Engineering work is taking place in the Welwyn Garden City area, closing some lines.
Before 07:50, trains from London will not be able to call at Welwyn Garden City.
Replacement buses will run between Welwyn Garden City and Stevenage to provide connections with train services.
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.