Find out everything you need to know about Athens International Airport’s British Airways ATH Terminal. Learn about lounge access, amenities, check-in processes, and more. Learn how to use the terminal to your advantage and have a smooth travel experience with British Airways. Whether you’re traveling to or from the ATH Terminal, our in-depth guide has all the information you need to have a smooth trip. Get the most recent information on how to navigate the British Airways terminal in Athens.