How long is the flight from Pennsylvania to Islip, New York?

Southwest, Frontier, and JetBlue can get you from Pennsylvania to Islip, New York in just under 6h 50m. Your travel time can differ by up to 27h 20m. The distance from Pennsylvania to Islip, New York is about 375 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

In terms of precipitation, rainfall in Islip, New York ranges from 3.3 - 4.4 inches per month. March is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Islip, New York when rainfall is around 3.3 in.

If weather is an important factor for your trip to Islip, New York, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

What are the most popular routes from Pennsylvania to Islip, New York?

The most popular route from Pennsylvania to Islip, New York is Washington, D.C. Reagan-National - Islip Long Island. You may also consider Washington, D.C. Dulles Intl - Islip Long Island or New York John F Kennedy Intl - Islip Long Island.

What is the cheapest time of day to fly from PA to ISP?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Pennsylvania to Islip, New York as you normally would.

What airport do you fly into for flights to Islip from Pennsylvania?

If you book a flight to Islip from Pennsylvania, you will be flying to Long Island, which is the city’s only airport. Islip Long Island (ISP) is located 7.2 mi from the center of Islip.

Can I find deals for flights from Pennsylvania to Islip that include hotel bookings?

Yes. In addition to deals on Pennsylvania to Islip flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Pennsylvania to Islip?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pennsylvania to Islip.

Can I find deals for business class flights from Pennsylvania to Islip?

Yes. Cheapflights offers flight deals from Pennsylvania to Islip by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$100+ Cheap Flights from Pennsylvania to Islip, NY

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Pennsylvania to Islip with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Pennsylvania to Islip

Cheapest

Best

Last-minute

One-way

Cheapest flights from Pennsylvania to Islip
Explore the most affordable flight options available from Pennsylvania to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.

Tue 10/611:12 am -

1 stop5h 46m

Sat 10/106:25 pm -

1 stop15h 52m

Deal found 9/8

$210

Sat 10/39:33 am -

1 stop7h 25m

Sun 10/45:43 pm -

1 stop16h 34m

Deal found 9/6

$240

Wed 9/2311:12 am -

1 stop5h 46m

Thu 9/246:48 pm -

1 stop18h 15m

Deal found 9/9

$250

Sat 10/39:33 am -

1 stop7h 25m

Mon 10/55:43 pm -

1 stop16h 34m

Deal found 9/8

$259

Thu 9/2411:12 am -

1 stop5h 46m

Sat 9/265:43 pm -

1 stop16h 44m

Deal found 9/7

$260

Fri 10/211:12 am -

1 stop5h 46m

Mon 10/55:43 pm -

1 stop16h 34m

Deal found 9/7

$269

Thu 9/2411:12 am -

1 stop5h 46m

Sun 9/276:48 pm -

1 stop18h 15m

Deal found 9/8

$270

Sun 9/2011:12 am -

1 stop5h 46m

Tue 9/225:43 pm -

1 stop16h 34m

Deal found 9/8

$272

Sat 9/1911:12 am -

1 stop5h 46m

Sun 9/206:48 pm -

1 stop18h 05m

Deal found 9/7

$290

Thu 9/1711:12 am -

1 stop5h 46m

Sun 9/206:48 pm -

1 stop18h 05m

Deal found 9/7

$293

Sat 9/1211:12 am -

1 stop5h 46m

Sat 9/265:43 pm -

1 stop16h 44m

Deal found 9/9

$294

Mon 9/212:32 pm -

1 stop26h 26m

Fri 9/255:43 pm -

1 stop20h 04m

Deal found 9/6

$296

Best flights from Pennsylvania to Islip
Discover carefully curated flight deals from Pennsylvania to Islip that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.

Fri 10/24:20 pm -

1 stop6h 50m

Sun 10/45:40 am -

1 stop5h 50m

Deal found 9/10

$324

Wed 9/309:30 am -

1 stop24h 47m

Wed 10/712:00 pm -

2 stops21h 32m

Deal found 9/6

$349

Sun 10/187:50 am -

2 stops34h 10m

Fri 10/236:55 pm -

1 stop15h 22m

Deal found 9/10

$370

Sat 10/36:45 am -

1 stop16h 37m

Tue 10/64:26 pm -

1 stop16h 11m

Deal found 9/9

$527

Fri 10/168:54 pm -

1 stop14h 26m

Sun 10/187:45 pm -

1 stop17h 00m

Deal found 9/8

$573

Mon 9/215:35 am -

1 stop4h 05m

Fri 9/251:15 pm -

2 stops10h 00m

Deal found 9/6

$356

Thu 10/15:15 am -

1 stop11h 43m

Mon 10/55:43 pm -

1 stop6h 26m

Deal found 9/9

$392

Wed 10/76:00 am -

1 stop7h 10m

Tue 10/134:20 pm -

1 stop6h 20m

Deal found 9/7

$357

Fri 10/97:20 pm -

1 stop16h 00m

Fri 10/166:55 pm -

1 stop26h 47m

Deal found 9/9

$395

Sat 10/176:00 am -

1 stop5h 40m

Tue 10/204:20 pm -

1 stop6h 20m

Deal found 9/6

$357

Fri 10/98:02 pm -

2 stops21h 28m

Fri 10/166:55 pm -

1 stop14h 37m

Deal found 9/9

$399

Wed 10/281:49 pm -

2 stops20h 28m

Mon 11/26:54 pm -

1 stop15h 27m

Deal found 9/6

$413

Sat 9/266:10 am -

1 stop5h 55m

Mon 9/284:05 pm -

1 stop5h 50m

Deal found 9/7

$359

Thu 9/245:35 am -

1 stop4h 05m

Mon 9/286:10 am -

1 stop6h 00m

Deal found 9/9

$359

Sat 10/311:29 am -

1 stop11h 53m

Sun 10/116:00 am -

1 stop8h 07m

Deal found 9/6

$527

Fri 10/25:55 am -

1 stop11h 03m

Tue 10/65:43 pm -

1 stop7h 18m

Deal found 9/5

$464

Sat 10/37:59 am -

1 stop15h 23m

Sun 10/116:00 am -

1 stop17h 14m

Deal found 9/6

$528

Fri 10/98:54 pm -

1 stop14h 26m

Sun 10/187:45 pm -

1 stop17h 00m

Deal found 9/7

$583

Sat 10/35:55 am -

1 stop11h 03m

Sun 10/116:25 pm -

2 stops40h 08m

Deal found 9/6

$466

Fri 10/25:35 pm -

1 stop5h 35m

Sat 10/35:25 am -

1 stop5h 40m

Deal found 9/6

$397

Wed 9/237:15 am -

1 stop9h 43m

Sun 9/277:31 pm -

2 stops37h 59m

Deal found 9/8

$538

Fri 10/27:00 pm -

1 stop28h 22m

Sun 10/47:00 am -

1 stop27h 01m

Deal found 9/5

$542

Fri 9/258:39 pm -

1 stop14h 41m

Sun 9/277:45 pm -

1 stop17h 00m

Deal found 9/6

$653

Mon 9/2812:10 pm -

1 stop28h 48m

Sun 10/45:43 pm -

1 stop15h 22m

Deal found 9/8

$506

Fri 10/165:35 pm -

1 stop5h 40m

Mon 10/196:55 am -

1 stop9h 00m

Deal found 9/6

$422

Fri 10/23:45 pm -

1 stop7h 37m

Tue 10/67:00 am -

1 stop7h 07m

Deal found 9/6

$592

Sun 9/276:00 pm -

1 stop24h 03m

Sat 10/35:43 pm -

1 stop6h 26m

Deal found 9/6

$523

Fri 10/1612:00 pm -

1 stop9h 37m

Sat 10/243:06 pm -

1 stop6h 41m

Deal found 9/6

$593

Fri 10/27:53 pm -

1 stop18h 52m

Sun 10/47:45 pm -

3 stops22h 11m

Deal found 9/10

$741

Fri 10/92:35 pm -

2 stops9h 05m

Fri 10/163:10 pm -

2 stops8h 20m

Deal found 9/9

$483

Last-minute flights from Pennsylvania to Islip
Discover last-minute flight deals from Pennsylvania to Islip. Data last updated September 10, 2026 and is based on user searches.

Sat 9/1211:12 am -

1 stop5h 46m

Sat 9/265:43 pm -

1 stop16h 44m

Deal found 9/9

$294

Thu 9/1711:12 am -

1 stop5h 46m

Sun 9/206:48 pm -

1 stop18h 05m

Deal found 9/7

$293

Sat 9/1911:12 am -

1 stop5h 46m

Sun 9/206:48 pm -

1 stop18h 05m

Deal found 9/7

$290

Sun 9/2011:12 am -

1 stop5h 46m

Tue 9/225:43 pm -

1 stop16h 34m

Deal found 9/8

$272

Mon 9/212:32 pm -

1 stop26h 26m

Fri 9/255:43 pm -

1 stop20h 04m

Deal found 9/6

$296

Wed 9/2311:12 am -

1 stop5h 46m

Thu 9/246:48 pm -

1 stop18h 15m

Deal found 9/9

$250

Thu 9/2411:12 am -

1 stop5h 46m

Sat 9/265:43 pm -

1 stop16h 44m

Deal found 9/7

$260

Thu 9/2411:12 am -

1 stop5h 46m

Sun 9/276:48 pm -

1 stop18h 15m

Deal found 9/8

$270

Fri 10/211:12 am -

1 stop5h 46m

Mon 10/55:43 pm -

1 stop16h 34m

Deal found 9/7

$269

Sat 10/39:33 am -

1 stop7h 25m

Sun 10/45:43 pm -

1 stop16h 34m

Deal found 9/6

$240

Sat 10/39:33 am -

1 stop7h 25m

Mon 10/55:43 pm -

1 stop16h 34m

Deal found 9/8

$259

Tue 10/611:12 am -

1 stop5h 46m

Sat 10/106:25 pm -

1 stop15h 52m

Deal found 9/8

$210

One-way flights from Pennsylvania to Islip
Search for one-way flight options from Pennsylvania to Islip. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.

Wed 10/711:12 am -

1 stop5h 46m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/10

$100

Sat 10/1011:12 am -

1 stop6h 18m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/8

$101

Sat 9/2611:12 am -

1 stop5h 46m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/8

$120

Wed 10/215:22 pm -

2 stops16h 55m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/7

$128

Fri 10/211:12 am -

1 stop5h 46m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/9

$130

Tue 11/249:35 pm -

1 stop18h 10m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/7

$135

Thu 9/242:32 pm -

1 stop26h 26m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/9

$136

Fri 9/256:36 pm -

2 stops22h 22m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/9

$142

Tue 9/1511:12 am -

1 stop5h 46m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/6

$150

Wed 9/1611:12 am -

1 stop5h 46m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/9

$156

Mon 9/216:36 pm -

3 stops18h 22m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/7

$158

Mon 9/216:36 pm -

2 stops22h 22m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/7

$166

Find flight deals from Pennsylvania to Islip

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$210 (Trip.com)
One-way from	$100 (Frontier)
Popular in	February
Cheapest in	March
Average price	$262

Provider with most accurate pricing for Philadelphia-New York (NYC) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Philadelphia-New York (NYC) flights.

Search Deals

From Pennsylvania to Islip Long Island

Search Deals

One-way flight from Pennsylvania to Islip Long Island

Search Deals

Highest demand for flights based on searches. 0% potential increase in price ($2 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 15% potential price decrease ($54 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Pennsylvania to Islip that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Islip

IAD Washington, D.C. Dulles Intl - ISP Islip Long Island

IADISP

Washington, D.C. Dulles Intl

Sat 10/17

11:12 am-5:30 pm

1 stop6h 18m

Islip Long Island

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$100

Washington, D.C.Islip

IAD Washington, D.C. Dulles Intl - ISP Islip Long Island

IADISP

Washington, D.C. Dulles Intl

Sat 10/3

9:33 am-4:58 pm

1 stop7h 25m

Islip Long Island

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$120

Washington, D.C.Islip

IAD Washington, D.C. Dulles Intl - ISP Islip Long Island

IADISP

Washington, D.C. Dulles Intl

Fri 10/2

11:12 am-4:58 pm

1 stop5h 46m

Islip Long Island

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$130

Washington, D.C.Islip

IAD Washington, D.C. Dulles Intl - ISP Islip Long Island

IADISP

Washington, D.C. Dulles Intl

Thu 9/17

11:12 am-4:58 pm

1 stop5h 46m

Islip Long Island

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$150

Washington, D.C.Islip

IAD Washington, D.C. Dulles Intl - ISP Islip Long Island

IADISP

Washington, D.C. Dulles Intl

Wed 9/16

11:12 am-4:58 pm

1 stop5h 46m

Islip Long Island

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$156

Washington, D.C.Islip

IAD Washington, D.C. Dulles Intl - ISP Islip Long Island

IADISP

Washington, D.C. Dulles Intl

Mon 9/21

6:36 pm-12:58 pm

3 stops18h 22m

Islip Long Island

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$158

PittsburghIslip

PIT Pittsburgh - ISP Islip Long Island

PITISP

Pittsburgh

Sun 9/27

2:32 pm-4:58 pm

1 stop26h 26m

Islip Long Island

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$171

Washington, D.C.Islip

IAD Washington, D.C. Dulles Intl - ISP Islip Long Island

IADISP

Washington, D.C. Dulles Intl

Mon 10/26

6:36 pm-11:20 am

3 stops40h 44m

Islip Long Island

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$175

Quickest round-trip

Washington, D.C.Islip

DCA Washington, D.C. Reagan-National - ISP Islip Long Island

DCAISP

Washington, D.C. Reagan-National

Sat 10/10

6:00 am-11:40 am

1 stop5h 40m

Islip Long Island

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$179

Washington, D.C.Islip

IAD Washington, D.C. Dulles Intl - ISP Islip Long Island

IADISP

Washington, D.C. Dulles Intl

Mon 10/26

7:53 pm-11:20 am

1 stop15h 27m

Islip Long Island

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$179

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 60 resultsSorted by cheapest first

...

Best time to book a flight from Pennsylvania to Islip

Have a flexible travel schedule? Discover the best time to fly to Islip from Pennsylvania with our price prediction graph.

PIT-ISP

PHL-ISP

IAD-ISP

JFK-ISP

DCA-ISP

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Pennsylvania to Islip

USPA-ISP

PIT-ISP

PHL-ISP

IAD-ISP

JFK-ISP

No data available for this route at this time. Please check back soon.

Related info for your journey

What airport do you fly into for flights to Islip from Pennsylvania?
If you book a flight to Islip from Pennsylvania, you will be flying to Long Island, which is the city’s only airport. Islip Long Island (ISP) is located 7.2 mi from the center of Islip.
How long is the flight from Pennsylvania to Islip, New York?
Southwest, Frontier, and JetBlue can get you from Pennsylvania to Islip, New York in just under 6h 50m. Your travel time can differ by up to 27h 20m. The distance from Pennsylvania to Islip, New York is about 375 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What are the most popular routes from Pennsylvania to Islip, New York?
The most popular route from Pennsylvania to Islip, New York is Washington, D.C. Reagan-National - Islip Long Island. You may also consider Washington, D.C. Dulles Intl - Islip Long Island or New York John F Kennedy Intl - Islip Long Island.
Can I find deals for flights from Pennsylvania to Islip that include hotel bookings?
Yes. In addition to deals on Pennsylvania to Islip flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Pennsylvania to Islip?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pennsylvania to Islip.
Can I find deals for business class flights from Pennsylvania to Islip?
Yes. Cheapflights offers flight deals from Pennsylvania to Islip by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Riverhead

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Flights by cabin class

Islip flight routes

Other flight options

Popular flights

Top destinations

Alternative routes for Pennsylvania to Islip

San Francisco to John F Kennedy Intl flights

San Francisco to Newark flights

Dallas/Fort Worth to LaGuardia flights

San Francisco to LaGuardia flights

Los Angeles to John F Kennedy Intl flights

Los Angeles to Newark flights

Dallas/Fort Worth to Newark flights

Atlanta to Newark flights

O'Hare Intl to LaGuardia flights

Dallas/Fort Worth to John F Kennedy Intl flights

O'Hare Intl to Newark flights

Atlanta to John F Kennedy Intl flights

O'Hare Intl to John F Kennedy Intl flights

Miami to LaGuardia flights

Orlando to Newark flights

Miami to Newark flights

Los Angeles to LaGuardia flights

Ontario to John F Kennedy Intl flights

Fort Lauderdale to John F Kennedy Intl flights

Fort Lauderdale to Newark flights

Atlanta to LaGuardia flights

Miami to John F Kennedy Intl flights

Hobby to Newark flights

Fort Lauderdale to LaGuardia flights

Orlando to LaGuardia flights

Hobby to LaGuardia flights

Tampa to Newark flights

Orlando to John F Kennedy Intl flights

Raleigh to John F Kennedy Intl flights

Raleigh to Newark flights

Raleigh to LaGuardia flights

Detroit to LaGuardia flights

Tampa to LaGuardia flights

Hobby to John F Kennedy Intl flights

Tampa to John F Kennedy Intl flights

Charlotte to Newark flights

Seattle to Newark flights

George Bush Intcntl to Newark flights

George Bush Intcntl to LaGuardia flights

Sky Harbor Intl to John F Kennedy Intl flights

Denver to Newark flights

Detroit to Newark flights

Denver to LaGuardia flights

Austin to Newark flights

Austin to John F Kennedy Intl flights

Ontario to Newark flights

Denver to John F Kennedy Intl flights

George Bush Intcntl to John F Kennedy Intl flights

Seattle to John F Kennedy Intl flights

Top airline flying from Pennsylvania to Islip

Airline	Cheapest	Average	Flexibility	On-time
Southwest	Cheapest$196	Average$413	FlexibilityNo cancel fee	On-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$100+ Cheap flights from Pennsylvania to Islip, NY (ISP)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/7. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Pennsylvania to Islip with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Pennsylvania to Islip

Cheapest flights from Pennsylvania to IslipExplore the most affordable flight options available from Pennsylvania to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.

Explore the most affordable flight options available from Pennsylvania to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.

Best flights from Pennsylvania to IslipDiscover carefully curated flight deals from Pennsylvania to Islip that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.

Discover carefully curated flight deals from Pennsylvania to Islip that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.

Last-minute flights from Pennsylvania to IslipDiscover last-minute flight deals from Pennsylvania to Islip. Data last updated September 10, 2026 and is based on user searches.

Discover last-minute flight deals from Pennsylvania to Islip. Data last updated September 10, 2026 and is based on user searches.

One-way flights from Pennsylvania to IslipSearch for one-way flight options from Pennsylvania to Islip. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.

Search for one-way flight options from Pennsylvania to Islip. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.

Find flight deals from Pennsylvania to Islip

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Pennsylvania to Islip that are best for you.

Best time to book a flight from Pennsylvania to Islip

Have a flexible travel schedule? Discover the best time to fly to Islip from Pennsylvania with our price prediction graph.

Cheapflights Insights

Related info for your journey

What airport do you fly into for flights to Islip from Pennsylvania?

How long is the flight from Pennsylvania to Islip, New York?

What are the most popular routes from Pennsylvania to Islip, New York?

Can I find deals for flights from Pennsylvania to Islip that include hotel bookings?

How can I find direct flights from Pennsylvania to Islip?

Can I find deals for business class flights from Pennsylvania to Islip?

Traveling to a place near Islip?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Pennsylvania to Islip

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Islip by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Pennsylvania to Islip by cabin class

Find flights from Pennsylvania to Islip, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to Islip

Explore flights to Islip departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 10, 2026.

Pennsylvania and Islip flights

Browse other Pennsylvania and Islip flight options. Last updated on September 10, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Pennsylvania to Islip flights

Consider these flights traveling from Pennsylvania to Islip.

Top airline flying from Pennsylvania to Islip

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Pennsylvania to Islip
Explore the most affordable flight options available from Pennsylvania to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.

Best flights from Pennsylvania to Islip
Discover carefully curated flight deals from Pennsylvania to Islip that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.

Last-minute flights from Pennsylvania to Islip
Discover last-minute flight deals from Pennsylvania to Islip. Data last updated September 10, 2026 and is based on user searches.

One-way flights from Pennsylvania to Islip
Search for one-way flight options from Pennsylvania to Islip. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.