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

JetBlue and Breeze Airways are the most popular carriers operating from Islip Long Island to Pittsburgh

What airlines fly to Pittsburgh?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Pittsburgh from Islip, New York according to our data. United Airlines is the first choice among our users, with 32% of people opting to fly with this airline when traveling to Pittsburgh. Keep in mind that there are 5 different airlines that fly to Pittsburgh on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Islip Long Island Airport to Pittsburgh Airport are updated daily.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Islip Long Island Airport to Pittsburgh Airport.

What documentation or ID do you need to fly to Pittsburgh Airport?

The required travel and health documents for your Pittsburgh Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Pittsburgh Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$108 Cheap Flights from Islip to Pittsburgh in 2025/26

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Find the cheapest flights from Islip, New York to Pittsburgh

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

11:50 am - 11:07 pm

ISP

PIT

11h 17m2 stops

5:32 am - 8:40 am

PIT

ISP

27h 08m1 stop

$224Multiple Airlines

Sat, Jan 24 - Sat, Jan 31

2:01 pm - 7:54 pm

ISP

PIT

5h 53m1 stop

6:00 am - 7:03 pm

PIT

ISP

13h 03m2 stops

$261Multiple Airlines

Mon, Jan 12 - Thu, Jan 15

2:01 pm - 7:54 pm

ISP

PIT

5h 53m1 stop

5:32 am - 7:03 pm

PIT

ISP

13h 31m1 stop

$265Multiple Airlines

Mon, Jan 12 - Thu, Jan 15

5:45 am - 4:35 pm

ISP

PIT

10h 50m2 stops

6:35 am - 3:25 pm

PIT

ISP

8h 50m2 stops

$278Southwest

Sat, Jan 24 - Sat, Jan 31

3:35 pm - 10:00 pm

ISP

PIT

6h 25m1 stop

10:25 am - 3:25 pm

PIT

ISP

5h 00m1 stop

$284Southwest

Sat, Jan 24 - Sat, Jan 31

12:35 pm - 10:05 pm

ISP

PIT

9h 30m1 stop

3:55 pm - 9:55 pm

PIT

ISP

6h 00m1 stop

$321Southwest

Sun, Jan 11 - Mon, Jan 12

12:00 pm - 10:42 pm

ISP

PIT

10h 42m2 stops

4:29 pm - 11:10 am

PIT

ISP

18h 41m1 stop

$322Multiple Airlines

Tue, Jan 6 - Fri, Jan 9

4:05 pm - 10:35 pm

ISP

PIT

6h 30m1 stop

12:35 pm - 9:55 pm

PIT

ISP

9h 20m2 stops

$326Southwest

Sun, Jan 11 - Mon, Jan 12

11:50 am - 10:05 pm

ISP

PIT

10h 15m2 stops

12:35 pm - 9:55 pm

PIT

ISP

9h 20m2 stops

$349Southwest

Sun, Jan 11 - Mon, Jan 12

12:40 pm - 9:55 pm

ISP

PIT

9h 15m2 stops

6:50 am - 4:35 pm

PIT

ISP

9h 45m2 stops

$359Southwest

Mon, Jan 12 - Thu, Jan 15

Southwest flights from Islip, New York to Pittsburgh

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

Southwest

Jan 24

ISP5:45 amIslip Long Island

10h 50m

2 stops

PIT4:35 pmPittsburgh

Jan 31

PIT6:35 amPittsburgh

8h 50m

2 stops

ISP3:25 pmIslip Long Island

$278

Find similar

Southwest

Jan 24

ISP3:35 pmIslip Long Island

6h 25m

1 stop

PIT10:00 pmPittsburgh

Jan 31

PIT10:25 amPittsburgh

5h 00m

1 stop

ISP3:25 pmIslip Long Island

$284

Find similar

Southwest

Jan 11

ISP12:35 pmIslip Long Island

9h 30m

1 stop

PIT10:05 pmPittsburgh

Jan 12

PIT3:55 pmPittsburgh

6h 00m

1 stop

ISP9:55 pmIslip Long Island

$321

Find similar

Breeze Airways flights from Islip, New York to Pittsburgh

Our best Breeze Airways deals on Islip, New York to Pittsburgh flight tickets

Breeze Airways

Jun 12

ISP2:28 pmIslip Long Island

27h 24m

3 stops

PIT5:52 pmPittsburgh

Jun 14

PIT5:44 pmPittsburgh

26h 07m

2 stops

ISP7:51 pmIslip Long Island

$691

Find similar

Breeze Airways

Jun 12

ISP2:28 pmIslip Long Island

27h 24m

3 stops

PIT5:52 pmPittsburgh

Jun 14

PIT5:47 pmPittsburgh

19h 41m

3 stops

ISP1:28 pmIslip Long Island

$764

Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

IslipPittsburgh

ISP - PIT

ISPPIT

Islip Long Island

Sat 1/24

11:50 am-11:07 pm

2 stops11h 17m

Pittsburgh

Sat 1/31

5:32 am-8:40 am

1 stop27h 08m

$224

IslipPittsburgh

ISP - PIT

ISPPIT

Islip Long Island

Mon 1/12

2:01 pm-7:54 pm

1 stop5h 53m

Pittsburgh

Thu 1/15

6:00 am-7:03 pm

2 stops13h 03m

$261

IslipPittsburgh

ISP - PIT

ISPPIT

Islip Long Island

Mon 1/12

2:01 pm-7:54 pm

1 stop5h 53m

Pittsburgh

Thu 1/15

5:32 am-7:03 pm

1 stop13h 31m

$265

IslipPittsburgh

ISP - PIT

ISPPIT

Islip Long Island

Sat 1/24

5:45 am-4:35 pm

2 stops10h 50m

Pittsburgh

Sat 1/31

6:35 am-3:25 pm

2 stops8h 50m

$278

IslipPittsburgh

ISP - PIT

ISPPIT

Islip Long Island

Sat 1/24

3:35 pm-10:00 pm

1 stop6h 25m

Pittsburgh

Sat 1/31

10:25 am-3:25 pm

1 stop5h 00m

$284

IslipPittsburgh

ISP - PIT

ISPPIT

Islip Long Island

Sun 1/11

12:35 pm-10:05 pm

1 stop9h 30m

Pittsburgh

Mon 1/12

3:55 pm-9:55 pm

1 stop6h 00m

$321

IslipPittsburgh

ISP - PIT

ISPPIT

Islip Long Island

Tue 1/6

12:00 pm-10:42 pm

2 stops10h 42m

Pittsburgh

Fri 1/9

4:29 pm-11:10 am

1 stop18h 41m

$322

IslipPittsburgh

ISP - PIT

ISPPIT

Islip Long Island

Sun 1/11

4:05 pm-10:35 pm

1 stop6h 30m

Pittsburgh

Mon 1/12

12:35 pm-9:55 pm

2 stops9h 20m

$326

IslipPittsburgh

ISP - PIT

ISPPIT

Islip Long Island

Sun 1/11

11:50 am-10:05 pm

2 stops10h 15m

Pittsburgh

Mon 1/12

12:35 pm-9:55 pm

2 stops9h 20m

$349

IslipPittsburgh

ISP - PIT

ISPPIT

Islip Long Island

Mon 1/12

12:40 pm-9:55 pm

2 stops9h 15m

Pittsburgh

Thu 1/15

6:50 am-4:35 pm

2 stops9h 45m

$359

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 Pittsburgh

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

Prices

Airlines

What is the cheapest day to depart on your flight to Pittsburgh?

The cheapest day to depart on your flight to Pittsburgh is on a Thursday when prices can be found for as low as $191. This is often the case because there is less demand to fly during this day of the week. Flights from Islip, New York to Pittsburgh on a Sunday will generally be more expensive and average around $219. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Pittsburgh?

Our data shows that the cheapest Islip, New York to Pittsburgh flights are usually those with departure times in the evening. Our users have found flights to Pittsburgh in the evening for as low as $186. Flights to Pittsburgh are more costly at noon, with an average ticket price of $214. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from Islip, New York to Pittsburgh

Are you open to changing your travel dates? Check out the ideal times to fly from Islip, New York to Pittsburgh according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Islip, New York to Pittsburgh (ISP to PIT) flight deals and tips

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

Fastest flight time	3h 30m
Direct flights	None

The fastest flight from Islip, New York to Pittsburgh takes 3h 30m

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

Search flight deals

How far is Islip Long Island to Pittsburgh by plane?
There are 356.3 mi between Islip Long Island and Pittsburgh. 3h 30m is a normal flight duration for this route.
When did momondo last update prices for flights from Islip Long Island Airport to Pittsburgh Airport?
Prices for flights from Islip Long Island Airport to Pittsburgh Airport are updated daily.
How old do you have to be to fly from Islip Long Island Airport to Pittsburgh Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Islip Long Island Airport to Pittsburgh Airport.
What documentation or ID do you need to fly to Pittsburgh Airport?
The required travel and health documents for your Pittsburgh Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Pittsburgh Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Washington

Monroeville

Wheeling

Butler

Canonsburg

Triadelphia

New Castle

West Mifflin

Steubenville

Belle Vernon

Moon

Coraopolis

Wexford

Mars

Freeport

Cadiz

Chester

Bridgeport

Edgewood

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Pittsburgh from Islip.

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

momondo does allow users to show only those flights to Pittsburgh from Islip which offer a flexible booking policy as well as other useful filters and features.

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

momondo provides multiple filters to help you find the best flight to Pittsburgh from Islip. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are simply researching potential flights to Pittsburgh, momondo offers a useful price alert feature which will track prices for flights to Pittsburgh from Islip and alert you when they change.