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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: Sat May 30 2015 Return: Sun May 31 2015 Trip spans 2 days
American Airlines
American Airlines
ISP
11:15a
DCA
4:23p
5h 08m
1 stop
DCA
4:30a
ISP
7:23a
2h 53m
1 stop
Depart: Thu Apr 30 2015 Return: Sun May 3 2015 Trip spans 4 days
American Airlines
American Airlines
ISP
10:52a
DCA
4:57p
6h 05m
1 stop
DCA
4:30a
ISP
7:31a
3h 01m
1 stop
Depart: Sat May 23 2015 Return: Sat May 30 2015 Trip spans 8 days
US Airways
US Airways
ISP
11:15a
DCA
4:23p
5h 08m
1 stop
DCA
5:45a
ISP
10:48a
5h 03m
1 stop
Depart: Fri May 29 2015 Return: Sun May 31 2015 Trip spans 3 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: Fri Jul 10 2015 Return: Wed Jul 15 2015 Trip spans 6 days
US Airways
US Airways
ISP
4:05a
DCA
6:59a
2h 54m
1 stop
DCA
6:00a
ISP
9:28a
3h 28m
1 stop
Depart: Fri May 22 2015 Return: Sun May 24 2015 Trip spans 3 days
US Airways
US Airways
ISP
3:30a
DCA
7:00a
3h 30m
1 stop
DCA
6:15a
ISP
10:20a
4h 05m
1 stop
Depart: Fri Apr 24 2015 Return: Mon May 4 2015 Trip spans 11 days
US Airways
US Airways
ISP
10:52a
DCA
4:57p
6h 05m
1 stop
DCA
2:30a
ISP
7:31a
5h 01m
1 stop
Depart: Fri Apr 10 2015 Return: Wed Apr 15 2015 Trip spans 6 days
US Airways
US Airways
ISP
10:52a
DCA
4:57p
6h 05m
1 stop
DCA
6:10a
ISP
10:27a
4h 17m
1 stop
Depart: Wed May 6 2015 Return: Thu May 7 2015 Trip spans 2 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: 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: Fri Aug 21 2015 Return: Sun Aug 23 2015 Trip spans 3 days
US Airways
US Airways
ISP
4:05a
DCA
6:59a
2h 54m
1 stop
DCA
2:30a
ISP
7:23a
4h 53m
1 stop
Depart: Sat Jul 11 2015 Return: Mon Jul 13 2015 Trip spans 3 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: Tue Jun 30 2015 Return: Thu Jul 16 2015 Trip spans 17 days
US Airways
US Airways
ISP
2:42p
DCA
6:28p
3h 46m
1 stop
DCA
2:30a
ISP
7:23a
4h 53m
1 stop
Depart: Wed Apr 15 2015 Return: Mon Apr 20 2015 Trip spans 6 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: Fri May 1 2015 Return: Sun May 3 2015 Trip spans 3 days
US Airways
US Airways
ISP
3:40a
DCA
8:52a
5h 12m
1 stop
DCA
4:30a
ISP
7:31a
3h 01m
1 stop
Depart: Mon May 11 2015 Return: Tue May 19 2015 Trip spans 9 days
American Airlines
American Airlines
ISP
10:47a
DCA
5:00p
6h 13m
1 stop
DCA
2:00a
ISP
7:23a
5h 23m
1 stop
Depart: Thu Apr 16 2015 Return: Sun Apr 19 2015 Trip spans 4 days
US Airways
US Airways
ISP
3:40a
DCA
7:00a
3h 20m
1 stop
DCA
4:30a
ISP
7:31a
3h 01m
1 stop
Depart: Fri Apr 17 2015 Return: Sun Apr 19 2015 Trip spans 3 days
US Airways
US Airways
ISP
3:40a
DCA
8:52a
5h 12m
1 stop
DCA
4:30a
ISP
7:31a
3h 01m
1 stop
Depart: Tue Apr 21 2015 Return: Wed Apr 22 2015 Trip spans 2 days
US Airways
US Airways
ISP
3:40a
DCA
7:00a
3h 20m
1 stop
DCA
3:41a
ISP
7:31a
3h 50m
1 stop
Depart: Wed Apr 22 2015 Return: Sun Apr 26 2015 Trip spans 5 days
US Airways
US Airways
ISP
3:40a
DCA
7:00a
3h 20m
1 stop
DCA
4:30a
ISP
7:31a
3h 01m
1 stop
Airports
Origin

Islip
$259
Destination

Washington
$259