British Airways makes it easy for customers to manage their bookings online. Whether you need to change your flight details, select seats, or add services, you can do it all on the British Airways website or mobile app.
Go to the British Airways website.
Log in to your account
Access "Manage My Booking."
Enter booking reference and last name.
Choose the change option.
Review and Pay (if needed):
Review changes and pay any fees.
Get a new itinerary via email.
Contact Customer Service (if needed):
If you have any query related to British Airways My Booking,contact their customer service at 1 (800) 247-9297 or +1-844-902-4930 (OTA skip-waiting) for live assistance. For more details read the blog by Airlines Pet Policy at the mentioned link.