The Delta Airlines JFK Terminal main base of operations for Delta Air Lines in New York City' John F. Kennedy International Airport (JFK). This terminal, which provides passengers with cutting-edge amenities, serves as a main hub for Delta's domestic and international flights, duty-free shopping, lounges, and other services to make the trip even more enjoyable for visitors among the many amenities available within. For qualified travelers, Delta's Sky Club Lounge provides first-rate amenities like cozy sitting and free food and drinks. The quick check-in and security procedures at Terminal 4 are well-known for their modern design.