Do you wish to cancel your booking with British Airways online? The procedure for British airways cancel flight online is quite simple and traveller friendly. There are certain steps you need to follow. First, you will need to log in to your account on the official website of British Airways with your details. After logging in, go to the “Find my Booking” option. Here you will be able to access the section “Trips”. By selecting your booking and pressing “cancel” a confirmation message will appear. Upon successful completion of this process, your reservation will be cancelled and you will receive an email to demonstrate your change.