When did momondo last update prices for flights from Islip Long Island Airport to Pennsylvania?

Prices for flights from Islip Long Island Airport to Pennsylvania were last updated today.

How many operators does momondo search for flights from Islip Long Island Airport to Pennsylvania?

As of August 2026, there is 1 operator available to choose from for flights from Islip Long Island Airport to Pennsylvania.

How old do you have to be to fly from Islip Long Island Airport to Pennsylvania?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Islip Long Island Airport to Pennsylvania.

What documentation or ID do you need to fly to Pennsylvania?

The travel and health documents required for your trip to Pennsylvania can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Pennsylvania. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$88 Cheap Flights from Islip, New York to Pennsylvania in 2026

Find the cheapest flights from Islip, New York to Pennsylvania

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:00 pm - 11:15 pmISP Islip Long Island-PIT Pittsburgh

6h 15m1 stop Orlando

10:10 am - 5:00 pmPIT Pittsburgh-ISP Islip Long Island

6h 50m1 stop Baltimore/Washington

$178Southwest

Thu, Sep 10 - Wed, Sep 16

12:35 pm - 9:35 pmISP Islip Long Island-PIT Pittsburgh

9h 00m2 stops Baltimore/Washington Orlando

10:10 am - 5:00 pmPIT Pittsburgh-ISP Islip Long Island

6h 50m1 stop Baltimore/Washington

$183Southwest

Thu, Sep 10 - Wed, Sep 16

3:20 pm - 8:55 pmISP Islip Long Island-PIT Pittsburgh

5h 35m1 stop Baltimore/Washington

3:25 pm - 9:10 pmPIT Pittsburgh-ISP Islip Long Island

5h 45m1 stop Baltimore/Washington

$208Southwest

Wed, Sep 9 - Wed, Sep 16

6:05 am - 3:10 pmISP Islip Long Island-PIT Pittsburgh

9h 05m2 stops Baltimore/Washington Chicago Midway

3:25 pm - 9:10 pmPIT Pittsburgh-ISP Islip Long Island

5h 45m1 stop Baltimore/Washington

$213Southwest

Wed, Sep 9 - Wed, Sep 16

4:20 pm - 10:35 pmISP Islip Long Island-DCA Washington, D.C. Reagan-National

6h 15m1 stop Orlando

6:00 am - 3:30 pmDCA Washington, D.C. Reagan-National-ISP Islip Long Island

9h 30m2 stops Orlando West Palm Beach President Donald J. Trump Intl

$240Southwest

Tue, Oct 20 - Tue, Oct 27

2:00 pm - 9:55 pmISP Islip Long Island-DCA Washington, D.C. Reagan-National

7h 55m1 stop Orlando

6:00 am - 11:55 amDCA Washington, D.C. Reagan-National-ISP Islip Long Island

5h 55m1 stop Orlando

$246Southwest

Sat, Sep 5 - Mon, Sep 14

12:35 pm - 9:35 pmISP Islip Long Island-PIT Pittsburgh

9h 00m2 stops Baltimore/Washington Orlando

6:10 am - 2:55 pmPIT Pittsburgh-ISP Islip Long Island

8h 45m2 stops Baltimore/Washington Orlando

$272Southwest

Thu, Sep 10 - Wed, Sep 16

6:05 am - 3:10 pmISP Islip Long Island-PIT Pittsburgh

9h 05m2 stops Baltimore/Washington Chicago Midway

6:30 am - 2:55 pmPIT Pittsburgh-ISP Islip Long Island

8h 25m2 stops Nashville Intl Orlando

$279Southwest

Wed, Sep 9 - Wed, Sep 16

7:49 pm - 12:48 pmISP Islip Long Island-PIT Pittsburgh

16h 59m1 stop Norfolk

9:21 am - 11:16 amPIT Pittsburgh-ISP Islip Long Island

25h 55m1 stop Norfolk

$281Breeze Airways

Thu, Aug 27 - Mon, Aug 31

5:27 pm - 11:15 amISP Islip Long Island-PHL Philadelphia

17h 48m1 stop Raleigh-Durham

4:45 pm - 7:09 pmPHL Philadelphia-ISP Islip Long Island

26h 24m2 stops Atlanta Hartsfield-Jackson Norfolk

$291Multiple Airlines

Tue, Sep 1 - Sat, Sep 5

Cheap last minute flights

Enter your travel dates to find the best prices.

5:27 pm - 11:15 amISP Islip Long Island-PHL Philadelphia

17h 48m1 stop Raleigh-Durham

5:32 pm - 9:53 amPHL Philadelphia-ISP Islip Long Island

16h 21m2 stops Raleigh-Durham Orlando

$580Multiple Airlines

Tue, Aug 18 - Thu, Aug 20

5:27 pm - 11:15 amISP Islip Long Island-PHL Philadelphia

17h 48m1 stop Raleigh-Durham

5:32 pm - 1:28 pmPHL Philadelphia-ISP Islip Long Island

19h 56m1 stop Raleigh-Durham

$595Multiple Airlines

Tue, Aug 18 - Thu, Aug 20

5:27 pm - 11:15 amISP Islip Long Island-PHL Philadelphia

17h 48m1 stop Raleigh-Durham

10:45 am - 12:20 pmPHL Philadelphia-ISP Islip Long Island

25h 35m1 stop Myrtle Beach Intl

$603Multiple Airlines

Tue, Aug 18 - Thu, Aug 20

5:27 pm - 11:15 amISP Islip Long Island-PHL Philadelphia

17h 48m1 stop Raleigh-Durham

2:29 pm - 12:20 pmPHL Philadelphia-ISP Islip Long Island

21h 51m2 stops Fort Lauderdale Myrtle Beach Intl

$611Multiple Airlines

Tue, Aug 18 - Thu, Aug 20

11:57 am - 11:15 amISP Islip Long Island-PHL Philadelphia

23h 18m1 stop Raleigh-Durham

12:20 pm - 2:24 pmPHL Philadelphia-ISP Islip Long Island

26h 04m1 stop Myrtle Beach Intl

$639Multiple Airlines

Wed, Aug 19 - Fri, Aug 21

11:57 am - 11:15 amISP Islip Long Island-PHL Philadelphia

23h 18m1 stop Raleigh-Durham

2:45 pm - 9:53 amPHL Philadelphia-ISP Islip Long Island

19h 08m2 stops Atlanta Hartsfield-Jackson Orlando

$676Multiple Airlines

Wed, Aug 19 - Fri, Aug 21

7:49 pm - 12:48 pmISP Islip Long Island-PIT Pittsburgh

16h 59m1 stop Norfolk

7:10 pm - 9:53 amPIT Pittsburgh-ISP Islip Long Island

14h 43m1 stop Orlando

$686Multiple Airlines

Sun, Aug 16 - Wed, Aug 19

5:50 pm - 1:09 amISP Islip Long Island-PHL Philadelphia

31h 19m2 stops Wilmington New Hanover County Tampa

7:25 am - 4:47 pmPHL Philadelphia-ISP Islip Long Island

9h 22m1 stop Raleigh-Durham

$692Multiple Airlines

Sun, Aug 16 - Tue, Aug 18

6:05 am - 12:05 pmISP Islip Long Island-PIT Pittsburgh

6h 00m1 stop Baltimore/Washington

4:10 pm - 10:05 pmPIT Pittsburgh-ISP Islip Long Island

5h 55m1 stop Baltimore/Washington

$696Southwest

Tue, Aug 18 - Fri, Aug 21

10:30 am - 6:10 pmISP Islip Long Island-PIT Pittsburgh

7h 40m1 stop Orlando

6:10 am - 10:15 amPIT Pittsburgh-ISP Islip Long Island

4h 05m1 stop Baltimore/Washington

$696Southwest

Tue, Aug 18 - Wed, Aug 19

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JetBlue flights from Islip, New York to Pennsylvania

Our best JetBlue deals on Islip, New York to Pennsylvania flight tickets

JetBlue

Sep 12

ISP7:00 amIslip Long Island

16h 27m

1 stop

DCA11:27 pmWashington, D.C. Reagan-National

Sep 19

DCA4:35 pmWashington, D.C. Reagan-National

6h 47m

1 stop

ISP11:22 pmIslip Long Island

$350

JetBlue

Sep 12

ISP7:00 amIslip Long Island

7h 07m

1 stop

JFK2:07 pmNew York John F Kennedy Intl

Sep 19

JFK4:30 pmNew York John F Kennedy Intl

6h 52m

1 stop

ISP11:22 pmIslip Long Island

$353

JetBlue

Sep 9

ISP5:30 pmIslip Long Island

16h 31m

1 stop

DCA10:01 amWashington, D.C. Reagan-National

Sep 12

DCA4:35 pmWashington, D.C. Reagan-National

6h 47m

1 stop

ISP11:22 pmIslip Long Island

$359

Southwest flights from Islip, New York to Pennsylvania

Our best Southwest deals on Islip, New York to Pennsylvania flight tickets

Southwest

Sep 10

ISP5:00 pmIslip Long Island

6h 15m

1 stop

PIT11:15 pmPittsburgh

Sep 16

PIT10:10 amPittsburgh

6h 50m

1 stop

ISP5:00 pmIslip Long Island

$178

Southwest

Sep 10

ISP12:35 pmIslip Long Island

9h 00m

2 stops

PIT9:35 pmPittsburgh

Sep 16

PIT10:10 amPittsburgh

6h 50m

1 stop

ISP5:00 pmIslip Long Island

$183

Southwest

Sep 9

ISP3:20 pmIslip Long Island

5h 35m

1 stop

PIT8:55 pmPittsburgh

Sep 16

PIT3:25 pmPittsburgh

5h 45m

1 stop

ISP9:10 pmIslip Long Island

$208

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IslipPittsburgh

ISP Islip Long Island - PIT Pittsburgh

ISPPIT

Islip Long Island

Thu 9/10

5:00 pm-11:15 pm

1 stop6h 15m

Pittsburgh

Wed 9/16

10:10 am-5:00 pm

1 stop6h 50m

$178

IslipPittsburgh

ISP Islip Long Island - PIT Pittsburgh

ISPPIT

Islip Long Island

Thu 9/10

12:35 pm-9:35 pm

2 stops9h 00m

Pittsburgh

Wed 9/16

10:10 am-5:00 pm

1 stop6h 50m

$183

Quickest round-trip

IslipPittsburgh

ISP Islip Long Island - PIT Pittsburgh

ISPPIT

Islip Long Island

Wed 9/9

3:20 pm-8:55 pm

1 stop5h 35m

Pittsburgh

Wed 9/16

3:25 pm-9:10 pm

1 stop5h 45m

$208

IslipPittsburgh

ISP Islip Long Island - PIT Pittsburgh

ISPPIT

Islip Long Island

Wed 9/9

6:05 am-3:10 pm

2 stops9h 05m

Pittsburgh

Wed 9/16

3:25 pm-9:10 pm

1 stop5h 45m

$213

IslipWashington, D.C.

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

ISPDCA

Islip Long Island

Tue 10/20

4:20 pm-10:35 pm

1 stop6h 15m

Washington, D.C. Reagan-National

Tue 10/27

6:00 am-3:30 pm

2 stops9h 30m

$240

IslipWashington, D.C.

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

ISPDCA

Islip Long Island

Sat 9/5

2:00 pm-9:55 pm

1 stop7h 55m

Washington, D.C. Reagan-National

Mon 9/14

6:00 am-11:55 am

1 stop5h 55m

$246

IslipPittsburgh

ISP Islip Long Island - PIT Pittsburgh

ISPPIT

Islip Long Island

Thu 9/10

12:35 pm-9:35 pm

2 stops9h 00m

Pittsburgh

Wed 9/16

6:10 am-2:55 pm

2 stops8h 45m

$272

IslipPittsburgh

ISP Islip Long Island - PIT Pittsburgh

ISPPIT

Islip Long Island

Wed 9/9

6:05 am-3:10 pm

2 stops9h 05m

Pittsburgh

Wed 9/16

6:30 am-2:55 pm

2 stops8h 25m

$279

IslipPittsburgh

ISP Islip Long Island - PIT Pittsburgh

ISPPIT

Islip Long Island

Thu 8/27

7:49 pm-12:48 pm

1 stop16h 59m

Pittsburgh

Mon 8/31

9:21 am-11:16 am

1 stop25h 55m

$281

IslipPhiladelphia

ISP Islip Long Island - PHL Philadelphia

ISPPHL

Islip Long Island

Tue 9/1

5:27 pm-11:15 am

1 stop17h 48m

Philadelphia

Sat 9/5

4:45 pm-7:09 pm

2 stops26h 24m

$291

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Islip, New York to Pennsylvania

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Islip Long Island to Pennsylvania?

Southwest, Frontier, and JetBlue are the most popular carriers operating from Islip Long Island to Pennsylvania

What airlines fly to Pennsylvania?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Pennsylvania from Islip, New York according to our data. United Airlines is the first choice among our users, with 47% of people opting to fly with this airline when traveling to Pennsylvania. Keep in mind that there are 5 different airlines that fly to Pennsylvania on a routine basis, so you have a few additional options to choose from.

Cheap Islip, New York to Pennsylvania flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Islip, New York to Pennsylvania

Fastest flight time	3h 55m
Direct flights	None

The fastest flight from Islip, New York to Pennsylvania takes 3h 55m

There are no direct flights from Islip, New York to Pennsylvania. There are no popular flight routes from Islip, New York to Pennsylvania.

Search flight deals

Frequently asked questions about flying from Islip, New York to Pennsylvania

When did momondo last update prices for flights from Islip Long Island Airport to Pennsylvania?
Prices for flights from Islip Long Island Airport to Pennsylvania were last updated today.
How many operators does momondo search for flights from Islip Long Island Airport to Pennsylvania?
As of August 2026, there is 1 operator available to choose from for flights from Islip Long Island Airport to Pennsylvania.
How old do you have to be to fly from Islip Long Island Airport to Pennsylvania?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Islip Long Island Airport to Pennsylvania.
What documentation or ID do you need to fly to Pennsylvania?
The travel and health documents required for your trip to Pennsylvania can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Pennsylvania. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Islip, New York to Pennsylvania

Compare and see reviews for airlines that fly from Islip, New York to Pennsylvania with momondo

Airline	Rating	Free Cancellation	Price
Southwest	PriceFrom $240	Free Cancellation	Rating 8.0 4,219 reviews		Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Islip to Pennsylvania?

It is quick and easy to find Islip to Pennsylvania flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Pennsylvania that suits you.

Can I find flights from Islip to Pennsylvania with flexible booking policies on momondo?

Flights from Islip to Pennsylvania with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Islip to Pennsylvania?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Pennsylvania from Islip.

I’m not ready to book a flight from Islip to Pennsylvania right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Pennsylvania from Islip. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.