How to change UK Advance train tickets
You can change "Advance" UK train tickets before departure. This article explains how.
Collected Advance tickets
Take your tickets and seat reservations to a staffed ticket office before the departure of your original booked train.
Station staff will issue a new reservation for a different date/time. You'll need to pay a £10.00 fee per person, plus any difference in price for new tickets.
Uncollected Advance tickets and e-tickets
You will need a Loco2 account to exchange your tickets online. If you don't have an account, you can sign up for one.
If your have not collected your tickets or have selected e-Tickets as your delivery method , you can exchange them as follows:
Scroll down and press the "Exchange options" button. Choose the tickets you want to exchange, then press "proceed".
Choose your new travel dates and departure time, then press "Find new trains".