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.

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

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.

$109 Cheap Flights from Islip to Pittsburgh in 2026

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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.

3:45 pm - 9:55 pm

ISP

PIT

6h 10m1 stop

10:00 am - 4:15 pm

PIT

ISP

6h 15m1 stop

$179Southwest

Wed, Feb 4 - Wed, Feb 11

12:40 pm - 8:45 pm

ISP

PIT

8h 05m2 stops

6:10 am - 11:55 am

PIT

ISP

5h 45m1 stop

$184Southwest

Wed, Feb 4 - Wed, Feb 11

12:40 pm - 8:45 pm

ISP

PIT

8h 05m2 stops

1:15 pm - 9:55 pm

PIT

ISP

8h 40m2 stops

$190Southwest

Wed, Feb 4 - Wed, Feb 11

12:00 pm - 9:40 am

ISP

PIT

21h 40m2 stops

4:29 pm - 11:10 am

PIT

ISP

18h 41m1 stop

$240Multiple Airlines

Tue, Jan 20 - Fri, Jan 23

4:05 pm - 10:35 pm

ISP

PIT

6h 30m1 stop

12:50 pm - 5:00 pm

PIT

ISP

4h 10m1 stop

$266Southwest

Thu, Feb 5 - Thu, Feb 12

4:05 pm - 10:35 pm

ISP

PIT

6h 30m1 stop

5:40 am - 12:15 pm

PIT

ISP

6h 35m2 stops

$271Southwest

Thu, Feb 5 - Thu, Feb 12

5:55 am - 3:45 pm

ISP

PIT

9h 50m2 stops

5:40 am - 12:15 pm

PIT

ISP

6h 35m2 stops

$287Southwest

Thu, Feb 5 - Thu, Feb 12

5:15 pm - 12:05 am

ISP

PIT

6h 50m1 stop

12:45 pm - 11:35 pm

PIT

ISP

10h 50m2 stops

$304Southwest

Fri, Mar 6 - Sat, Mar 7

2:00 pm - 6:35 pm

ISP

PIT

4h 35m1 stop

6:15 am - 11:40 am

PIT

ISP

5h 25m1 stop

$306Southwest

Fri, Mar 6 - Sat, Mar 7

6:00 am - 3:10 pm

ISP

PIT

9h 10m2 stops

12:45 pm - 11:35 pm

PIT

ISP

10h 50m2 stops

$310Southwest

Fri, Mar 6 - Sat, Mar 7

Southwest flights from Islip, New York to Pittsburgh

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

Southwest

Feb 4

ISP3:45 pmIslip Long Island

6h 10m

1 stop

PIT9:55 pmPittsburgh

Feb 11

PIT10:00 amPittsburgh

6h 15m

1 stop

ISP4:15 pmIslip Long Island

$179

Southwest

Feb 4

ISP12:40 pmIslip Long Island

8h 05m

2 stops

PIT8:45 pmPittsburgh

Feb 11

PIT6:10 amPittsburgh

5h 45m

1 stop

ISP11:55 amIslip Long Island

$184

Southwest

Feb 4

ISP12:40 pmIslip Long Island

8h 05m

2 stops

PIT8:45 pmPittsburgh

Feb 11

PIT1:15 pmPittsburgh

8h 40m

2 stops

ISP9:55 pmIslip Long Island

$190

Breeze Airways flights from Islip, New York to Pittsburgh

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

Breeze Airways

Mar 19

ISP11:55 amIslip Long Island

22h 15m

2 stops

PIT10:10 amPittsburgh

Mar 23

PIT8:43 pmPittsburgh

14h 31m

1 stop

ISP11:14 amIslip Long Island

$341

Breeze Airways

Jan 22

ISP11:55 amIslip Long Island

27h 54m

2 stops

PIT3:49 pmPittsburgh

Jan 26

PIT8:43 pmPittsburgh

15h 16m

1 stop

ISP11:59 amIslip Long Island

$347

Breeze Airways

Mar 20

ISP8:45 pmIslip Long Island

17h 57m

1 stop

PIT2:42 pmPittsburgh

Mar 23

PIT8:43 pmPittsburgh

14h 31m

1 stop

ISP11:14 amIslip Long Island

$376

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

Wed 2/4

3:45 pm-9:55 pm

1 stop6h 10m

Pittsburgh

Wed 2/11

10:00 am-4:15 pm

1 stop6h 15m

$179

IslipPittsburgh

ISP - PIT

ISPPIT

Islip Long Island

Wed 2/4

12:40 pm-8:45 pm

2 stops8h 05m

Pittsburgh

Wed 2/11

6:10 am-11:55 am

1 stop5h 45m

$184

IslipPittsburgh

ISP - PIT

ISPPIT

Islip Long Island

Wed 2/4

12:40 pm-8:45 pm

2 stops8h 05m

Pittsburgh

Wed 2/11

1:15 pm-9:55 pm

2 stops8h 40m

$190

IslipPittsburgh

ISP - PIT

ISPPIT

Islip Long Island

Tue 1/20

12:00 pm-9:40 am

2 stops21h 40m

Pittsburgh

Fri 1/23

4:29 pm-11:10 am

1 stop18h 41m

$240

IslipPittsburgh

ISP - PIT

ISPPIT

Islip Long Island

Thu 2/5

4:05 pm-10:35 pm

1 stop6h 30m

Pittsburgh

Thu 2/12

12:50 pm-5:00 pm

1 stop4h 10m

$266

IslipPittsburgh

ISP - PIT

ISPPIT

Islip Long Island

Thu 2/5

4:05 pm-10:35 pm

1 stop6h 30m

Pittsburgh

Thu 2/12

5:40 am-12:15 pm

2 stops6h 35m

$271

IslipPittsburgh

ISP - PIT

ISPPIT

Islip Long Island

Thu 2/5

5:55 am-3:45 pm

2 stops9h 50m

Pittsburgh

Thu 2/12

5:40 am-12:15 pm

2 stops6h 35m

$287

IslipPittsburgh

ISP - PIT

ISPPIT

Islip Long Island

Fri 3/6

5:15 pm-12:05 am

1 stop6h 50m

Pittsburgh

Sat 3/7

12:45 pm-11:35 pm

2 stops10h 50m

$304

IslipPittsburgh

ISP - PIT

ISPPIT

Islip Long Island

Fri 3/6

2:00 pm-6:35 pm

1 stop4h 35m

Pittsburgh

Sat 3/7

6:15 am-11:40 am

1 stop5h 25m

$306

IslipPittsburgh

ISP - PIT

ISPPIT

Islip Long Island

Fri 3/6

6:00 am-3:10 pm

2 stops9h 10m

Pittsburgh

Sat 3/7

12:45 pm-11:35 pm

2 stops10h 50m

$310

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 $189. 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 $220. 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 $215. 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	6h 10m
Direct flights	None

The fastest flight from Islip, New York to Pittsburgh takes 6h 10m

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. 6h 10m 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

Coraopolis

Moon

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.