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

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

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

There is 1 operator available for flights from Pittsburgh Airport to Islip Long Island Airport as of January 2026.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Pittsburgh Airport to Islip Long Island Airport.

What documentation or ID do you need to fly to Islip Long Island Airport?

The necessary travel and health documents for your Islip Long Island Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$264 Cheap Flights from Pittsburgh to Islip in 2026

1 adult

0 bags

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Find the cheapest flights from Pittsburgh to New York

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:55 pm - 11:55 pm

PIT

ISP

6h 00m

1 stop

5:55 pm - 11:40 pm

ISP

PIT

5h 45m

1 stop

$264Southwest

Thu, Mar 5 - Fri, Mar 6

5:55 pm - 11:55 pm

PIT

ISP

6h 00m

1 stop

2:00 pm - 10:15 pm

ISP

PIT

8h 15m

2 stops

$269Southwest

Thu, Mar 5 - Fri, Mar 6

5:32 am - 8:47 pm

PIT

ISP

15h 15m

1 stop

11:55 am - 3:49 pm

ISP

PIT

27h 54m

2 stops

$319Multiple Airlines

Fri, Feb 6 - Sun, Feb 8

2:25 pm - 11:55 pm

PIT

ISP

9h 30m

2 stops

6:00 am - 3:10 pm

ISP

PIT

9h 10m

2 stops

$332Southwest

Thu, Mar 5 - Fri, Mar 6

4:10 pm - 10:20 pm

PIT

ISP

6h 10m

1 stop

3:45 pm - 9:55 pm

ISP

PIT

6h 10m

1 stop

$337Southwest

Fri, Feb 6 - Sun, Feb 8

12:25 pm - 10:20 pm

PIT

ISP

9h 55m

2 stops

6:00 am - 3:40 pm

ISP

PIT

9h 40m

2 stops

$348Southwest

Fri, Feb 6 - Sun, Feb 8

5:32 am - 6:46 pm

PIT

ISP

37h 14m

2 stops

8:00 am - 6:13 pm

ISP

PIT

10h 13m

1 stop

$399Multiple Airlines

Sat, Feb 7 - Wed, Feb 11

5:32 am - 8:40 am

PIT

ISP

27h 08m

1 stop

8:00 am - 6:13 pm

ISP

PIT

10h 13m

1 stop

$440Multiple Airlines

Sat, Feb 7 - Wed, Feb 11

3:45 pm - 11:10 am

PIT

ISP

19h 25m

3 stops

11:55 am - 3:49 pm

ISP

PIT

27h 54m

2 stops

$838Breeze Airways

Fri, Feb 6 - Sun, Feb 8

Southwest flights from Pittsburgh to Islip, New York

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

Southwest

Mar 5

PIT5:55 pmPittsburgh

6h 00m

1 stop

ISP11:55 pmIslip Long Island

Mar 6

ISP5:55 pmIslip Long Island

5h 45m

1 stop

PIT11:40 pmPittsburgh

$264

Southwest

Mar 5

PIT5:55 pmPittsburgh

6h 00m

1 stop

ISP11:55 pmIslip Long Island

Mar 6

ISP2:00 pmIslip Long Island

8h 15m

2 stops

PIT10:15 pmPittsburgh

$269

Southwest

Mar 5

PIT2:25 pmPittsburgh

9h 30m

2 stops

ISP11:55 pmIslip Long Island

Mar 6

ISP6:00 amIslip Long Island

9h 10m

2 stops

PIT3:10 pmPittsburgh

$332

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

PittsburghIslip

PIT - ISP

PITISP

Pittsburgh

Thu 3/5

5:55 pm-11:55 pm

1 stop6h 00m

Islip Long Island

Fri 3/6

5:55 pm-11:40 pm

1 stop5h 45m

$264

PittsburghIslip

PIT - ISP

PITISP

Pittsburgh

Thu 3/5

5:55 pm-11:55 pm

1 stop6h 00m

Islip Long Island

Fri 3/6

2:00 pm-10:15 pm

2 stops8h 15m

$269

PittsburghIslip

PIT - ISP

PITISP

Pittsburgh

Fri 2/6

5:32 am-8:47 pm

1 stop15h 15m

Islip Long Island

Sun 2/8

11:55 am-3:49 pm

2 stops27h 54m

$319

PittsburghIslip

PIT - ISP

PITISP

Pittsburgh

Thu 3/5

2:25 pm-11:55 pm

2 stops9h 30m

Islip Long Island

Fri 3/6

6:00 am-3:10 pm

2 stops9h 10m

$332

PittsburghIslip

PIT - ISP

PITISP

Pittsburgh

Fri 2/6

4:10 pm-10:20 pm

1 stop6h 10m

Islip Long Island

Sun 2/8

3:45 pm-9:55 pm

1 stop6h 10m

$337

PittsburghIslip

PIT - ISP

PITISP

Pittsburgh

Fri 2/6

12:25 pm-10:20 pm

2 stops9h 55m

Islip Long Island

Sun 2/8

6:00 am-3:40 pm

2 stops9h 40m

$348

PittsburghIslip

PIT - ISP

PITISP

Pittsburgh

Sat 2/7

5:32 am-6:46 pm

2 stops37h 14m

Islip Long Island

Wed 2/11

8:00 am-6:13 pm

1 stop10h 13m

$399

PittsburghIslip

PIT - ISP

PITISP

Pittsburgh

Sat 2/7

5:32 am-8:40 am

1 stop27h 08m

Islip Long Island

Wed 2/11

8:00 am-6:13 pm

1 stop10h 13m

$440

PittsburghIslip

PIT - ISP

PITISP

Pittsburgh

Fri 2/6

3:45 pm-11:10 am

3 stops19h 25m

Islip Long Island

Sun 2/8

11:55 am-3:49 pm

2 stops27h 54m

$838

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

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 airlines fly to Islip, New York?

Delta, American Airlines and United Airlines are the top three most popular airlines that fly to Islip, New York from Pittsburgh according to our data. Delta is the first choice among our users, with 32% of people opting to fly with this airline when traveling to Islip, New York. Keep in mind that there are 6 different airlines that fly to Islip, New York on a routine basis, so you have a few additional options to choose from.

When to book flights from Pittsburgh to Islip, New York

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

Estimated round-trip price

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

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

Fastest flight time	6h 00m
Direct flights	None

The fastest flight from Pittsburgh to Islip, New York takes 6h 00m

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

Search flight deals

How far is Pittsburgh to Islip Long Island by plane?
The distance between Pittsburgh and Islip Long Island is about 356.3 mi. Typically, this will take 6h 00m by plane in normal conditions.
When did momondo last update prices for flights from Pittsburgh Airport to Islip Long Island Airport?
Prices for flights from Pittsburgh Airport to Islip Long Island Airport are updated daily.
How many operators does momondo search for flights from Pittsburgh Airport to Islip Long Island Airport?
There is 1 operator available for flights from Pittsburgh Airport to Islip Long Island Airport as of January 2026.
How old do you have to be to fly from Pittsburgh Airport to Islip Long Island Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Pittsburgh Airport to Islip Long Island Airport.
What documentation or ID do you need to fly to Islip Long Island Airport?
The necessary travel and health documents for your Islip Long Island Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Pittsburgh to Islip, New York?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Pittsburgh to Islip, New York is Southwest (100% of total bookings).

Best airlines flying from Pittsburgh to Islip, New York

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

Airline	Rating	Free Cancellation	Price
Southwest	PriceFrom $219	Free Cancellation	Rating 8.0 4,269 reviews		Search Southwest flights

Montauk

Riverhead

Sag Harbor

Southampton

Amagansett

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Pittsburgh to Islip. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

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

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

Of course. momondo tracks the price of Pittsburgh to Islip flights. All you need is a valid email address and we will do the rest; it is that quick and easy.