A small number of carriers have been told to change the buildings they use in 2028 to improve capacity and passenger experience.
But the British airline, which is 49% owned by Delta is warning the move could push up prices and reduce competition.
A small number of carriers have been told to change the buildings they use in 2028 to improve capacity and passenger experience.
But the British airline, which is 49% owned by Delta is warning the move could push up prices and reduce competition.