Delta mainly departs from Terminal 4 at JFK Airport, providing seamless check-in, security, and boarding services. Internationally and domestically traveling passengers enjoy hassle-free facilities at the Delta Airlines JFK Terminal, including restaurants, lounges, and rapid transport access, making the airport experience safe and convenient for all travelers. See more : Must-Know Fa... https://www.terminalfinders.com/delta-airlines/delta-airlines-jfk-terminal/