Operating out of Terminal 1 at John F. Kennedy International Airport Lufthansa Airlines JFK Terminal With a variety of dining options, retail stores, and cozy waiting areas, Terminal 1 is well-known for its contemporary conveniences and international travel services. Passengers on Lufthansa flights abroad can experience a smooth journey thanks to quick check-in and security processes. The terminal is a popular hub for foreign flights because it is home to multiple international carriers. In order to provide sufficient time for check-in, customs, and security procedures, passengers flying with Lufthansa are advised to arrive at least three hours before to their international flight.