Traveling with Frontier Airlines from John F. Kennedy International Airport is simple and comfortable if you know what to anticipate. All Frontier Airlines flights at JFK arrive and leave from Terminal 7. Frontier Airlines JFK Terminal provides convenient services such as check-in counters, lounges, restaurants, and customer service to ensure a pleasant flight. https://www.flightterminalmap.com/frontier-airlines/frontier-airlines-jfk-terminal/