Cheap Flight Deals to Islip

Find the best cheap flight deals to Long Island MacArthur Airport (ISP). Compare fares, book in seconds, and discover everything Islip, New York has to offer.

Round-trip flights from $79*

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Your Complete Guide to Flying to Islip, New York

Islip is a town in Suffolk County on Long Island, home to Long Island MacArthur Airport — one of the most underrated travel secrets in the New York metro area. While JFK and LaGuardia handle the bulk of New York City air traffic with notorious congestion and delays, MacArthur Airport offers a refreshingly stress-free alternative for Long Island residents and visitors, with significantly shorter security lines and easier parking.

The Islip area and broader Long Island offer access to stunning South Shore beaches, the charming Hamptons further east, and excellent fishing and boating throughout the region’s extensive waterways. Book cheap flight deals to Islip (ISP) and discover one of the easiest and most convenient ways to access Long Island and eastern New York.

A stunning 26-mile barrier island just south of Islip, offering pristine beaches, a unique car-free community lifestyle, and the historic Fire Island Lighthouse — a beloved Long Island summer destination.

Fire Island National Seashore

A respected regional art museum in nearby Huntington featuring American and European paintings, sculpture, and decorative arts in a beautiful Long Island setting.

Heckscher Museum of Art

A 691-acre arboretum and former Gilded Age estate featuring stunning gardens, woodland trails, and a historic mansion overlooking the Connetquot River — one of Long Island’s most beautiful green spaces.

Bayard Cutting Arboretum

A comprehensive marine life park in nearby Riverhead featuring shark exhibits, sea lion shows, and an immersive ocean tunnel experience popular with families throughout the region.

Long Island Aquarium

Long Island’s famous eastern beach towns — Southampton, East Hampton, and Montauk — are an easy drive from Islip, offering pristine beaches, upscale dining, and classic Long Island summer charm.

The Hamptons (nearby)

Connetquot River State Park Preserve

A 3,473-acre nature preserve featuring pine barrens, the historic Snapper Inn, and excellent fishing along one of Long Island’s premier trout streams.

Long Island MacArthur Airport (ISP)

The primary commercial airport serving Islip, located 3 miles from downtown. IATA code: ISP. Connects primarily through Philadelphia International (PHL).

Location & Getting Around

Islip is located in Taylor County, West Texas, approximately 180 miles west of Dallas-Fort Worth. Car rentals are available at ISP airport. The city is easily navigable by car with minimal traffic.

Climate & Weather

Islip has a semi-arid climate with hot summers (avg. 95°F in July) and mild winters. The city receives about 23 inches of rain annually. Spring and fall offer the most pleasant visiting conditions.

Events & Festivals

Major annual events include the Children’s Art & Literacy Festival (June), Western Heritage Classic Rodeo (May), and Holiday in Islip (December). Plan flights early around festival dates.

Travel Calendar

Best Time to Fly to Islip

Airfare and weather guide for every month of the year

JAN

Low fares

FEB

Low fares

MAR

Moderate

APR

Moderate

MAY

Moderate

JUN

Peak season

JUL

Peak season

AUG

Peak season

SEP

Moderate

OCT

Moderate

NOV

Low fares

DEC

Moderate

Cheapest fares

Average fares

Peak / expensive

Routes

Popular Routes to Islip (ISP)

Compare fares across the most-searched departure cities
FromToFrom PriceType
Orlando (MCO)
Orlando		Islip (ISP)
Islip, New York		from $79*Round Trip
Tampa (TPA)
Tampa		Islip (ISP)
Islip, New York		from $89*Round Trip
Fort Lauderdale (FLL)
Fort Lauderdale		Islip (ISP)
Islip, New York		from $84*Round Trip
Philadelphia (PHL)
Philadelphia		Islip (ISP)
Islip, New York		from $94*Round Trip
Charlotte (CLT)
Charlotte		Islip (ISP)
Islip, New York		from $99*Round Trip
Atlanta (ATL)
Atlanta		Islip (ISP)
Islip, New York		from $109*Round Trip
Chicago (ORD)
Chicago		Islip (ISP)
Islip, New York		from $129*Round Trip
Nashville (BNA)
Nashville		Islip (ISP)
Islip, New York		from $119*Round Trip
Airport Guide

Islip Regional Airport (ISP)

Everything you need to know about flying into and out of Islip’s main commercial airport.

IATA Code

ISP

Islip

Distance to City

3 mi

From downtown Islip

Main Hub Airlines

AA / 9E

American / Endeavor Air

Key Connections

ISP

Philadelphia International hub

Travel Tips

Tips for Finding Cheap Flights to Islip

Insider strategies to cut your airfare to ISP significantly

01

Book 3–6 Weeks Ahead

For flights to Islip, booking 3 to 6 weeks before departure typically yields the best fares. Prices usually rise sharply within 2 weeks of departure.

02

Fly on Tuesdays or Wednesdays

Mid-week departures to ISP are consistently 15–25% cheaper than weekend flights. Avoid Friday and Sunday travel for the lowest rates.

03

Consider Connecting via DFW

Most flights to Islip connect through Philadelphia International (PHL). Booking this connection often unlocks more schedule options and better pricing. Booking a DFW connection often unlocks more schedule options and better pricing compared to nonstop alternatives.

04

Travel in January, February, or September

These are the off-peak months for Islip air travel. Fares can be 30–40% lower than during the busy summer season.

05

Set Fare Alerts

Sign up for price drop notifications on your preferred Islip route. Fares fluctuate daily and a well-timed alert can save you $50–$150 per ticket.

06

Use Flexible Date Search

If your travel schedule allows, check fares ±3 days around your ideal dates. A one-day shift in departure can sometimes cut prices dramatically.

Frequently Asked Questions

Cheap flight deals to Islip (ISP) start from around $79 for round-trip tickets to Florida destinations via Southwest. MacArthur Airport's smaller size and Southwest's competitive pricing make it one of the most budget-friendly gateways to Long Island.

Islip is served by Long Island MacArthur Airport (IATA: ISP), located approximately 3 miles from downtown Islip in Suffolk County. It offers a convenient, less congested alternative to JFK and LaGuardia for travelers heading to Long Island.

January, February, and November offer the lowest airfares to Islip (ISP). Summer is peak season for Long Island beach tourism, including the South Shore and the Hamptons. Fall offers pleasant weather and lower demand.

Islip (ISP) is served by American Airlines, Southwest Airlines, and Frontier Airlines with nonstop service to Florida destinations, Philadelphia, Charlotte, Atlanta, Chicago, and Nashville among other cities.

Book 3-5 weeks ahead for the best fares to Islip. Southwest's frequent sales make MacArthur Airport a consistently good value option. Summer beach season travel should be booked 6-8 weeks ahead as Long Island demand peaks.

Top attractions include Fire Island National Seashore, the Heckscher Museum of Art, Bayard Cutting Arboretum, the Long Island Aquarium, day trips to the Hamptons, and Connetquot River State Park Preserve for fishing and nature trails.

Long Island MacArthur Airport (ISP) has nonstop flights primarily to Florida destinations (Orlando, Tampa, Fort Lauderdale), plus Philadelphia, Charlotte, Atlanta, Chicago, and Nashville. For broader nonstop options, JFK and LaGuardia offer significantly more routes, though with more congestion.

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