Frontier Airlines JFK Terminal operates from Terminal 1 at John F. Kennedy International Airport (JFK). This terminal offers basic amenities like check-in counters, security screening, and food options. Passengers flying with Frontier should arrive early to ensure smooth boarding. Terminal 1 is well-connected and serves both domestic and limited international flights for low-cost carriers like Frontier. https://www.airportsterminalslocation.com/frontier-airlines/frontier-airlines-jfk-terminal-john-f-kennedy-international-airport/