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

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youth
12-17
Child
2-11
Seat Infant
under 2
Lap Infant
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: Sat Oct 3 2015 Return: Sun Oct 4 2015 Trip spans 2 days
US Airways
US Airways
ISP
5:30a
DCA
10:34a
5h 04m
1 stop
DCA
4:30a
ISP
10:17a
5h 47m
1 stop
Depart: Wed Aug 26 2015 Return: Wed Sep 9 2015 Trip spans 15 days
American Airlines
American Airlines
ISP
2:50p
DCA
7:52p
5h 02m
1 stop
DCA
2:00a
ISP
7:20a
5h 20m
1 stop
Depart: Thu Aug 27 2015 Return: Wed Sep 9 2015 Trip spans 14 days
American Airlines
American Airlines
ISP
2:50p
DCA
6:28p
3h 38m
1 stop
DCA
2:25a
ISP
7:20a
4h 55m
1 stop
Depart: Tue Sep 1 2015 Return: Wed Sep 9 2015 Trip spans 9 days
American Airlines
American Airlines
ISP
2:50p
DCA
6:28p
3h 38m
1 stop
DCA
2:00a
ISP
7:20a
5h 20m
1 stop
Depart: Wed Sep 2 2015 Return: Wed Sep 9 2015 Trip spans 8 days
American Airlines
American Airlines
ISP
10:47a
DCA
4:57p
6h 10m
1 stop
DCA
3:35a
ISP
7:20a
3h 45m
1 stop
Depart: Thu Sep 3 2015 Return: Wed Sep 9 2015 Trip spans 7 days
American Airlines
American Airlines
ISP
2:50p
DCA
7:52p
5h 02m
1 stop
DCA
2:00a
ISP
7:20a
5h 20m
1 stop
Depart: Fri Oct 9 2015 Return: Mon Oct 12 2015 Trip spans 4 days
US Airways
US Airways
ISP
2:50p
DCA
6:18p
3h 28m
1 stop
DCA
3:35a
ISP
7:20a
3h 45m
1 stop
Depart: Sat Sep 5 2015 Return: Sat Sep 19 2015 Trip spans 15 days
US Airways
US Airways
ISP
10:47a
DCA
2:37p
3h 50m
1 stop
DCA
5:45a
ISP
10:17a
4h 32m
1 stop
Depart: Sun Sep 6 2015 Return: Sat Sep 19 2015 Trip spans 14 days
US Airways
US Airways
ISP
2:50p
DCA
7:52p
5h 02m
1 stop
DCA
5:45a
ISP
10:17a
4h 32m
1 stop
Depart: Tue Aug 25 2015 Return: Mon Sep 7 2015 Trip spans 14 days
US Airways
US Airways
ISP
2:50p
DCA
6:28p
3h 38m
1 stop
DCA
5:52a
ISP
10:22a
4h 30m
1 stop
Depart: Fri Sep 4 2015 Return: Mon Sep 7 2015 Trip spans 4 days
US Airways
US Airways
ISP
2:50p
DCA
6:28p
3h 38m
1 stop
DCA
5:52a
ISP
10:22a
4h 30m
1 stop
Depart: Mon Oct 5 2015 Return: Fri Oct 9 2015 Trip spans 5 days
US Airways
US Airways
ISP
2:50p
DCA
7:40p
4h 50m
1 stop
DCA
5:59a
ISP
10:17a
4h 18m
1 stop
Depart: Wed Aug 19 2015 Return: Sat Aug 22 2015 Trip spans 4 days
American Airlines
American Airlines
ISP
3:35a
DCA
8:51a
5h 16m
1 stop
DCA
5:45a
ISP
10:22a
4h 37m
1 stop
Depart: Thu Aug 20 2015 Return: Sat Aug 22 2015 Trip spans 3 days
US Airways
US Airways
ISP
2:50p
DCA
7:52p
5h 02m
1 stop
DCA
5:45a
ISP
10:22a
4h 37m
1 stop
Depart: Fri Aug 28 2015 Return: Wed Sep 9 2015 Trip spans 13 days
American Airlines
American Airlines
ISP
2:50p
DCA
6:28p
3h 38m
1 stop
DCA
3:35a
ISP
7:20a
3h 45m
1 stop
Depart: Mon Aug 31 2015 Return: Wed Sep 9 2015 Trip spans 10 days
American Airlines
American Airlines
ISP
2:50p
DCA
6:28p
3h 38m
1 stop
DCA
2:25a
ISP
7:20a
4h 55m
1 stop
Depart: Fri Sep 11 2015 Return: Mon Sep 14 2015 Trip spans 4 days
US Airways
US Airways
ISP
2:50p
DCA
6:18p
3h 28m
1 stop
DCA
6:05a
ISP
10:17a
4h 12m
1 stop
Depart: Fri Sep 25 2015 Return: Sun Sep 27 2015 Trip spans 3 days
US Airways
US Airways
ISP
2:50p
DCA
6:18p
3h 28m
1 stop
DCA
2:00a
ISP
7:20a
5h 20m
1 stop
Depart: Fri Nov 20 2015 Return: Sun Nov 22 2015 Trip spans 3 days
American Airlines
American Airlines
ISP
4:10a
IAD
2:18p
10h 08m
2 stops
IAD
12:20a
ISP
8:28a
8h 08m
2 stops
Depart: Thu Nov 19 2015 Return: Sat Nov 21 2015 Trip spans 3 days
$4000
Select
Linear Air Taxi
Linear Air Taxi
ISP
2:00p
IAD
3:55p
1h 55m
nonstop
IAD
12:00p
ISP
1:55p
1h 55m
nonstop
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
4548 5:50 am 7:05 am Aug 1 - Aug 8
3325 6:00 am 7:20 am Aug 15 - Aug 29
5222 6:00 am 7:20 am Sep 5 - Sep 5
5361 6:10 am 7:30 am Sep 6 - Sep 6
3209 6:15 am 7:35 am Sep 8 - Sep 25
3209 6:15 am 7:35 am Aug 9 - Sep 4
1740 6:20 am 7:40 am Sep 7 - Sep 7
2840 8:15 am 9:30 am Aug 9 - Aug 21
2840 8:15 am 9:30 am Sep 8 - Sep 10
2840 8:15 am 9:30 am Aug 30 - Sep 4
2840 8:15 am 9:30 am Aug 23 - Aug 28
1800 11:00 am 12:10 pm Sep 8 - Sep 10
1800 11:00 am 12:10 pm Sep 6 - Sep 7
1800 11:00 am 12:10 pm Aug 9 - Sep 4
4267 11:05 am 12:15 pm Aug 8 - Aug 8
2177 12:15 pm 1:25 pm Aug 1 - Aug 8
1185 1:10 pm 2:20 pm Aug 15 - Aug 29
5903 1:20 pm 2:30 pm Sep 5 - Sep 5
3242 1:40 pm 2:50 pm Sep 6 - Sep 6
1397 2:20 pm 3:30 pm Aug 15 - Aug 29
6015 2:20 pm 3:30 pm Sep 5 - Sep 5
1532 2:50 pm 4:00 pm Sep 7 - Sep 7
838 2:50 pm 4:00 pm Sep 8 - Oct 30
838 2:50 pm 4:00 pm Aug 9 - Sep 4
5774 4:00 pm 5:10 pm Sep 5 - Sep 5
3826 5:35 pm 6:45 pm Aug 8 - Aug 8
3405 6:00 pm 7:10 pm Aug 15 - Aug 29
2224 6:25 pm 7:35 pm Sep 6 - Sep 6
863 6:25 pm 7:35 pm Sep 7 - Sep 25
863 6:25 pm 7:35 pm Aug 9 - Sep 4
Airports
Origin

Islip
$245
Destination

Washington
only $846
only $245