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Find Flight Deals from Washington to Islip Long Island (WAS - ISP)

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

Book cheap flights from Washington to Islip Long Island

(Round-trip)
Depart: Tue Feb 10 2015 Return: Wed Feb 18 2015 Trip spans 9 days
US Airways
US Airways
DCA
6:55a
ISP
9:27a
2h 32m
1 stop
ISP
2:30a
DCA
7:51a
5h 21m
1 stop
Depart: Sat Feb 14 2015 Return: Wed Feb 18 2015 Trip spans 5 days
Multiple Airlines
Multiple Airlines
DCA
2:40a
ISP
5:28a
2h 48m
1 stop
ISP
2:30a
DCA
5:54a
3h 24m
1 stop
Depart: Wed Feb 11 2015 Return: Wed Feb 18 2015 Trip spans 8 days
US Airways
US Airways
DCA
6:55a
ISP
9:27a
2h 32m
1 stop
ISP
2:30a
DCA
5:54a
3h 24m
1 stop
Depart: Sun Feb 15 2015 Return: Wed Feb 18 2015 Trip spans 4 days
US Airways
US Airways
DCA
3:30a
ISP
6:20a
2h 50m
1 stop
ISP
2:30a
DCA
7:51a
5h 21m
1 stop
Depart: Fri Apr 24 2015 Return: Sun Apr 26 2015 Trip spans 3 days
US Airways
US Airways
DCA
7:40a
ISP
10:27a
2h 47m
1 stop
ISP
3:40a
DCA
7:18a
3h 38m
1 stop
Depart: Thu Mar 5 2015 Return: Sat Mar 7 2015 Trip spans 3 days
US Airways
US Airways
DCA
5:10a
ISP
9:27a
4h 17m
1 stop
ISP
5:50a
DCA
9:51a
4h 01m
1 stop
Depart: Thu Feb 12 2015 Return: Wed Feb 18 2015 Trip spans 7 days
US Airways
US Airways
DCA
1:30a
ISP
6:20a
4h 50m
1 stop
ISP
2:30a
DCA
5:54a
3h 24m
1 stop
Depart: Fri Feb 13 2015 Return: Wed Feb 18 2015 Trip spans 6 days
US Airways
US Airways
DCA
5:10a
ISP
9:27a
4h 17m
1 stop
ISP
2:30a
DCA
5:54a
3h 24m
1 stop
Depart: Mon Feb 16 2015 Return: Wed Feb 18 2015 Trip spans 3 days
US Airways
US Airways
DCA
2:40a
ISP
6:20a
3h 40m
1 stop
ISP
2:30a
DCA
5:54a
3h 24m
1 stop
Depart: Thu Feb 26 2015 Return: Sun Mar 29 2015 Trip spans 31 days
US Airways
US Airways
DCA
2:40a
ISP
6:20a
3h 40m
1 stop
ISP
3:40a
DCA
7:18a
3h 38m
1 stop
Depart: Wed Mar 11 2015 Return: Sun Mar 15 2015 Trip spans 5 days
US Airways
US Airways
DCA
3:40a
ISP
7:20a
3h 40m
1 stop
ISP
3:40a
DCA
7:18a
3h 38m
1 stop
Depart: Tue Feb 3 2015 Return: Wed Feb 4 2015 Trip spans 2 days
American Airlines
American Airlines
DCA
2:43a
ISP
6:19a
3h 36m
1 stop
ISP
9:50a
DCA
1:24p
3h 34m
1 stop
Depart: Wed Feb 4 2015 Return: Thu Feb 5 2015 Trip spans 2 days
American Airlines
American Airlines
DCA
4:59a
ISP
9:27a
4h 28m
1 stop
ISP
9:50a
DCA
1:24p
3h 34m
1 stop
Depart: Thu Feb 5 2015 Return: Sat Feb 7 2015 Trip spans 3 days
American Airlines
American Airlines
DCA
1:00a
ISP
6:19a
5h 19m
1 stop
ISP
2:30a
DCA
7:33a
5h 03m
1 stop
Depart: Fri Feb 6 2015 Return: Sun Feb 8 2015 Trip spans 3 days
American Airlines
American Airlines
DCA
2:43a
ISP
6:19a
3h 36m
1 stop
ISP
6:40a
DCA
9:56a
3h 16m
1 stop
Depart: Sat Feb 7 2015 Return: Sun Feb 8 2015 Trip spans 2 days
American Airlines
American Airlines
DCA
2:15a
ISP
5:28a
3h 13m
1 stop
ISP
2:30a
DCA
6:18a
3h 48m
1 stop
Depart: Mon Feb 9 2015 Return: Wed Feb 11 2015 Trip spans 3 days
US Airways
US Airways
DCA
4:59a
ISP
9:27a
4h 28m
1 stop
ISP
9:50a
DCA
1:24p
3h 34m
1 stop
Depart: Mon Mar 23 2015 Return: Tue Mar 24 2015 Trip spans 2 days
US Airways
US Airways
IAD
1:20a
ISP
7:20a
6h 00m
2 stops
ISP
10:47a
IAD
5:07p
6h 20m
2 stops
Depart: Fri Jan 30 2015 Return: Mon Feb 2 2015 Trip spans 4 days
American Airlines
American Airlines
IAD
12:20a
ISP
6:19a
5h 59m
2 stops
ISP
7:19a
IAD
2:12p
6h 53m
2 stops
Depart: Sat Feb 21 2015 Return: Sun Feb 22 2015 Trip spans 2 days
$2423
Select
Linear Air Taxi
Linear Air Taxi
IAD
6:00a
ISP
8:01a
2h 01m
nonstop
ISP
5:00a
IAD
7:01a
2h 01m
nonstop
Change your search
Select an airline:  Southwest
Direct flights WAS to ISP on Southwest
Flight # Depart BWI Arrive ISP Sun Mon Tue Wed Thu Fri Sat Valid Between
212 10:05 am 11:10 am Mar 7 - Mar 7
2140 10:30 am 11:35 am Feb 1 - Mar 1
3834 10:30 am 11:35 am Jan 27 - Mar 6
2639 10:40 am 11:40 am Jan 31 - Feb 28
311 12:55 pm 1:55 pm Mar 7 - Mar 7
2841 1:25 pm 2:25 pm Feb 28 - Feb 28
2841 1:25 pm 2:25 pm Jan 31 - Feb 21
1437 1:55 pm 2:55 pm Mar 2 - Mar 6
1437 1:55 pm 2:55 pm Mar 1 - Mar 1
1437 1:55 pm 2:55 pm Feb 8 - Feb 22
1437 1:55 pm 2:55 pm Jan 27 - Feb 27
1202 3:55 pm 4:55 pm Feb 14 - Feb 28
487 4:25 pm 5:25 pm Jan 27 - Mar 6
487 4:25 pm 5:25 pm Feb 1 - Mar 1
4469 8:35 pm 9:40 pm Jan 31 - Feb 28
153 8:40 pm 9:45 pm Mar 7 - Mar 7
1615 10:05 pm 11:10 pm Jan 27 - Feb 6
1615 10:05 pm 11:10 pm Feb 8 - Mar 6
Airports
Origin

Washington
only $328
only $224
Destination

Islip
$224