Find Cheap Flights from Islip Long Island to Washington (ISP - WAS)

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 Islip Long Island to Washington

(Round-trip)
Depart: Fri Sep 8 2017 Return: Mon Sep 11 2017 Trip spans 4 days
American Airlines
American Airlines
ISP
12:00a
DCA
4:08a
4h 08m
1 stop
DCA
12:00a
ISP
4:23a
4h 23m
1 stop
Depart: Fri Aug 25 2017 Return: Sun Aug 27 2017 Trip spans 3 days
American Airlines
American Airlines
ISP
12:00a
DCA
4:08a
4h 08m
1 stop
DCA
12:00a
ISP
5:49a
5h 49m
1 stop
Depart: Thu Aug 31 2017 Return: Sat Sep 2 2017 Trip spans 3 days
American Airlines
American Airlines
ISP
12:00a
DCA
4:08a
4h 08m
1 stop
DCA
12:00a
ISP
4:23a
4h 23m
1 stop
Depart: Tue Aug 29 2017 Return: Sat Sep 2 2017 Trip spans 5 days
American Airlines
American Airlines
ISP
12:00a
DCA
4:08a
4h 08m
1 stop
DCA
12:00a
ISP
4:23a
4h 23m
1 stop
Depart: Sat Oct 21 2017 Return: Sun Oct 22 2017 Trip spans 2 days
American Airlines
American Airlines
ISP
12:00a
DCA
3:43a
3h 43m
1 stop
DCA
12:00a
ISP
6:06a
6h 06m
1 stop
Depart: Sat Aug 26 2017 Return: Sun Aug 27 2017 Trip spans 2 days
American Airlines
American Airlines
ISP
12:00a
DCA
4:08a
4h 08m
1 stop
DCA
12:00a
ISP
4:23a
4h 23m
1 stop
Depart: Fri Aug 25 2017 Return: Sat Aug 26 2017 Trip spans 2 days
American Airlines
American Airlines
ISP
12:00a
DCA
3:37a
3h 37m
1 stop
DCA
12:00a
ISP
4:23a
4h 23m
1 stop
Depart: Mon Aug 21 2017 Return: Wed Aug 23 2017 Trip spans 3 days
American Airlines
American Airlines
ISP
12:00a
DCA
3:32a
3h 32m
1 stop
DCA
12:00a
ISP
4:23a
4h 23m
1 stop
Depart: Sun Aug 20 2017 Return: Tue Aug 22 2017 Trip spans 3 days
American Airlines
American Airlines
ISP
12:00a
DCA
3:32a
3h 32m
1 stop
DCA
12:00a
ISP
4:23a
4h 23m
1 stop
Depart: Mon Aug 21 2017 Return: Tue Aug 22 2017 Trip spans 2 days
American Airlines
American Airlines
ISP
12:00a
DCA
6:13a
6h 13m
1 stop
DCA
12:00a
ISP
4:23a
4h 23m
1 stop
Depart: Tue Aug 22 2017 Return: Wed Aug 23 2017 Trip spans 2 days
American Airlines
American Airlines
ISP
12:00a
DCA
3:37a
3h 37m
1 stop
DCA
12:00a
ISP
4:23a
4h 23m
1 stop
Depart: Sun Aug 20 2017 Return: Mon Aug 21 2017 Trip spans 2 days
American Airlines
American Airlines
ISP
12:00a
DCA
3:32a
3h 32m
1 stop
DCA
12:00a
ISP
4:27a
4h 27m
1 stop
Depart: Fri Aug 18 2017 Return: Sun Aug 20 2017 Trip spans 3 days
American Airlines
American Airlines
ISP
12:00a
DCA
6:38a
6h 38m
2 stops
DCA
12:00a
ISP
4:27a
4h 27m
1 stop
Depart: Sun Aug 27 2017 Return: Mon Aug 28 2017 Trip spans 2 days
American Airlines
American Airlines
ISP
12:00a
IAD
8:36a
8h 36m
3 stops
IAD
12:00a
ISP
8:23a
8h 23m
3 stops
Select an airline:  Southwest
Direct flights ISP to WAS on Southwest
Flight # Depart ISP Arrive BWI Sun Mon Tue Wed Thu Fri Sat Valid Between
3441 6:15 am 7:25 am Sep 2 - Sep 2
3660 6:15 am 7:25 am Aug 19 - Aug 27
3660 6:15 am 7:25 am Sep 9 - Sep 24
1578 6:20 am 7:30 am Sep 5 - Sep 29
1578 6:20 am 7:30 am Aug 16 - Sep 1
4500 6:20 am 7:30 am Sep 4 - Sep 4
3437 8:05 am 9:15 am Sep 2 - Sep 2
3659 8:05 am 9:15 am Sep 9 - Sep 23
3659 8:05 am 9:15 am Aug 19 - Aug 26
2916 8:50 am 10:00 am Sep 3 - Sep 3
1933 9:15 am 10:25 am Aug 16 - Sep 29
4296 9:45 am 10:55 am Sep 10 - Sep 24
4296 9:45 am 10:55 am Aug 20 - Aug 27
4642 10:35 am 11:45 am Sep 3 - Sep 3
4484 11:15 am 12:25 pm Sep 4 - Sep 4
656 11:15 am 12:25 pm Sep 5 - Sep 29
656 11:15 am 12:25 pm Aug 16 - Sep 1
3939 12:05 pm 1:15 pm Sep 3 - Sep 3
4291 12:05 pm 1:15 pm Aug 20 - Aug 27
4291 12:05 pm 1:15 pm Sep 10 - Sep 24
3396 12:20 pm 1:30 pm Sep 2 - Sep 2
3607 12:20 pm 1:30 pm Sep 9 - Sep 23
3607 12:20 pm 1:30 pm Aug 19 - Aug 26
4169 3:40 pm 4:50 pm Sep 4 - Sep 4
1361 3:45 pm 4:55 pm Aug 16 - Sep 1
1361 3:45 pm 4:55 pm Sep 5 - Sep 29
2800 4:50 pm 6:00 pm Sep 2 - Sep 2
2800 4:55 pm 6:10 pm Aug 19 - Aug 26
2800 4:55 pm 6:10 pm Sep 9 - Sep 23
806 5:40 pm 6:50 pm Aug 16 - Sep 29
4080 6:00 pm 7:10 pm Sep 3 - Sep 3
4496 6:00 pm 7:10 pm Aug 20 - Aug 27
4496 6:00 pm 7:10 pm Sep 10 - Sep 24
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Airports
Origin

Islip
$251
Destination

Washington
only $849
only $251