Originally Posted by
flyercj
T&Cs says
which gives an opportunity for some incorrect interpretation.
Not when you read the T&Cs in full, specifically 12 and 14:
https://www.britishairways.com/en-gb...onditions.html
12. If the Cardmember has two valid Companion Vouchers on their account they have the option to redeem both of them together for one flight booking allowing the Cardmember to travel with 3 companions and pay the Avios flight price for only 2 people travelling on the booking.
14. A maximum of two Companion Vouchers can be redeemed at any one time.