.

Location: southbound between the A4185 and the junction with the A343 .
Due to: Roadworks.
Period : from 22:07 on 12 December 2025 to 05:00 on 13 December 2025.
Lanes Closed : All lanes are closed.
Nearest town: 12.54 miles from Cuddesdon.

Location: southbound between the M4 and the junction with the A4 .
Due to: Roadworks.
Period : from 21:30 on 12 December 2025 to 05:00 on 13 December 2025.
Lanes Closed : All lanes are closed.
Nearest town: 19.88 miles from Cuddesdon.

Location: southbound between the A4185 and the junction with the A4 .
Due to: Road repairs.
Period : expect disruption until 06:00 on 13 December 2025.
Lanes Closed : All lanes are closed.
Nearest town: 19.26 miles from Cuddesdon.

Location: southbound between junctions J5 (High Wycombe) and J4 (High Wycombe) .
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 13 December 2025 to 06:00 on 14 December 2025.
Nearest town: 11.39 miles from Cuddesdon.

Location: northbound between the M4 and the junction with the A4185 .
Lane Closures : Lane two is closed.
Due to: Barrier repairs.
Period : expect disruption until 06:00 on 13 December 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 19.6 miles from Cuddesdon.

Location: southbound between junctions J8A (Thame) and J6 (Thame) .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:15 on 13 December 2025 to 06:00 on 14 December 2025.
Nearest town: 3.26 miles from Cuddesdon.

Location: southbound entry slip at junction J7 (Thame) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:15 on 13 December 2025 to 06:00 on 14 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 3.34 miles from Cuddesdon.

Location: southbound between junctions J10 (Northampton) and J9 (Bicester) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 13 December 2025 to 06:00 on 14 December 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 15.09 miles from Cuddesdon.

Location: westbound between junctions J12 (Reading) and J13 (Newbury) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 09:00 on 13 December 2025 to 16:00 on 13 December 2025.
Nearest town: 17.72 miles from Cuddesdon.

Location: southbound between the A4130 and the junction with the A4 .
Lane Closures : Lane one is closed.
Due to: Horticultural works.
Period : expect disruption until 06:00 on 13 December 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 19.71 miles from Cuddesdon.

Location: southbound between junctions J5 (High Wycombe) and J4 (High Wycombe) .
Lane Closures : The hard shoulder is closed.
Due to: Horticultural works.
Period : expect disruption until 23:59 on 12 December 2025.
Nearest town: 10.85 miles from Cuddesdon.

Location: northbound between junctions J7 (Thame) and J8A (Thame) .
Lane Closures : The hard shoulder is closed.
Due to: Horticultural works.
Period : expect disruption until 23:59 on 19 December 2025.
Nearest town: 3 miles from Cuddesdon.

Location: northbound between junctions J3 (Loudwater) and J4 (High Wycombe) .
Lane Closures : The hard shoulder is closed.
Due to: Horticultural works.
Period : expect disruption until 23:59 on 12 December 2025.
Nearest town: 18.66 miles from Cuddesdon.

Location: westbound at junction J12 (Reading) .
Lane Closures : Lanes 1 and 2 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 13 December 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 19.6 miles from Cuddesdon.

Location: eastbound between junctions J13 (Newbury) and J12 (Reading) .
Lane Closures : Lanes 1 and 2 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 13 December 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 18.79 miles from Cuddesdon.

Location: westbound between junctions J12 (Reading) and J13 (Newbury) .
Lane Closures : Lanes 1 and 2 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 13 December 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 19.6 miles from Cuddesdon.

Location: westbound entry slip at junction J12 (Reading) .
Due to: Roadworks.
Period : expect disruption until 06:00 on 13 December 2025.
Lanes Closed : All lanes are closed.
Nearest town: 19.4 miles from Cuddesdon.

Location: southbound at junction J9 (Bicester) .
Lane Closures : Lane one is closed.
Due to: Barrier repairs.
Period : expect disruption until 06:00 on 13 December 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 11.23 miles from Cuddesdon.

Location: southbound between junctions J10 (Northampton) and J9 (Bicester) .
Lane Closures : Lane one is closed.
Due to: Barrier repairs.
Period : expect disruption until 06:00 on 13 December 2025.
Lanes Closed : There is one of three lanes closed.
Nearest town: 12.6 miles from Cuddesdon.

Location: eastbound between junctions J13 (Newbury) and J12 (Reading) .
Due to: Roadworks scheme.
Period : from 20:03 on 8 December 2025 to 06:00 on 13 December 2025.
Nearest town: 18.79 miles from Cuddesdon.

Location: northbound.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 19 December 2025 to 06:00 on 20 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.37 miles from Cuddesdon.

Location: northbound between the junctions with the A4155 and the M40 .
Lane Closures : Lane one will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 19 December 2025 to 06:00 on 20 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.79 miles from Cuddesdon.

Location: southbound between junctions J5 (High Wycombe) and J4 (High Wycombe) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 19 December 2025 to 06:00 on 20 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 12.94 miles from Cuddesdon.

Location: northbound between junctions J4 (High Wycombe) and J5 (High Wycombe) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 19 December 2025 to 06:00 on 20 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 15.21 miles from Cuddesdon.

Location: northbound at the junction with the A308 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 19 December 2025 to 05:00 on 20 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.02 miles from Cuddesdon.

Location: northbound between the junctions with the A4130 and the A308 .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 19 December 2025 to 05:00 on 20 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.06 miles from Cuddesdon.

Location: southbound exit slip at Chieveley Services.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 15 December 2025 to 06:00 on 16 December 2025.
Schedule : From 21:00 on 18 December 2025 to 06:00 on 19 December 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 5 January 2026 to 7 January 2026.
Schedule : From 21:00 on 19 January 2026 to 06:00 on 20 January 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.79 miles from Cuddesdon.

Location: southbound entry slip from the M4 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 15 December 2025 to 06:00 on 16 December 2025.
Schedule : From 21:00 on 18 December 2025 to 06:00 on 19 December 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 5 January 2026 to 7 January 2026.
Schedule : From 21:00 on 19 January 2026 to 06:00 on 20 January 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.88 miles from Cuddesdon.

Location: northbound between junctions J4 (High Wycombe) and J5 (High Wycombe) .
Lane Closures : Lane two will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 17 December 2025 to 06:00 on 18 December 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 16.87 miles from Cuddesdon.

Location: northbound at junction J4 (High Wycombe) .
Lane Closures : Lane two will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 17 December 2025 to 06:00 on 18 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.26 miles from Cuddesdon.

Location: southbound between junctions J5 (High Wycombe) and J4 (High Wycombe) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 16 December 2025 to 06:00 on 17 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 11.39 miles from Cuddesdon.

Location: northbound between junctions J4 (High Wycombe) and J5 (High Wycombe) .
Lane Closures : Lane three will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 16 December 2025 to 06:00 on 17 December 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 15.32 miles from Cuddesdon.

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 15 December 2025 to 06:00 on 16 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 4.07 miles from Cuddesdon.

Location: southbound between junctions J9 (Bicester) and J8A (Thame) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 18 December 2025 to 06:00 on 19 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 5.88 miles from Cuddesdon.

Location: northbound between junctions J8A (Thame) 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 18 December 2025 to 06:00 on 19 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 3.88 miles from Cuddesdon.

Location: southbound between junctions J5 (High Wycombe) and J4 (High Wycombe) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 17 December 2025 to 06:00 on 18 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 15.49 miles from Cuddesdon.

Location: southbound between junctions J5 (High Wycombe) and J4 (High Wycombe) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 18 December 2025 to 06:00 on 19 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 16 miles from Cuddesdon.

Location: southbound between junctions J8A (Thame) and J6 (Thame) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 17 December 2025 to 06:00 on 18 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 6.21 miles from Cuddesdon.

Location: northbound between junctions J6 (Thame) and J8A (Thame) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 17 December 2025 to 06:00 on 18 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 8.05 miles from Cuddesdon.

Location: southbound between junctions J4 (High Wycombe) and J3 (Loudwater) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 15 December 2025 to 06:00 on 16 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.04 miles from Cuddesdon.

Location: northbound between junctions J10 (Northampton) and J11 (Banbury) .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 19:00 on 16 December 2025 to 23:59 on 16 December 2025.
Nearest town: 17.79 miles from Cuddesdon.

Location: southbound exit slip at junction J10 (Northampton) .
Lane Closures : Lane one will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:15 on 16 December 2025 to 06:00 on 17 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 16.8 miles from Cuddesdon.

Location: southbound between junctions J11 (Banbury) and J10 (Northampton) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:15 on 16 December 2025 to 06:00 on 17 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.27 miles from Cuddesdon.

Location: southbound between junctions J10 (Northampton) and J9 (Bicester) .
Lane Closures : Lane three will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 14 December 2025 to 06:00 on 15 December 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 13.02 miles from Cuddesdon.

Location: northbound between junctions J8A (Thame) and J10 (Northampton) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 14 December 2025 to 06:00 on 15 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 9.97 miles from Cuddesdon.

Location: southbound entry slip from the M40 .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:15 on 16 December 2025 to 05:00 on 17 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.31 miles from Cuddesdon.

Location: northbound exit slip at junction J4 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:15 on 16 December 2025 to 05:00 on 17 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.44 miles from Cuddesdon.

Location: northbound between the M4 and the junction with the A4185 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 16 December 2025 to 06:00 on 17 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 15.95 miles from Cuddesdon.

Location: northbound.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 16 December 2025 to 06:00 on 17 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 14.66 miles from Cuddesdon.

Location: northbound.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 16 December 2025 to 06:00 on 17 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 14.7 miles from Cuddesdon.

Location: northbound between junctions J9 (Bicester) and J10 (Northampton) .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 19:00 on 14 December 2025 to 23:59 on 15 December 2025.
Nearest town: 13.32 miles from Cuddesdon.

Location: southbound between junctions J9 (Bicester) and J8A (Thame) .
Lane Closures : Lane one will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 15 December 2025 to 06:00 on 16 December 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 6.29 miles from Cuddesdon.

Location: southbound between junctions J10 (Northampton) and J9 (Bicester) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 15 December 2025 to 06:00 on 16 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 14.25 miles from Cuddesdon.

Location: southbound between the A4183 south of Kennington and the junction with the A4130 .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 15 December 2025 to 06:00 on 19 December 2025.
Nearest town: 7.74 miles from Cuddesdon.

Location: southbound between the A4183 south of Kennington and the junction with the A4130 .
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 15 December 2025 to 19 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 7.74 miles from Cuddesdon.

Location: northbound exit slip to the A415 .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 15 December 2025 to 06:00 on 19 December 2025.
Nearest town: 8.42 miles from Cuddesdon.

Location: northbound exit slip to the A415 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 15 December 2025 to 19 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 8.42 miles from Cuddesdon.

Location: southbound entry slip from the A415 .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 15 December 2025 to 19 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 8.28 miles from Cuddesdon.

Location: northbound between the A4130 and the junction with the A415 .
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 15 December 2025 to 19 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 8.77 miles from Cuddesdon.

Location: northbound between the junctions with the A44 and the M40 .
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 15 December 2025 to 17 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 10.61 miles from Cuddesdon.

Location: northbound between junctions J3 (Loudwater) and J4 (High Wycombe) .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 19:00 on 14 December 2025 to 23:59 on 18 December 2025.
Nearest town: 18.03 miles from Cuddesdon.

Location: northbound between junctions J4 (High Wycombe) and J5 (High Wycombe) .
Lane Closures : Lanes 2 and 3 are closed.
Due to: Barrier repairs.
Period : expect disruption until 06:00 on 13 December 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 16.87 miles from Cuddesdon.

Location: northbound at junction J4 (High Wycombe) .
Lane Closures : Lane two is closed.
Due to: Barrier repairs.
Period : expect disruption until 06:00 on 13 December 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 17.26 miles from Cuddesdon.

Location: northbound between junctions J9 (Bicester) and J11 (Banbury) .
Lane Closures : Lanes 2 and 3 are closed.
Due to: Barrier repairs.
Period : expect disruption until 06:00 on 13 December 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 15.15 miles from Cuddesdon.

Location: southbound between junctions J10 (Northampton) and J9 (Bicester) .
Lane Closures : Lanes 2 and 3 are closed.
Due to: Barrier repairs.
Period : expect disruption until 06:00 on 13 December 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 15.73 miles from Cuddesdon.

Location: westbound at junction J12 (Reading) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 17 December 2025 to 06:00 on 18 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.6 miles from Cuddesdon.

Location: westbound exit slip at junction J12 (Reading) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 8 December 2025 to 06:00 on 9 December 2025.
Schedule : From 21:00 on 17 December 2025 to 06:00 on 18 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.6 miles from Cuddesdon.

Location: southbound between junctions J11 (Banbury) and J10 (Northampton) .
Lane Closures : Lanes 2 and 3 are closed.
Due to: Barrier repairs.
Period : expect disruption until 06:00 on 13 December 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 17.96 miles from Cuddesdon.
