Originally Posted by
neuromancer
Depends, British Airways say at checkin they need to see the credit card with which the e-ticket was paid (no need for the holder to fly though) - and they actually asked me to show it.
The BA website has a check-box for 'does the credit card holder travel on this booking?'. Uncheck that when booking, and there is no need to show the CC. Of course OLCI (and no checked-in bags) also works.