Airline credit cards typically offer standard benefits, like bonus miles on airfare purchases, free checked bags and priority boarding. But one of the most valuable perks any airline credit card can offer is a companion ticket that can cut your cost of travel in half.
Thanks to its high welcome bonuses, earning structure and airfare discounts, the British Airways Visa Signature® Card (see rates and fees) has long been considered one of the best credit cards from a foreign airline offered in…
