At JFK Terminal, learn everything there is to know about Delta Airlines JFK Terminal To ensure a seamless and effortless journey, familiarize yourself with check-in protocols, gate locations, and amenities. Learn how to go from baggage claim to the boarding gates in the terminal. Whether you are leaving or arriving, be informed with the most recent information. With our practical travel advice and terminal insights, you can fly with Delta Airlines at John F. Kennedy International Airport (JFK) without any hassles.