Disruption Detail |

Engineering Work Details

Major Engineering work between London Euston and Watford Junction / Milton Keynes Central from Friday 18 to Monday 21 April

Engineering Work Details

18 April 2025

Engineering work is taking place between London Euston and Watford Junction / Milton Keynes Central / Northampton, closing various lines. Background information on the work taking place can be found below.

No trains will run to or from London Euston station on Saturday, Sunday and Monday.

Avanti West Coast:

Friday:

Trains to / from London Euston will run to a reduced and amended timetable all day.

Saturday to Monday:

No Avanti West Coast trains will run between London Euston and Milton Keynes Central.

A reduced service of one train per hour will run between:

  • Milton Keynes Central and Manchester Piccadilly (two trains per hour on Sunday)
  • Milton Keynes Central and Liverpool Lime Street (on Saturday and Monday only)
  • Milton Keynes Central and Carlisle
  • Rugby and Birmingham New Street / Wolverhampton

Trains that usually run between London Euston and Holyhead will instead run between Crewe and Holyhead only.

Replacement buses:

A joint replacement bus plan will be in place, provided by Avanti West Coast and London Northwestern Railway, buses will run between Bedford and Milton Keynes Central. You should use East Midlands Railway / Thameslink trains between London St Pancras International and Bedford to connect to / from buses at Bedford.

Caledonian Sleeper:

Due to the engineering work, Caledonian Sleeper services will not run to / from London Euston and will instead be diverted to run to / from London Kings Cross.

As a result, the following services will be affected:

Sunday:

The 20:20 London Euston to Inverness / Fort William service will start from London Kings Cross at 21:15 and will not call at Crewe or Preston.

The 20:25 Inverness / 19:00 Fort William to London Euston service will not call at Preston or Crewe, and will terminate at London Kings Cross at 07:40.

The 21:30 London Euston to Edinburgh / Glasgow Central service will start from London Kings Cross at 22:45 and will not call at Watford Junction or Carlisle.

The 21:45 Glasgow Central / 23:25 Edinburgh to London Euston service will depart from Glasgow Central at 22:00 will not call at Motherwell, Carstairs, Carlisle, or Watford Junction, and will terminate at London Kings Cross at 06:10.

Monday:

The 20:45 Inverness / 19:50 Fort William / 20:26 Aberdeen to London Euston service will not call at Preston or Crewe, and has been retimed to terminate at London Euston at 08:45.

The 21:15 London Euston to Inverness / Fort William / Aberdeen service will start from London Kings Cross at 21:40, and will not call at Crewe or Preston.

The 23:40 Glasgow Central / Edinburgh to London Euston service will run to an amended timetable, and will depart from Glasgow Central at 21:45, Motherwell at 22:02, Carstairs at 22:23, Edinburgh at 23:25, and will not call at Carlisle or Watford Junction.

The 23:45 London Euston to Glasgow Central / Edinburgh service will start from London Kings Cross at 23:00 and will not call at Watford Junction or Carlisle. This service will arrive at Carstairs at 06:28.

London Northwestern Railway:

Friday:

Until approximately 06:45, no trains will run between London Euston and Watford Junction.

Trains between London Euston and Milton Keynes Central / Northampton will not call at Bushey.

You should use London Overground trains between London Euston and Bushey.

Trains between London Euston and Crewe will run between Milton Keynes Central and Crewe only.

Saturday and Sunday:

No trains will run between London Euston and Milton Keynes Central / Northampton.

Replacement bus services will run between:

  • Potters Bar / Watford Junction and Milton Keynes Central (not calling at Cheddington)
  • Milton Keynes Central and Northampton
  • Bedford and Milton Keynes Central (joint bus plan with Avanti West Coast)
  • Leighton Buzzard and Cheddington (shuttle bus)

You should use Thameslink trains between London Kings Cross and Potters Bar to connect to bus services at Potters Bar, and East Midlands Railway / Thameslink trains between London St Pancras International and Bedford to connect to / from bus services at Bedford.

Monday:

No trains will run between London Euston and Watford Junction. From 08:00, a reduced and amended timetable will run between Watford Junction and Milton Keynes Central.

Replacement bus services will run between:

  • Potters Bar and Watford Junction (from 08:00) / Milton Keynes Central (until 08:00)
  • Milton Keynes Central and Northampton
  • Bedford and Milton Keynes Central

You should use East Midlands Railway / Thameslink trains between London St Pancras International and Bedford to connect to / from bus services at Bedford.

London Overground (Lioness line)

Saturday:

An amended and reduced service will operate between Kilburn High Road and Watford Junction.

Replacement buses will now not run and you should use local buses or London Underground services between Queens Park and Euston via any reasonable route.

Friday and Sunday:

There will be no train service between London Euston and Watford Junction.

You are advised to use London Buses or London Underground services between Queens Park and Euston or via any reasonable route.

Monday:

An amended service will operate between Kilburn High Road and Watford Junction, with the first and last, and train frequency different to the normal timetable.

Replacement buses will now not run and you should use use local buses or London Underground services between Queens Park and Euston via any reasonable route.

Southern:

Friday:

No Southern trains will run between Shepherds Bush and Watford Junction.

Please use alternative London Overground trains between Clapham Junction and Willesden Junction. Or alternatively, Southern trains between Clapham Junction and London Victoria, London Underground between London Victoria and London Euston.

You can use your ticket at no extra cost on the London Northwestern Railway services between London Euston and Watford Junction.

Your paper ticket will be accepted at no extra cost on the following London Underground / Overground services:

  • Between Victoria and Euston (Victoria line)
  • Between Victoria and Shepherds Bush (Circle and Central line)
  • Between Victoria and West Brompton (District line)
  • Between Oxford Circus and Harrow & Wealdstone (Bakerloo line)
  • Between Clapham Junction and Willesden Junction (Mildmay line)
  • Between London Euston and Watford Junction (Lioness line)

Journey times will be increased on the alternative route via central London and London Euston.

Saturday to Monday:

No Southern trains will run between Shepherds Bush and Watford Junction.

Please use alternative London Overground trains between Clapham Junction and Willesden Junction.

Or alternatively, Southern trains between Clapham Junction and London Victoria, London Underground between London Victoria and London Euston.

Please note there is no direct service between London Euston and Watford Junction. Paper tickets will be accepted on London Buses or London Underground services between Queens Park and Euston or via any reasonable route.

You can use your ticket at no extra cost on the London Northwestern Railway services between London Euston and Watford Junction.

Your paper ticket will be accepted at no extra cost on the following London Underground / Overground services:

  • Victoria – Euston (Victoria line)
  • Victoria – Shepherds Bush (Circle and Central line)
  • Victoria – West Brompton (District line)
  • Oxford Circus – Harrow & Wealdstone (Bakerloo line)
  • Clapham Junction – Willesden Junction (Mildmay line)

Journey times will be increased on the alternative route via central London and London Euston.

Check before you travel:

You can plan your journey using the National Rail Enquiries Journey Planner

You can plan your journey on London Buses / London Underground by using the Transport for London Journey Planner

Background Information:

West Coast Main Line upgrade work, including the renewal of overhead lines, switches and crossings (movable sections of track), and drainage improvements will be taking place between London Euston and Milton Keynes Central on Saturday 19 April, Sunday 20 April and Monday 21 April. More details on the work taking place can be found in Network Rail's website information.

Replacement Bus Travel Advice:

For helpful advice if you need to travel on a rail replacement service, including accessibility and bicycle information, please use our Rail Replacement Services page.

You can find the pick-up and set-down location of rail replacement services by checking station signage or by searching for your station on our Find a Station page.

Please be advised that replacement vehicles may be busier than usual, and you should allow extra time for your journey.