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Long Island Mac Arthur Airport (ISP) had nonstop service to 16 destinations on 5 airlines in our June 14, 2026 departure snapshot. The busiest route was to Baltimore (BWI), and the largest operator here was Breeze with nonstops to 8 destinations.
Route data as of June 14, 2026, based on a 7-day departures sample. Routes may have changed since this snapshot.
You can fly nonstop from ISP to 16 destinations. Current schedules show about 22 flights per day across those routes. The busiest options start with Baltimore (BWI), Orlando (MCO), Boston (BOS).
All airports near New York (7 compared) →
0 international routes in this schedule set
United States 16
5-6/day
Boeing 737 · Airbus A320 family · Airbus A220
These routes have enough tracked flights or schedule depth for a full guide with duration, distance, airlines, aircraft, and frequency.
Ranked by destinations served, then daily frequency.
Ranked by airlines operating the route. Routes with enough tracked data or schedule depth link to full route guides.
Long Island Mac Arthur Airport (ISP / KISP) is located in New York, United States.
The IATA code is ISP. The ICAO code is KISP.
The busiest scheduled route from ISP in our June 14, 2026 departure data was ISP to BWI (Baltimore), with 5-6/day.
Breeze was the largest operator in our ISP schedule data, serving 8 destinations with 3-4/day.
ISP has 0 international routes and 16 domestic routes in the current schedule set.
5 airlines operated at ISP in our June 14, 2026 snapshot. Top carriers include Breeze, Southwest Airlines, JetBlue Airways, Frontier Airlines, United Airlines.
ISP has direct flights to 16 destinations including Baltimore, Orlando, Boston, West Palm Beach, Fort Lauderdale.
View live arrivals and departures at ISP on FlightRadar24.
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