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Find Flight Deals from Washington to Ottawa (WAS - YOW)

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

Book cheap flights from Washington to Ottawa

(Round-trip)
Depart: Tue May 26 2015 Return: Thu May 28 2015 Trip spans 3 days
Porter Airlines
Porter Airlines
IAD
5:00a
YOW
8:21a
3h 21m
1 stop
YOW
7:35a
IAD
10:40a
3h 05m
1 stop
Depart: Tue May 19 2015 Return: Fri May 22 2015 Trip spans 4 days
US Airways
US Airways
DCA
6:25p
YOW
8:53a
14h 28m
1 stop
YOW
2:30a
DCA
8:52a
6h 22m
1 stop
Depart: Mon Jun 8 2015 Return: Thu Jun 11 2015 Trip spans 4 days
Porter Airlines
Porter Airlines
IAD
12:05p
YOW
6:51p
6h 46m
1 stop
YOW
9:00a
IAD
3:00p
6h 00m
1 stop
Depart: Tue Jun 9 2015 Return: Tue Jun 16 2015 Trip spans 8 days
Porter Airlines
Porter Airlines
IAD
5:00a
YOW
9:56a
4h 56m
1 stop
YOW
6:35a
IAD
10:40a
4h 05m
1 stop
Depart: Wed Jun 10 2015 Return: Tue Jun 16 2015 Trip spans 7 days
Porter Airlines
Porter Airlines
IAD
5:00a
YOW
9:11a
4h 11m
1 stop
YOW
5:35a
IAD
10:40a
5h 05m
1 stop
Depart: Fri Jun 5 2015 Return: Sun Jun 7 2015 Trip spans 3 days
Porter Airlines
Porter Airlines
IAD
5:00a
YOW
10:56a
5h 56m
1 stop
YOW
5:25a
IAD
10:45a
5h 20m
1 stop
Depart: Sat Jul 25 2015 Return: Fri Jul 31 2015 Trip spans 7 days
Porter Airlines
Porter Airlines
IAD
4:30a
YOW
9:56a
5h 26m
1 stop
YOW
4:00a
IAD
9:45a
5h 45m
1 stop
Depart: Fri Sep 18 2015 Return: Sun Sep 20 2015 Trip spans 3 days
Porter Airlines
Porter Airlines
IAD
5:00a
YOW
9:11a
4h 11m
1 stop
YOW
7:25a
IAD
10:45a
3h 20m
1 stop
Depart: Mon May 4 2015 Return: Thu May 7 2015 Trip spans 4 days
Porter Airlines
Porter Airlines
IAD
5:00a
YOW
9:11a
4h 11m
1 stop
YOW
11:20a
IAD
3:00p
3h 40m
1 stop
Depart: Thu May 7 2015 Return: Fri May 8 2015 Trip spans 2 days
Porter Airlines
Porter Airlines
IAD
12:05p
YOW
4:51p
4h 46m
1 stop
YOW
5:35a
IAD
10:40a
5h 05m
1 stop
Depart: Tue May 12 2015 Return: Thu May 14 2015 Trip spans 3 days
Porter Airlines
Porter Airlines
IAD
12:05p
YOW
5:51p
5h 46m
1 stop
YOW
11:20a
IAD
3:00p
3h 40m
1 stop
Depart: Fri Jun 12 2015 Return: Sun Jun 14 2015 Trip spans 3 days
Porter Airlines
Porter Airlines
IAD
5:00a
YOW
9:56a
4h 56m
1 stop
YOW
7:25a
IAD
10:45a
3h 20m
1 stop
Depart: Wed Jul 8 2015 Return: Sat Jul 11 2015 Trip spans 4 days
Porter Airlines
Porter Airlines
IAD
3:35p
YOW
6:51p
3h 16m
1 stop
YOW
4:30a
IAD
7:55a
3h 25m
1 stop
Depart: Mon Jun 1 2015 Return: Sun Jun 7 2015 Trip spans 7 days
Air Canada
Air Canada
DCA
2:00a
YOW
6:13a
4h 13m
1 stop
YOW
3:00a
DCA
8:17a
5h 17m
1 stop
Depart: Thu Jul 23 2015 Return: Fri Jul 31 2015 Trip spans 9 days
Porter Airlines
Porter Airlines
IAD
3:35p
YOW
6:51p
3h 16m
1 stop
YOW
11:00a
IAD
2:20p
3h 20m
1 stop
Depart: Fri Jul 24 2015 Return: Fri Jul 31 2015 Trip spans 8 days
Porter Airlines
Porter Airlines
IAD
11:00a
YOW
4:21p
5h 21m
1 stop
YOW
4:00a
IAD
9:45a
5h 45m
1 stop
Depart: Sun Jul 26 2015 Return: Fri Jul 31 2015 Trip spans 6 days
Porter Airlines
Porter Airlines
IAD
3:00p
YOW
6:51p
3h 51m
1 stop
YOW
11:00a
IAD
2:20p
3h 20m
1 stop
Depart: Sun May 3 2015 Return: Fri May 8 2015 Trip spans 6 days
WestJet
WestJet
DCA
3:33p
YOW
9:15a
17h 42m
2 stops
YOW
5:00a
DCA
2:53p
9h 53m
2 stops
Depart: Thu Apr 30 2015 Return: Sun May 3 2015 Trip spans 4 days
American Airlines
American Airlines
DCA
6:00p
YOW
8:53a
14h 53m
1 stop
YOW
4:00a
DCA
3:23p
11h 23m
2 stops
Depart: Fri May 1 2015 Return: Sun May 3 2015 Trip spans 3 days
WestJet
WestJet
IAD
2:10a
YOW
3:28p
13h 18m
2 stops
YOW
3:00a
IAD
6:57p
15h 57m
2 stops
Select an airline:  United
Direct flights WAS to YOW on United
Flight # Depart DCA Arrive YOW Sun Mon Tue Wed Thu Fri Sat Valid Between
8489 6:59 am 8:26 am Apr 7 - Sep 7
8490 8:00 pm 9:27 pm May 1 - May 25
8490 8:00 pm 9:27 pm May 27 - Sep 7
Flight # Depart IAD Arrive YOW Sun Mon Tue Wed Thu Fri Sat Valid Between
3352 8:09 am 9:34 am Apr 8 - May 5
3982 8:09 am 9:37 am May 6 - May 22
3982 8:09 am 9:37 am May 26 - Jun 3
3982 8:10 am 9:37 am May 23 - May 31
3352 8:15 am 9:40 am May 2 - May 3
3368 12:33 pm 2:06 pm Apr 24 - May 5
5103 12:36 pm 2:08 pm May 6 - Jun 3
5275 5:05 pm 6:35 pm May 6 - May 14
5275 5:05 pm 6:35 pm May 26 - May 29
5275 5:05 pm 6:35 pm Jun 2 - Jun 3
5275 5:05 pm 6:35 pm May 30 - May 30
5275 5:05 pm 6:35 pm May 25 - Jun 1
5275 5:05 pm 6:35 pm May 16 - May 24
5275 5:05 pm 6:35 pm May 15 - May 22
3346 5:10 pm 6:40 pm Apr 7 - May 5
Airports
Origin

Washington
only $286
only $342
Destination

Ottawa
$286