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Find Deals on Flights from United States to Ottawa

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

Book cheap flights to Ottawa

(Round-trip)
Depart: Thu Dec 3 2015 Return: Sun Dec 6 2015 Trip spans 4 days
Porter Airlines
Porter Airlines
EWR
YOW
4h 26m
1 stop
YOW
EWR
3h 00m
1 stop
Depart: Wed Sep 23 2015 Return: Fri Sep 25 2015 Trip spans 3 days
Porter Airlines
Porter Airlines
IAD
YOW
4h 06m
1 stop
YOW
IAD
3h 00m
1 stop
Depart: Tue Jul 28 2015 Return: Thu Aug 6 2015 Trip spans 10 days
United
United
RDU
YOW
3h 39m
1 stop
YOW
RDU
3h 39m
1 stop
Depart: Wed Jul 29 2015 Return: Wed Aug 12 2015 Trip spans 15 days
WestJet
WestJet
LGA
YOW
3h 56m
1 stop
YOW
LGA
4h 00m
1 stop
Depart: Thu Aug 6 2015 Return: Sat Aug 15 2015 Trip spans 10 days
Air Canada
Air Canada
MIA
YOW
7h 13m
1 stop
YOW
MIA
8h 16m
1 stop
Depart: Fri Aug 14 2015 Return: Sat Aug 15 2015 Trip spans 2 days
Air Canada
Air Canada
DCA
YOW
1h 27m
nonstop
YOW
DCA
1h 35m
nonstop
Depart: Thu Oct 29 2015 Return: Wed Nov 4 2015 Trip spans 7 days
Delta
Delta
FLL
YOW
7h 39m
1 stop
YOW
FLL
5h 40m
1 stop
Depart: Fri Oct 23 2015 Return: Mon Oct 26 2015 Trip spans 4 days
Porter Airlines
Porter Airlines
PIT
YOW
5h 06m
1 stop
YOW
PIT
2h 35m
1 stop
Depart: Tue Sep 1 2015 Return: Mon Sep 7 2015 Trip spans 7 days
United
United
ATL
YOW
4h 00m
1 stop
YOW
ATL
6h 18m
1 stop
Depart: Wed Oct 21 2015 Return: Wed Oct 28 2015 Trip spans 8 days
American Airlines
American Airlines
JFK
YOW
8h 39m
2 stops
YOW
JFK
8h 14m
2 stops
Depart: Wed Aug 12 2015 Return: Tue Aug 25 2015 Trip spans 14 days
WestJet
WestJet
MCO
YOW
6h 20m
1 stop
YOW
MCO
5h 29m
1 stop
Depart: Mon Oct 26 2015 Return: Sat Oct 31 2015 Trip spans 6 days
Air Canada
Air Canada
JAX
YOW
7h 24m
1 stop
YOW
JAX
10h 30m
2 stops
Depart: Thu Sep 24 2015 Return: Sun Sep 27 2015 Trip spans 4 days
Porter Airlines
Porter Airlines
BOS
YOW
4h 36m
1 stop
YOW
BOS
3h 55m
1 stop
Depart: Tue Aug 11 2015 Return: Tue Aug 25 2015 Trip spans 15 days
United
United
TPA
YOW
4h 55m
1 stop
YOW
TPA
5h 49m
1 stop
Depart: Fri Jan 22 2016 Return: Sat Jan 23 2016 Trip spans 2 days
Delta
Delta
MSP
YOW
4h 49m
1 stop
YOW
MSP
4h 35m
1 stop
Depart: Wed Aug 26 2015 Return: Sun Aug 30 2015 Trip spans 5 days
Porter Airlines
Porter Airlines
MDW
YOW
4h 56m
1 stop
YOW
MDW
5h 00m
1 stop
Depart: Sat Aug 29 2015 Return: Wed Sep 2 2015 Trip spans 5 days
United
United
BWI
YOW
5h 47m
1 stop
YOW
BWI
3h 29m
1 stop
Depart: Thu Sep 17 2015 Return: Sun Sep 20 2015 Trip spans 4 days
United
United
BDL
YOW
5h 19m
1 stop
YOW
BDL
4h 48m
1 stop
Depart: Mon Sep 14 2015 Return: Tue Sep 15 2015 Trip spans 2 days
United
United
ORD
YOW
1h 49m
nonstop
YOW
ORD
2h 05m
nonstop
Depart: Thu Sep 10 2015 Return: Sat Sep 26 2015 Trip spans 17 days
United
United
MKE
YOW
4h 55m
1 stop
YOW
MKE
4h 02m
1 stop
Airports
Origin

Milwaukee
$383
New York
only $339
only $308
Raleigh
$303
Chicago
only $373
only $362
Fort Lauderdale
$321
Washington
only $298
only $318
Miami
$309
Baltimore
$370
Minneapolis
$360
Atlanta
$336
Orlando
$340
Hartford
$370
Newark
$283
Tampa
$353
Jacksonville
$344
Boston
$345
Pittsburgh
$322
Destination

Ottawa
$283