Find Cheap Flights from Washington Dulles Intl to Islip Long Island (IAD - 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 Washington Dulles Intl to Islip Long Island

(Round-trip)
Depart: Wed Oct 11 2017 Return: Sun Oct 15 2017 Trip spans 5 days
American Airlines
American Airlines
IAD
1:30a
ISP
8:36a
7h 06m
2 stops
ISP
2:15a
IAD
9:06a
6h 51m
2 stops
Depart: Wed Sep 6 2017 Return: Sat Sep 9 2017 Trip spans 4 days
American Airlines
American Airlines
IAD
1:30a
ISP
8:23a
6h 53m
2 stops
ISP
9:10a
IAD
3:07p
5h 57m
2 stops
Depart: Sat Sep 9 2017 Return: Sun Sep 10 2017 Trip spans 2 days
American Airlines
American Airlines
IAD
9:45a
ISP
6:08p
8h 23m
2 stops
ISP
2:10a
IAD
9:06a
6h 56m
2 stops
Depart: Sat Sep 16 2017 Return: Sun Sep 17 2017 Trip spans 2 days
American Airlines
American Airlines
IAD
9:45a
ISP
6:08p
8h 23m
2 stops
ISP
2:10a
IAD
9:06a
6h 56m
2 stops
Depart: Thu Sep 21 2017 Return: Mon Sep 25 2017 Trip spans 5 days
American Airlines
American Airlines
IAD
1:30a
ISP
8:23a
6h 53m
2 stops
ISP
2:10a
IAD
9:05a
6h 55m
2 stops
Depart: Fri Nov 24 2017 Return: Sun Nov 26 2017 Trip spans 3 days
American Airlines
American Airlines
IAD
8:40a
ISP
4:53p
8h 13m
2 stops
ISP
1:06a
IAD
8:03a
6h 57m
2 stops
Depart: Fri Sep 8 2017 Return: Sun Sep 10 2017 Trip spans 3 days
American Airlines
American Airlines
IAD
6:50a
ISP
1:04p
6h 14m
2 stops
ISP
2:10a
IAD
9:06a
6h 56m
2 stops
Depart: Thu Aug 31 2017 Return: Sun Sep 3 2017 Trip spans 4 days
American Airlines
American Airlines
IAD
6:50a
ISP
1:04p
6h 14m
2 stops
ISP
4:10a
IAD
10:46a
6h 36m
2 stops
Depart: Fri Sep 15 2017 Return: Sun Sep 17 2017 Trip spans 3 days
American Airlines
American Airlines
IAD
1:30a
ISP
8:23a
6h 53m
2 stops
ISP
2:10a
IAD
9:06a
6h 56m
2 stops
Depart: Fri Sep 1 2017 Return: Sun Sep 3 2017 Trip spans 3 days
American Airlines
American Airlines
IAD
6:50a
ISP
1:04p
6h 14m
2 stops
ISP
9:10a
IAD
3:07p
5h 57m
2 stops
Depart: Sun Aug 20 2017 Return: Wed Aug 23 2017 Trip spans 4 days
American Airlines
American Airlines
IAD
9:45a
ISP
6:04p
8h 19m
2 stops
ISP
2:10a
IAD
10:46a
8h 36m
3 stops
Depart: Tue Aug 29 2017 Return: Wed Aug 30 2017 Trip spans 2 days
American Airlines
American Airlines
IAD
6:50a
ISP
1:04p
6h 14m
2 stops
ISP
9:10a
IAD
3:07p
5h 57m
2 stops
Depart: Fri Aug 18 2017 Return: Sun Aug 20 2017 Trip spans 3 days
$1089
Select
American Airlines
American Airlines
IAD
11:20a
ISP
6:04p
6h 44m
2 stops
ISP
2:09a
IAD
9:11a
7h 02m
2 stops
Depart: Thu Aug 24 2017 Return: Mon Aug 28 2017 Trip spans 5 days
$1193
Select
American Airlines
American Airlines
IAD
6:50a
ISP
1:04p
6h 14m
2 stops
ISP
9:10a
IAD
3:07p
5h 57m
2 stops
Depart: Fri Aug 25 2017 Return: Mon Aug 28 2017 Trip spans 4 days
$1193
Select
American Airlines
American Airlines
IAD
6:50a
ISP
1:04p
6h 14m
2 stops
ISP
9:10a
IAD
3:07p
5h 57m
2 stops
Depart: Thu Aug 17 2017 Return: Fri Aug 18 2017 Trip spans 2 days
$1233
Select
American Airlines
American Airlines
IAD
5:19a
ISP
6:04p
12h 45m
2 stops
ISP
9:10a
IAD
7:43p
10h 33m
2 stops
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Airports
Origin

Washington
$576
Destination

Islip
$576