Engineering work is taking place between Luton and Bedford, closing some lines overnight from Monday evenings until Friday mornings.
Monday to Thursday:
The 22:47 London St Pancras International to Corby service will depart Bedford and beyond later than usual.
Tuesday to Friday:
The 04:32 Corby to London St Pancras International service will start earlier than usual at 04:25, and will run earlier than usual to all stations until Luton, where it will run to normal timings.
Check before you travel:
You can plan your journey using the National Rail Enquiries Journey Planner