No trains between London St Pancras International / Finsbury Park and London Blackfriars / London Bridge from Saturday 23 to Monday 25 May
Engineering work details
Starts Saturday 23 May 2026 to Monday 25 May 2026
Train operators affected
Route(s) affected
Between Bedford / Cambridge and Brighton and between Luton / St Albans City and Sutton and between Luton / Kentish Town and Rainham and also between Peterborough and Horsham
Description
Engineering work is taking place between London St Pancras International / Finsbury Park and London Blackfriars / London Bridge, closing all lines.
All day on Saturday, Sunday and Bank Holiday Monday, no Thameslink trains will run through central London between London St Pancras International / Finsbury Park and London Blackfriars / London Bridge.
Paper rail tickets will be accepted at no extra cost on London Underground and London Bus services to travel across central London.
Trains will run to an amended timetable between:
Cambridge / Peterborough and London Kings Cross
Bedford / Luton and London St Pancras International
London Bridge and Brighton / Horsham
London Victoria and Sevenoaks
On Sunday, these trains will divert via an alternative route, calling additionally at Beckenham Junction and Herne Hill, with rail replacement buses running for stations between Herne Hill and Beckenham Junction.
Paper rail tickets will be accepted at no extra cost on London Bus routes P12 for Nunhead and 354 for Ravensbourne.
Plumstead and Rainham (Saturday and Monday) / Gillingham (Kent) (Sunday). Your tickets will be accepted on Southeastern trains between London and Plumstead, and Elizabeth line trains between Farringdon and Abbey Wood.
On Sunday, tickets will also be accepted on Southeastern rail replacement buses between Gillingham (Kent) and Rainham (Kent).
No trains will run between London Blackfriars and Sutton. Your ticket will be accepted at no extra cost on Southern trains, and on South Western Railway trains between London Waterloo and Wimbledon. Paper rail tickets will also be accepted at no extra cost on local London Buses, London Underground and London Trams.
Paper tickets will be accepted at no extra cost on the following Transport for London services:
Buses between:
Blackfriars - Streatham (via Tulse Hill)
Streatham - Sutton (via Wimbledon and Mitcham)
Kings Cross St Pancras - London Bridge / Elephant & Castle
Farringdon - East Dulwich (via Blackfriars / Elephant & Castle)
London Trams between:
Wimbledon – East Croydon
London Underground between:
Wimbledon / Victoria - Blackfriars
Kings Cross St Pancras - London Bridge / Elephant & Castle / Morden
London Bridge - Woolwich Arsenal
West Hampstead - London Bridge
Check before you travel:
You can plan your journey using the National Rail Enquiries Journey Planner
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.
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