M4 Traffic Delays

Traffic delays for the M4 motorway in Southern England. Latest travel news from Highways England and Google Maps.


Avoid M4 roadworks and traffic jams on the UK’s major roads and motorways.

M4 Motorway Congestion

  • M4 westbound within J1 | Westbound | Congestion | Greater London Authority

    Location : The M4 westbound between junctions J1 and J2 . Reason : Congestion. Status : Currently Active. Return To Normal : Normal traffic conditions are expected between 14:15 and 14:30 on 17 October 2018. Delay : There are currently delays of 10 minutes against expected traffic.
    M4 Traffic Delays in Greater London Authority
    Wed, 17 Oct 2018 12:48:45 GMT

M4 Motorway Accidents

    No Reported Accidents

M4 Westbound Roadworks and Delays

  • M4 westbound between J14 and J15 | Westbound | Road Works | West Berkshire

    Location : The M4 westbound between junctions J14 and J15 . Lane Closures : Lanes 2 and 3 will be closed. Reason : Emergency roadworks are planned. Status : Pending. Schedule : From 20:00 on 21 December 2018 to 06:00 on 22 December 2018. Lanes Closed : There will be two of three lanes closed.
    M4 Traffic Delays in West Berkshire
    Fri, 19 Oct 2018 15:13:07 GMT
  • M4 westbound between J16 and J17 | Westbound | Road Works | Wiltshire

    Location : The M4 westbound between junctions J16 and J17 . Lane Closures : Lane one will be closed. Reason : Roadworks are planned. Status : Pending. Schedule : From 20:00 on 25 October 2018 to 05:30 on 26 October 2018. Lanes Closed : There will be one of three lanes closed.
    M4 Traffic Delays in Wiltshire
    Thu, 18 Oct 2018 19:10:40 GMT
  • link road from M25 J15 anti-clockwise to M4 J4B westbound | Westbound | Road Works | Slough

    Location : The M4 westbound entry slip at junction J4B from the M25 anti-clockwise. Lane Closures : Lane one will be closed. Reason : Road repairs are planned. Status : Pending. Schedule : From 22:00 on 20 October 2018 to 06:00 on 21 October 2018. Schedule : From 22:30 on 21 October 2018 to 05:30 on 22 October 2018. Lanes Closed : All lanes will be closed.
    M4 Traffic Delays in Slough
    Wed, 17 Oct 2018 11:43:29 GMT
  • M4 westbound between J5 and J6 | Westbound | Road Works | Slough

    Location : The M4 westbound between junctions J5 and J7 . Reason : Roadworks scheme. Status : Currently Active. Period : from 21:08 on 16 October 2018 to 06:00 on 18 October 2018.
    M4 Traffic Delays in Slough
    Wed, 17 Oct 2018 10:39:49 GMT
  • M4 westbound between J8 and J10 | Westbound | Road Works | Bracknell Forest

    Location : The M4 westbound between junctions J8 and J12 . Reason : Roadworks scheme. Status : Currently Active. Period : from 13:59 on 27 September 2018 to 05:30 on 25 October 2018.
    M4 Traffic Delays in Bracknell Forest
    Wed, 17 Oct 2018 10:38:55 GMT
  • M4 westbound between J10 and J11 | Westbound | Road Works | Wokingham

    Location : The M4 westbound between junctions J10 and J11 . Reason : Roadworks. Status : Currently Active. Period : from 14:00 on 27 September 2018 to 05:30 on 25 October 2018.
    M4 Traffic Delays in Wokingham
    Wed, 17 Oct 2018 10:38:54 GMT
  • M4 westbound between J4 and J4B | Westbound | Road Works | Greater London Authority

    Location : The M4 westbound between junctions J4 and J4B . Reason : Roadworks are planned. Status : Pending. Schedule : Expect disruption everyday between 09:30 and 15:00 from 18 October 2018 to 19 October 2018.
    M4 Traffic Delays in Greater London Authority
    Wed, 17 Oct 2018 08:20:39 GMT
  • M4 westbound within J4B | Westbound | Road Works | Slough

    Location : The M4 westbound at junction J4B . Reason : Roadworks are planned. Status : Pending. Schedule : Expect disruption everyday between 09:30 and 15:00 from 18 October 2018 to 19 October 2018.
    M4 Traffic Delays in Slough
    Wed, 17 Oct 2018 08:20:38 GMT
  • M4 J7 westbound exit | Westbound | Road Works | Buckinghamshire

    Location : The M4 westbound exit slip at junction J7 . Lane Closures : Lanes 1 and 2 will be closed. Reason : Roadworks are planned. Status : Pending. Schedule : From 21:00 on 17 October 2018 to 06:00 on 18 October 2018. Lanes Closed : All lanes will be closed.
    M4 Traffic Delays in Buckinghamshire
    Wed, 17 Oct 2018 05:06:02 GMT
  • M4 westbound between J5 and J6 | Westbound | Road Works | Slough

    Location : The M4 westbound between junctions J5 and J10 . Lane Closures : Lanes 1, 2 and 3 will be closed. Reason : Roadworks are planned. Status : Pending. Schedule : From 21:00 on 17 October 2018 to 06:00 on 18 October 2018. Lanes Closed : All lanes will be closed.
    M4 Traffic Delays in Slough
    Wed, 17 Oct 2018 05:06:02 GMT
  • M4 J6 westbound access | Westbound | Road Works | Slough

    Location : The M4 westbound entry slip at junction J6 . Lane Closures : Lanes 1 and 2 will be closed. Reason : Roadworks are planned. Status : Pending. Schedule : From 21:00 on 17 October 2018 to 06:00 on 18 October 2018. Lanes Closed : All lanes will be closed.
    M4 Traffic Delays in Slough
    Wed, 17 Oct 2018 05:06:01 GMT
  • M4 J8 westbound exit | Westbound | Road Works | Windsor and Maidenhead

    Location : The M4 westbound exit slip at junction J8 . Reason : Roadworks are planned. Status : Pending. Schedule : From 21:00 on 17 October 2018 to 06:00 on 18 October 2018. Lanes Closed : All lanes will be closed.
    M4 Traffic Delays in Windsor and Maidenhead
    Wed, 17 Oct 2018 05:06:01 GMT
  • M4 J7 westbound access | Westbound | Road Works | Buckinghamshire

    Location : The M4 westbound entry slip at junction J7 . Lane Closures : Lanes 1 and 2 will be closed. Reason : Roadworks are planned. Status : Pending. Schedule : From 21:00 on 17 October 2018 to 06:00 on 18 October 2018. Lanes Closed : All lanes will be closed.
    M4 Traffic Delays in Buckinghamshire
    Wed, 17 Oct 2018 05:06:01 GMT
  • M4 westbound between J19 and J20 | Westbound | Road Works | South Gloucestershire

    Location : The M4 westbound between junctions J19 and J21 . Lane Closures : Lanes 1, 2 and 3 will be closed. Reason : Road repairs are planned. Status : Pending. Schedule : From 20:00 on 23 October 2018 to 06:00 on 24 October 2018. Lanes Closed : All lanes will be closed.
    M4 Traffic Delays in South Gloucestershire
    Wed, 17 Oct 2018 05:03:10 GMT
  • M4 westbound between J19 and J20 | Westbound | Road Works | South Gloucestershire

    Location : The M4 westbound between junctions J19 and J20 . Lane Closures : Lanes 2 and 3 will be closed. Reason : Road repairs are planned. Status : Pending. Schedule : From 20:00 on 23 October 2018 to 06:00 on 24 October 2018. Lanes Closed : There will be two of three lanes closed.
    M4 Traffic Delays in South Gloucestershire
    Wed, 17 Oct 2018 05:03:10 GMT
  • link road from M5 J16 northbound to M4 J20 westbound | Westbound | Road Works | South Gloucestershire

    Location : The M4 westbound entry slip at junction J20 . Lane Closures : Lane one will be closed. Reason : Road repairs are planned. Status : Pending. Schedule : From 20:00 on 23 October 2018 to 06:00 on 24 October 2018. Lanes Closed : There will be one of two lanes closed.
    M4 Traffic Delays in South Gloucestershire
    Wed, 17 Oct 2018 05:03:09 GMT
  • link road from M5 J16 northbound to M4 J20 westbound | Westbound | Road Works | South Gloucestershire

    Location : The M4 westbound entry slip at junction J20 . Lane Closures : Lanes 1 and 2 will be closed. Reason : Road repairs are planned. Status : Pending. Schedule : From 20:01 on 16 October 2018 to 06:00 on 17 October 2018. Schedule : From 20:00 on 23 October 2018 to 06:00 on 24 October 2018. Lanes Closed : All lanes will be closed.
    M4 Traffic Delays in South Gloucestershire
    Wed, 17 Oct 2018 04:44:06 GMT
  • link road from the M5 J15 southbound to the M4 J20 westbound | Westbound | Road Works | South Gloucestershire

    Location : The M4 westbound entry slip at junction J20 . Lane Closures : Lanes 1 and 2 will be closed. Reason : Road repairs are planned. Status : Pending. Schedule : From 20:01 on 16 October 2018 to 06:00 on 17 October 2018. Schedule : From 20:00 on 23 October 2018 to 06:00 on 24 October 2018. Lanes Closed : All lanes will be closed.
    M4 Traffic Delays in South Gloucestershire
    Wed, 17 Oct 2018 04:37:04 GMT
  • M4 westbound between J6 and J7 | Westbound | Road Works | Slough

    Location : The M4 westbound between junctions J6 and J10 . Lane Closures : Lanes 1 and 2 will be closed. Reason : Roadworks are planned. Status : Pending. Schedule : Expect disruption everyday between 20:00 and 05:30 from 17 October 2018 to 19 October 2018. Schedule : Expect disruption everyday between 20:00 and 07:00 from 19 October 2018 to 21 October 2018. Schedule : From 21:00 on 21 October 2018 to 05:30 on 22 October 2018. Schedule : Expect disruption everyday between 20:00 and 05:30 from 22 October 2018 to 26 October 2018. Lanes Closed : There will be two of three lanes closed.
    M4 Traffic Delays in Slough
    Wed, 17 Oct 2018 04:31:35 GMT
  • M4 J7 westbound access | Westbound | Road Works | Buckinghamshire

    Location : The M4 westbound entry slip at junction J7 . Lane Closures : Lanes 1 and 2 will be closed. Reason : Roadworks are planned. Status : Pending. Schedule : Expect disruption everyday between 20:00 and 05:30 from 16 October 2018 to 19 October 2018. Schedule : From 21:00 on 19 October 2018 to 07:00 on 20 October 2018. Lanes Closed : All lanes will be closed.
    M4 Traffic Delays in Buckinghamshire
    Wed, 17 Oct 2018 04:23:01 GMT

M4 Eastbound Roadworks and Delays

  • M4 eastbound between J17 and J16 | Eastbound | Road Works | Wiltshire

    Location : The M4 eastbound between junctions J17 and J16 . Lane Closures : Lane one will be closed. Reason : Roadworks are planned. Status : Pending. Schedule : From 20:00 on 24 October 2018 to 05:30 on 25 October 2018. Lanes Closed : There will be one of three lanes closed.
    M4 Traffic Delays in Wiltshire
    Wed, 17 Oct 2018 19:11:09 GMT
  • M4 eastbound between J10 and J8 | Eastbound | Road Works | Bracknell Forest

    Location : The M4 eastbound between junctions J10 and J6 . Lane Closures : The hard shoulder is closed. Reason : Roadworks. Status : Currently Active. Period : expect disruption until 06:00 on 3 November 2018.
    M4 Traffic Delays in Bracknell Forest
    Wed, 17 Oct 2018 10:49:56 GMT
  • M4 eastbound between J11 and J10 | Eastbound | Road Works | Wokingham

    Location : The M4 eastbound between junctions J11 and J10 . Reason : Roadworks. Status : Currently Active. Period : from 13:41 on 10 October 2018 to 05:30 on 26 October 2018.
    M4 Traffic Delays in Wokingham
    Wed, 17 Oct 2018 10:48:58 GMT
  • M4 eastbound at the Heston services between J3 and J2 | Eastbound | Road Works | Greater London Authority

    Location : The M4 eastbound between junctions J3 and J2 . Lane Closures : The hard shoulder is closed. Reason : Emergency roadworks. Status : Currently Active. Period : expect disruption until 16:00 on 17 October 2018.
    M4 Traffic Delays in Greater London Authority
    Wed, 17 Oct 2018 10:46:18 GMT
  • M4 eastbound between J15 and J14 | Eastbound | Road Works | West Berkshire

    Location : The M4 eastbound between junctions J15 and J14 . Lane Closures : The hard shoulder is closed. Reason : Barrier repairs. Status : Currently Active. Period : expect disruption until 17:00 on 17 October 2018.
    M4 Traffic Delays in West Berkshire
    Wed, 17 Oct 2018 10:45:15 GMT
  • M4 eastbound between J4B and J4 | Eastbound | Road Works | Greater London Authority

    Location : The M4 eastbound between junctions J4B and J4 . Lane Closures : The hard shoulder is closed. Reason : Roadworks. Status : Currently Active. Period : expect disruption until 15:00 on 17 October 2018.
    M4 Traffic Delays in Greater London Authority
    Wed, 17 Oct 2018 10:45:07 GMT
  • M4 eastbound within J4B | Eastbound | Road Works | Slough

    Location : The M4 eastbound at junction J4B . Lane Closures : The hard shoulder is closed. Reason : Roadworks. Status : Currently Active. Period : expect disruption until 15:00 on 17 October 2018.
    M4 Traffic Delays in Slough
    Wed, 17 Oct 2018 10:45:05 GMT
  • M4 J11 eastbound access | Eastbound | Road Works | Reading

    Location : The M4 eastbound between junctions J11 and J10 . Reason : Roadworks scheme. Status : Currently Active. Period : from 13:20 on 10 September 2018 to 05:30 on 26 October 2018.
    M4 Traffic Delays in Reading
    Wed, 17 Oct 2018 10:38:53 GMT
  • M4 J3 eastbound exit | Eastbound | PublicEvent | Greater London Authority

    Location : The M4 eastbound exit slip at junction J3 . Name : Barbarians vs Argentina. Reason : A rugby match has been organised. Status : Pending. Schedule : From 12:30 on 1 December 2018 to 14:30 on 1 December 2018.
    M4 Traffic Delays in Greater London Authority
    Wed, 17 Oct 2018 05:45:19 GMT
  • link road from M5 J16 northbound to M4 J20 eastbound | Eastbound | Road Works | South Gloucestershire

    Location : The M4 eastbound entry slip at junction J20 from M5 north. Lane Closures : Lane one will be closed. Reason : Road repairs are planned. Status : Pending. Schedule : From 20:00 on 23 October 2018 to 06:00 on 24 October 2018. Lanes Closed : There will be one of two lanes closed.
    M4 Traffic Delays in South Gloucestershire
    Wed, 17 Oct 2018 05:03:10 GMT
  • link road from M5 J15 southbound to M4 J20 eastbound | Eastbound | Road Works | South Gloucestershire

    Location : The M4 eastbound entry slip at junction J20 from M5 south. Lane Closures : Lane one will be closed. Reason : Road repairs are planned. Status : Pending. Schedule : From 20:00 on 23 October 2018 to 06:00 on 24 October 2018. Lanes Closed : All lanes will be closed.
    M4 Traffic Delays in South Gloucestershire
    Wed, 17 Oct 2018 05:03:10 GMT
  • M4 eastbound within J14 | Eastbound | Road Works | West Berkshire

    Location : The M4 eastbound between junctions J14 and J13 . Lane Closures : Lanes 1 and 2 will be closed. Reason : Barrier repairs are planned. Status : Pending. Schedule : Expect disruption everyday between 20:30 and 06:00 from 17 October 2018 to 20 October 2018. Lanes Closed : There will be two of three lanes closed.
    M4 Traffic Delays in West Berkshire
    Wed, 17 Oct 2018 05:02:10 GMT
  • link road from A329(M) westbound to M4 J10 eastbound | Eastbound | Road Works | Wokingham

    Location : The M4 eastbound entry slip at junction J10 . Lane Closures : Lane one will be closed. Reason : Roadworks are planned. Status : Pending. Schedule : Expect disruption everyday between 20:00 and 05:30 from 16 October 2018 to 19 October 2018. Schedule : From 20:00 on 19 October 2018 to 07:00 on 20 October 2018. Lanes Closed : All lanes will be closed.
    M4 Traffic Delays in Wokingham
    Wed, 17 Oct 2018 01:46:09 GMT
  • M4 J14 eastbound access | Eastbound | Road Works | West Berkshire

    Location : The M4 eastbound entry slip at junction J14 . Lane Closures : Lane one will be closed. Reason : Barrier repairs are planned. Status : Pending. Schedule : Expect disruption everyday between 20:30 and 06:00 from 17 October 2018 to 20 October 2018. Lanes Closed : There will be one of two lanes closed.
    M4 Traffic Delays in West Berkshire
    Tue, 16 Oct 2018 20:00:40 GMT
  • M4 eastbound between J10 and J8 | Eastbound | Road Works | Bracknell Forest

    Location : The M4 eastbound between junctions J10 and J6 . Lane Closures : Lanes 1 and 2 will be closed. Reason : Roadworks are planned. Status : Pending. Schedule : Expect disruption everyday between 20:00 and 05:30 from 17 October 2018 to 19 October 2018. Schedule : Expect disruption everyday between 20:00 and 07:00 from 19 October 2018 to 21 October 2018. Schedule : From 21:00 on 21 October 2018 to 05:30 on 22 October 2018. Schedule : Expect disruption everyday between 20:00 and 05:30 from 22 October 2018 to 26 October 2018. Lanes Closed : There will be two of three lanes closed.
    M4 Traffic Delays in Bracknell Forest
    Tue, 16 Oct 2018 14:20:27 GMT
  • M4 eastbound between J11 and J10 | Eastbound | Road Works | Wokingham

    Location : The M4 eastbound between junctions J11 and J8 . Lane Closures : Lanes 1 and 2 will be closed. Reason : Roadworks are planned. Status : Pending. Schedule : Expect disruption everyday between 20:00 and 05:30 from 17 October 2018 to 20 October 2018. Schedule : From 20:00 on 20 October 2018 to 07:00 on 21 October 2018. Lanes Closed : There will be two of three lanes closed.
    M4 Traffic Delays in Wokingham
    Tue, 16 Oct 2018 14:10:56 GMT
  • M4 eastbound between J10 and J8 | Eastbound | Road Works | Bracknell Forest

    Location : The M4 eastbound between junctions J10 and J8 . Lane Closures : Lanes 1 and 2 will be closed. Reason : Roadworks are planned. Status : Pending. Schedule : From 20:00 on 17 October 2018 to 05:30 on 18 October 2018. Lanes Closed : There will be two of three lanes closed.
    M4 Traffic Delays in Bracknell Forest
    Tue, 16 Oct 2018 13:50:30 GMT
  • M4 eastbound between J10 and J8 | Eastbound | Road Works | Bracknell Forest

    Location : The M4 eastbound between junctions J10 and J8 . Reason : Roadworks scheme is planned. Status : Pending. Schedule : From 20:00 on 17 October 2018 to 05:30 on 18 October 2018.
    M4 Traffic Delays in Bracknell Forest
    Tue, 16 Oct 2018 13:50:29 GMT
  • M4 eastbound between J4 and J3 | Eastbound | Road Works | Greater London Authority

    Location : The M4 eastbound between junctions J4 and J3 . Lane Closures : Lanes 1 and 2 will be closed. Reason : Roadworks are planned. Status : Pending. Schedule : Expect disruption everyday between 22:00 and 05:00 from 22 October 2018 to 26 October 2018. Schedule : From 23:00 on 26 October 2018 to 05:00 on 27 October 2018. Schedule : Expect disruption everyday between 22:00 and 05:00 from 29 October 2018 to 2 November 2018. Schedule : From 23:00 on 2 November 2018 to 05:00 on 3 November 2018. Lanes Closed : There will be two of three lanes closed.
    M4 Traffic Delays in Greater London Authority
    Mon, 15 Oct 2018 21:12:05 GMT
  • M4 eastbound within J14 | Eastbound | Road Works | West Berkshire

    Location : The M4 eastbound at junction J14 . Lane Closures : Lane one will be closed. Reason : Roadside drains works are planned. Status : Pending. Schedule : Expect disruption everyday between 20:00 and 06:00 from 12 December 2018 to 15 December 2018. Lanes Closed : There will be one of three lanes closed.
    M4 Traffic Delays in West Berkshire
    Mon, 15 Oct 2018 20:47:13 GMT

M4 Traffic Incidents in Wales.

Information supplied direct by Traffic Wales.

    M4 Motorway Traffic Flow Map

    Speedy Route
    www.SpeedyRoute.com

    Live traffic flow information. Avoid M4 travel congestion and plan a smarter route.

    Traffic delay information supplied by Highways England. The latest traffic reports, roadworks and travel news for the M4 motorway in England.

    Our travel news is as up to date as possible but please do always check with local news sources and always allow plenty of time for your journey.