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Find Cheap Flights from Long Island Mac Arthur Airport (ISP)

Islip, United States

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ISP Flight Deals

Aviafares brings you some of the best fares we're seeing from ISP right now. These are our latest lead-in prices, pulled from the same booking system our US agents work. Don't keep waiting. Book them before they move.

Indicative fares based on historical lead-in pricing from ISP; live search above returns today's bookable offers.

Need help booking a flight from ISP? Talk to a US agent.

Unpublished consolidator rates on premium cabins, 24/7.

About Long Island Mac Arthur Airport (ISP)

Long Island Mac Arthur Airport (IATA: ISP, ICAO: KISP) serves Islip, United States. 7 airlines operate 17 scheduled routes from this airport, reaching 10 destinations in 1 countries.

You can book flights from ISP through Aviafares at the same published fares you'd see on any airline's own site, and our US booking team pulls unpublished consolidator rates on premium cabins that don't show up in public search. If you need help with a complex itinerary, a schedule change, or just want a second opinion on the best routing, call our 24/7 line.

Field elevation: 99 ft.

Where ISP flies

Top destinations from ISP by airline coverage include Baltimore (BWI), Fort Lauderdale (FLL), Boston (BOS), Orlando (MCO). Scroll below for the full list with connecting airlines.

Airlines at ISP

7 major carriers operate out of ISP, led by AirTran Airways, Southwest Airlines, American Airlines. Every active airline with scheduled service from this airport is listed below.

24/7 booking assistance

Changes, cancellations, schedule irregularities, and refunds on any ISP ticket are handled by our US-based booking team around the clock. If your flight is cancelled or rescheduled, we rebook you on the next available option at the airline's published fees. Call the number at the top of this page or request a callback.

Frequently asked questions

How do I book a flight from ISP through Aviafares?
Use the search widget at the top of this page or call our 24/7 US booking team. We issue standard revenue tickets at published fares, plus our agents can pull unpublished consolidator rates on premium cabins that don't appear in public search.
Which airlines fly from ISP?
7 active airlines operate from ISP, including AirTran Airways, Southwest Airlines, American Airlines, US Airways. The full list with route counts is above.
What's the IATA code for Long Island Mac Arthur Airport?
ISP. The ICAO code is KISP. Use the three-letter IATA code when booking, tagging bags, and checking in.
Where is ISP located?
Long Island Mac Arthur Airport is located in Islip, United States.
What happens if my flight from ISP is cancelled?
US DOT rules entitle you to a full refund to original payment method for any US-touching cancellation on any fare. Call our team and we handle the refund filing, or rebook you on the next available option.

Questions about flying from ISP?

Our 24/7 US booking team knows fare rules, change policies, and unpublished consolidator rates on ISP routes cold. One call gets you a real answer.