Engineering work is taking place between Newcastle and Seaham, closing all lines until 11:15 on Sunday.
Buses will replace trains between Newcastle and Hartlepool.
The 09:23 Sunderland to London Kings Cross will start from Hartlepool. A bus will run from Sunderland to Hartlepool.
Check before you travel:
You can plan your journey using the National Rail Enquiries Journey Planner
You can find the location of your bus replacement by checking station signs or by searching for your station on our station information pages
Replacement Bus Travel Advice:
Bicycles are not allowed on rail replacement bus services at any time, unless fully folded. More travel advice for your replacement bus journey is available by selecting the Train Operating Company you are travelling with here.