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Find Flight Deals from Islip Long Island to Washington Reagan-National (ISP - DCA)

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

Book cheap flights from Islip Long Island to Washington Reagan-National

(Round-trip)
Depart: Wed Nov 25 2015 Return: Mon Nov 30 2015 Trip spans 6 days
US Airways
US Airways
ISP
8:53a
DCA
1:27p
4h 34m
1 stop
DCA
1:00a
ISP
3:42a
2h 42m
1 stop
Depart: Mon Nov 9 2015 Return: Wed Nov 11 2015 Trip spans 3 days
US Airways
US Airways
ISP
8:53a
DCA
1:27p
4h 34m
1 stop
DCA
2:43a
ISP
8:28a
5h 45m
1 stop
Depart: Fri Sep 4 2015 Return: Mon Sep 7 2015 Trip spans 4 days
US Airways
US Airways
ISP
9:53a
DCA
2:27p
4h 34m
1 stop
DCA
6:00a
ISP
9:28a
3h 28m
1 stop
Depart: Thu Jun 25 2015 Return: Tue Jun 30 2015 Trip spans 6 days
US Airways
US Airways
ISP
2:42p
DCA
7:52p
5h 10m
1 stop
DCA
7:40a
ISP
10:22a
2h 42m
1 stop
Depart: Fri Jun 26 2015 Return: Sun Jun 28 2015 Trip spans 3 days
US Airways
US Airways
ISP
2:42p
DCA
7:52p
5h 10m
1 stop
DCA
4:30a
ISP
7:27a
2h 57m
1 stop
Depart: Wed Jun 24 2015 Return: Sun Jun 28 2015 Trip spans 5 days
American Airlines
American Airlines
ISP
2:42p
DCA
7:52p
5h 10m
1 stop
DCA
4:30a
ISP
7:27a
2h 57m
1 stop
Depart: Wed Jul 22 2015 Return: Sun Jul 26 2015 Trip spans 5 days
American Airlines
American Airlines
ISP
2:50p
DCA
7:52p
5h 02m
1 stop
DCA
4:30a
ISP
7:27a
2h 57m
1 stop
Depart: Thu Jul 30 2015 Return: Tue Aug 4 2015 Trip spans 6 days
US Airways
US Airways
ISP
2:50p
DCA
6:28p
3h 38m
1 stop
DCA
7:40a
ISP
10:22a
2h 42m
1 stop
Depart: Fri Jul 31 2015 Return: Tue Aug 4 2015 Trip spans 5 days
American Airlines
American Airlines
ISP
2:50p
DCA
6:28p
3h 38m
1 stop
DCA
7:40a
ISP
10:22a
2h 42m
1 stop
Depart: Tue Jul 28 2015 Return: Wed Jul 29 2015 Trip spans 2 days
US Airways
US Airways
ISP
2:50p
DCA
6:28p
3h 38m
1 stop
DCA
3:42a
ISP
7:27a
3h 45m
1 stop
Depart: Fri Oct 30 2015 Return: Sun Nov 1 2015 Trip spans 3 days
US Airways
US Airways
ISP
5:10a
DCA
8:40a
3h 30m
1 stop
DCA
1:00a
ISP
3:42a
2h 42m
1 stop
Depart: Thu Aug 6 2015 Return: Mon Aug 10 2015 Trip spans 5 days
US Airways
US Airways
ISP
2:50p
DCA
6:28p
3h 38m
1 stop
DCA
3:42a
ISP
7:27a
3h 45m
1 stop
Depart: Fri Jun 5 2015 Return: Sun Jun 7 2015 Trip spans 3 days
US Airways
US Airways
ISP
2:42p
DCA
7:52p
5h 10m
1 stop
DCA
4:30a
ISP
7:27a
2h 57m
1 stop
Depart: Thu May 28 2015 Return: Sun May 31 2015 Trip spans 4 days
US Airways
US Airways
ISP
3:30a
DCA
8:52a
5h 22m
1 stop
DCA
4:30a
ISP
10:20a
5h 50m
1 stop
Depart: Wed Jun 17 2015 Return: Thu Jun 18 2015 Trip spans 2 days
US Airways
US Airways
ISP
2:42p
DCA
6:28p
3h 46m
1 stop
DCA
3:42a
ISP
7:27a
3h 45m
1 stop
Depart: Fri Jun 19 2015 Return: Mon Jun 22 2015 Trip spans 4 days
US Airways
US Airways
ISP
2:42p
DCA
6:28p
3h 46m
1 stop
DCA
7:40a
ISP
10:22a
2h 42m
1 stop
Depart: Thu Jul 16 2015 Return: Sun Jul 19 2015 Trip spans 4 days
US Airways
US Airways
ISP
2:50p
DCA
7:52p
5h 02m
1 stop
DCA
4:30a
ISP
7:27a
2h 57m
1 stop
Depart: Thu Jul 23 2015 Return: Mon Jul 27 2015 Trip spans 5 days
US Airways
US Airways
ISP
2:50p
DCA
7:52p
5h 02m
1 stop
DCA
3:42a
ISP
7:27a
3h 45m
1 stop
Depart: Thu Aug 20 2015 Return: Sun Aug 23 2015 Trip spans 4 days
US Airways
US Airways
ISP
9:53a
DCA
2:27p
4h 34m
1 stop
DCA
3:43a
ISP
7:23a
3h 40m
1 stop
Depart: Sat Jun 20 2015 Return: Tue Jun 23 2015 Trip spans 4 days
US Airways
US Airways
ISP
10:47a
DCA
3:36p
4h 49m
1 stop
DCA
3:42a
ISP
7:27a
3h 45m
1 stop
Airports
Origin

Islip
$258
Destination

Washington
$258