https://central.xero.com/s/question/0D58V00009JLC6iSAH/-quick-upgrade-is-it-worth-upgrading-on-british-airways-call1-844-949 [ Quick upgrade ] Is it worth upgrading on British Airways? | CALL@(+1) 844 949 If you want to make a seat upgrade, you can dial the British Airways phone number USA : (+1) 844 949 8748 (Live Person) or UK : (+44) 800 208 1075 (Quick Contact) and press the correct key to speak with its customer service executive.