Find Cheap Flights from Pittsburgh to Islip Long Island (PIT - ISP)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Pittsburgh to Islip Long Island

(Round-trip)
Depart: Tue Sep 19 2017 Return: Thu Sep 21 2017 Trip spans 3 days
American Airlines
American Airlines
PIT
2:06p
ISP
6:08p
4h 02m
1 stop
ISP
9:10a
PIT
1:04p
3h 54m
1 stop
Depart: Sun Oct 8 2017 Return: Tue Oct 10 2017 Trip spans 3 days
American Airlines
American Airlines
PIT
4:20a
ISP
8:36a
4h 16m
1 stop
ISP
2:15a
PIT
8:30a
6h 15m
1 stop
Depart: Fri Sep 15 2017 Return: Sun Sep 17 2017 Trip spans 3 days
American Airlines
American Airlines
PIT
2:06p
ISP
6:08p
4h 02m
1 stop
ISP
2:10a
PIT
6:11a
4h 01m
1 stop
Depart: Thu Aug 31 2017 Return: Mon Sep 4 2017 Trip spans 5 days
American Airlines
American Airlines
PIT
2:05a
ISP
8:19a
6h 14m
1 stop
ISP
2:09p
PIT
6:02p
3h 53m
1 stop
Depart: Fri Aug 11 2017 Return: Sat Aug 12 2017 Trip spans 2 days
American Airlines
American Airlines
PIT
2:00p
ISP
6:04p
4h 04m
1 stop
ISP
9:10a
PIT
12:58p
3h 48m
1 stop
Depart: Sun Aug 27 2017 Return: Tue Aug 29 2017 Trip spans 3 days
American Airlines
American Airlines
PIT
9:15a
ISP
1:04p
3h 49m
1 stop
ISP
2:09p
PIT
6:02p
3h 53m
1 stop
Depart: Sun Jul 30 2017 Return: Thu Aug 3 2017 Trip spans 5 days
American Airlines
American Airlines
PIT
4:20a
ISP
8:40a
4h 20m
1 stop
ISP
1:55p
PIT
5:45p
3h 50m
1 stop
Depart: Tue Jul 25 2017 Return: Fri Jul 28 2017 Trip spans 4 days
American Airlines
American Airlines
PIT
2:00p
ISP
6:04p
4h 04m
1 stop
ISP
1:55p
PIT
5:45p
3h 50m
1 stop
Depart: Sun Aug 13 2017 Return: Wed Aug 16 2017 Trip spans 4 days
American Airlines
American Airlines
PIT
2:00p
ISP
6:04p
4h 04m
1 stop
ISP
9:10a
PIT
12:58p
3h 48m
1 stop
Depart: Sat Jul 22 2017 Return: Sun Jul 23 2017 Trip spans 2 days
American Airlines
American Airlines
PIT
2:00p
ISP
6:04p
4h 04m
1 stop
ISP
2:09a
PIT
6:13a
4h 04m
1 stop
Depart: Thu Aug 3 2017 Return: Sun Aug 6 2017 Trip spans 4 days
American Airlines
American Airlines
PIT
4:20a
ISP
8:40a
4h 20m
1 stop
ISP
2:09a
PIT
6:13a
4h 04m
1 stop
Depart: Fri Sep 1 2017 Return: Mon Sep 4 2017 Trip spans 4 days
American Airlines
American Airlines
PIT
9:15a
ISP
1:04p
3h 49m
1 stop
ISP
9:10a
PIT
1:04p
3h 54m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

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Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

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Airports
Origin

Pittsburgh
$321
Destination

Islip
$321