British Airways PHX Terminal is based out of Phoenix Sky Harbour International Airport’s Terminal 3. (PHX). Travellers can enjoy a variety of amenities at this terminal, which is situated on the western side of the airport and has stores, eateries, and lounges. Before your trip, it’s a good idea to verify your flight details or get in touch with British Airways to find out which precise gates are used for departures and arrivals from Terminal 3. Happy travels!