London Liverpool Street and Stratford to Hertford East, Stansted Airport, Cambridge and Cambridge North
As a result of Signal Upgrades and Track Renewal, all lines are closed between Cambridge and Stansted Airport.
Rail replacement will operate between Cambridge and Stansted Airport all weekend.
Also, as a result of Major Project Work, all lines will be closed between Lea Bridge and Cheshunt, all weekend.
Lea Valley/ Tottenham Hale services will be diverted via Seven Sisters/ Southbury Loop all weekend.
Lea Valley/ Tottenham Hale customers to use other local stations on the Seven Sisters/ Southbury Loop route, which are within walking distance. Lea Bridge Station customers should use TfL Buses between Lea Bridge and Stratford/ Hackney Downs.
Please refer to the timetables below for further details.