It's simple to fly with WestJet Airlines out of Hartsfield-Jackson Atlanta International Airport (ATL). WestJet Airlines ATL Terminal is located in Concourse T, where you may check in at their counters, leave your checked luggage, and find a variety of places to eat and shop. Savor features like cozy couches and complimentary Wi-Fi. Arrive two hours before domestic flights and three hours before international flights for a smooth journey. Use the WestJet app or your boarding card to view the most recent updates.