Find Cheap Flights from Portland to Islip Long Island (PDX - 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.
Compare vs. KAYAK all | none
Browse Origins:
Browse Destinations:

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Portland to Islip Long Island

(Round-trip)
Depart: Wed Sep 13 2017 Return: Sat Sep 23 2017 Trip spans 11 days
American Airlines
American Airlines
PDX
12:00a
ISP
2:08p
14h 08m
2 stops
ISP
12:00a
PDX
12:42p
12h 42m
2 stops
Depart: Wed Sep 13 2017 Return: Tue Sep 19 2017 Trip spans 7 days
American Airlines
American Airlines
PDX
12:00a
ISP
2:08p
14h 08m
2 stops
ISP
12:00a
PDX
1:48a
25h 48m
3 stops
Depart: Fri Sep 1 2017 Return: Sat Sep 9 2017 Trip spans 9 days
American Airlines
American Airlines
PDX
12:00a
ISP
9:20a
9h 20m
2 stops
ISP
12:00a
PDX
12:42p
12h 42m
2 stops
Depart: Sat Sep 2 2017 Return: Sat Sep 9 2017 Trip spans 8 days
American Airlines
American Airlines
PDX
12:00a
ISP
12:08p
12h 08m
2 stops
ISP
12:00a
PDX
12:42p
12h 42m
2 stops
Depart: Sun Sep 3 2017 Return: Sat Sep 9 2017 Trip spans 7 days
American Airlines
American Airlines
PDX
12:00a
ISP
12:08p
12h 08m
2 stops
ISP
12:00a
PDX
12:42p
12h 42m
2 stops
Depart: Fri Sep 1 2017 Return: Tue Sep 12 2017 Trip spans 12 days
American Airlines
American Airlines
PDX
12:00a
ISP
9:20a
9h 20m
2 stops
ISP
12:00a
PDX
1:48a
25h 48m
3 stops
Depart: Sat Sep 2 2017 Return: Tue Sep 12 2017 Trip spans 11 days
American Airlines
American Airlines
PDX
12:00a
ISP
10:33a
10h 33m
2 stops
ISP
12:00a
PDX
1:48a
25h 48m
3 stops
Depart: Tue Sep 5 2017 Return: Tue Sep 12 2017 Trip spans 8 days
American Airlines
American Airlines
PDX
12:00a
ISP
9:24a
9h 24m
2 stops
ISP
12:00a
PDX
1:48a
25h 48m
3 stops
Depart: Wed Sep 6 2017 Return: Tue Sep 12 2017 Trip spans 7 days
American Airlines
American Airlines
PDX
12:00a
ISP
2:08p
14h 08m
2 stops
ISP
12:00a
PDX
1:48a
25h 48m
3 stops
Depart: Fri Sep 8 2017 Return: Sat Sep 16 2017 Trip spans 9 days
American Airlines
American Airlines
PDX
12:00a
ISP
2:08p
14h 08m
2 stops
ISP
12:00a
PDX
12:42p
12h 42m
2 stops
Depart: Wed Sep 13 2017 Return: Wed Sep 20 2017 Trip spans 8 days
American Airlines
American Airlines
PDX
12:00a
ISP
2:08p
14h 08m
2 stops
ISP
12:00a
PDX
1:47p
13h 47m
2 stops
Depart: Mon Sep 11 2017 Return: Sat Sep 23 2017 Trip spans 13 days
American Airlines
American Airlines
PDX
12:00a
ISP
9:24a
33h 24m
2 stops
ISP
12:00a
PDX
12:42p
12h 42m
2 stops
Depart: Tue Sep 12 2017 Return: Sat Sep 23 2017 Trip spans 12 days
American Airlines
American Airlines
PDX
12:00a
ISP
2:23a
26h 23m
2 stops
ISP
12:00a
PDX
12:42p
12h 42m
2 stops
Depart: Wed Aug 30 2017 Return: Sat Sep 9 2017 Trip spans 11 days
American Airlines
American Airlines
PDX
12:00a
ISP
10:33a
10h 33m
2 stops
ISP
12:00a
PDX
12:42p
12h 42m
2 stops
Depart: Tue Sep 12 2017 Return: Tue Sep 19 2017 Trip spans 8 days
American Airlines
American Airlines
PDX
12:00a
ISP
2:08p
14h 08m
2 stops
ISP
12:00a
PDX
1:48a
25h 48m
3 stops
Depart: Thu Aug 31 2017 Return: Sat Sep 9 2017 Trip spans 10 days
American Airlines
American Airlines
PDX
12:00a
ISP
2:08p
14h 08m
2 stops
ISP
12:00a
PDX
12:42p
12h 42m
2 stops
Depart: Wed Sep 6 2017 Return: Sat Sep 16 2017 Trip spans 11 days
American Airlines
American Airlines
PDX
12:00a
ISP
2:08p
14h 08m
2 stops
ISP
12:00a
PDX
12:42p
12h 42m
2 stops
Depart: Tue Sep 12 2017 Return: Wed Sep 20 2017 Trip spans 9 days
American Airlines
American Airlines
PDX
12:00a
ISP
2:08p
14h 08m
2 stops
ISP
12:00a
PDX
1:47p
13h 47m
2 stops
Depart: Fri Sep 8 2017 Return: Mon Sep 18 2017 Trip spans 11 days
American Airlines
American Airlines
PDX
12:00a
ISP
2:08p
14h 08m
2 stops
ISP
12:00a
PDX
9:08a
33h 08m
2 stops
Depart: Sat Sep 2 2017 Return: Wed Sep 13 2017 Trip spans 12 days
American Airlines
American Airlines
PDX
12:00a
ISP
9:20a
9h 20m
2 stops
ISP
12:00a
PDX
1:48p
13h 48m
2 stops
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

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

We compile tonnes of data for you
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.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

Portland
$416
Destination

Islip
$416