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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: Fri Oct 2 2015 Return: Sat Oct 3 2015 Trip spans 2 days
American Airlines
American Airlines
ISP
9:53a
DCA
2:27p
4h 34m
1 stop
DCA
3:43a
ISP
9:28a
5h 45m
1 stop
Depart: Fri Jun 26 2015 Return: Mon Jun 29 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 Jun 11 2015 Return: Sun Jun 14 2015 Trip spans 4 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: Fri Jun 12 2015 Return: Sun Jun 14 2015 Trip spans 3 days
US Airways
US Airways
ISP
2:42p
DCA
6:28p
3h 46m
1 stop
DCA
4:30a
ISP
7:27a
2h 57m
1 stop
Depart: Thu Jul 2 2015 Return: Sun Jul 5 2015 Trip spans 4 days
US Airways
US Airways
ISP
2:42p
DCA
6:28p
3h 46m
1 stop
DCA
4:30a
ISP
7:27a
2h 57m
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: Sat May 9 2015 Return: Mon May 11 2015 Trip spans 3 days
US Airways
US Airways
ISP
11:15a
DCA
4:23p
5h 08m
1 stop
DCA
2:30a
ISP
7:23a
4h 53m
1 stop
Depart: Sat May 23 2015 Return: Mon May 25 2015 Trip spans 3 days
US Airways
US Airways
ISP
11:15a
DCA
4:23p
5h 08m
1 stop
DCA
6:10a
ISP
10:20a
4h 10m
1 stop
Depart: Fri Jul 17 2015 Return: Sun Jul 19 2015 Trip spans 3 days
US Airways
US Airways
ISP
2:50p
DCA
6:28p
3h 38m
1 stop
DCA
4:30a
ISP
7:27a
2h 57m
1 stop
Depart: Sun May 10 2015 Return: Mon May 11 2015 Trip spans 2 days
US Airways
US Airways
ISP
3:30a
DCA
7:18a
3h 48m
1 stop
DCA
2:30a
ISP
7:23a
4h 53m
1 stop
Depart: Tue May 19 2015 Return: Wed May 20 2015 Trip spans 2 days
US Airways
US Airways
ISP
10:47a
DCA
5:00p
6h 13m
1 stop
DCA
3:41a
ISP
7:23a
3h 42m
1 stop
Depart: Fri May 29 2015 Return: Mon Jun 1 2015 Trip spans 4 days
US Airways
US Airways
ISP
10:47a
DCA
5:00p
6h 13m
1 stop
DCA
7:40a
ISP
10:20a
2h 40m
1 stop
Depart: Tue May 12 2015 Return: Wed May 13 2015 Trip spans 2 days
US Airways
US Airways
ISP
3:30a
DCA
8:52a
5h 22m
1 stop
DCA
7:40a
ISP
10:20a
2h 40m
1 stop
Depart: Sun Jul 26 2015 Return: Tue Jul 28 2015 Trip spans 3 days
US Airways
US Airways
ISP
3:35a
DCA
7:16a
3h 41m
1 stop
DCA
3:42a
ISP
7:27a
3h 45m
1 stop
Depart: Mon May 4 2015 Return: Thu May 7 2015 Trip spans 4 days
US Airways
US Airways
ISP
3:40a
DCA
7:00a
3h 20m
1 stop
DCA
3:41a
ISP
7:23a
3h 42m
1 stop
Depart: Tue May 5 2015 Return: Wed May 6 2015 Trip spans 2 days
US Airways
US Airways
ISP
10:52a
DCA
4:57p
6h 05m
1 stop
DCA
3:41a
ISP
7:31a
3h 50m
1 stop
Depart: Wed May 6 2015 Return: Thu May 7 2015 Trip spans 2 days
US Airways
US Airways
ISP
10:52a
DCA
4:57p
6h 05m
1 stop
DCA
2:30a
ISP
7:23a
4h 53m
1 stop
Depart: Mon Jul 27 2015 Return: Sat Aug 1 2015 Trip spans 6 days
US Airways
US Airways
ISP
2:50p
DCA
6:28p
3h 38m
1 stop
DCA
5:45a
ISP
10:22a
4h 37m
1 stop
Depart: Thu May 14 2015 Return: Sun May 17 2015 Trip spans 4 days
US Airways
US Airways
ISP
10:47a
DCA
5:00p
6h 13m
1 stop
DCA
4:30a
ISP
7:23a
2h 53m
1 stop
Depart: Thu May 7 2015 Return: Sun May 10 2015 Trip spans 4 days
American Airlines
American Airlines
ISP
3:30a
DCA
8:52a
5h 22m
1 stop
DCA
4:30a
ISP
7:23a
2h 53m
1 stop
Airports
Origin

Islip
$280
Destination

Washington
$280