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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: Fri Oct 2 2015 Return: Sun Oct 4 2015 Trip spans 3 days
Porter Airlines
Porter Airlines
EWR
YOW
3h 36m
1 stop
YOW
EWR
3h 25m
1 stop
Depart: Tue Dec 1 2015 Return: Sun Dec 6 2015 Trip spans 6 days
Porter Airlines
Porter Airlines
IAD
YOW
3h 46m
1 stop
YOW
IAD
4h 15m
1 stop
Depart: Wed Aug 12 2015 Return: Tue Sep 15 2015 Trip spans 35 days
United
United
RDU
YOW
3h 39m
1 stop
YOW
RDU
3h 37m
1 stop
Depart: Mon Oct 19 2015 Return: Wed Oct 21 2015 Trip spans 3 days
WestJet
WestJet
LGA
YOW
5h 30m
1 stop
YOW
LGA
5h 50m
1 stop
Depart: Tue Aug 25 2015 Return: Wed Aug 26 2015 Trip spans 2 days
Air Canada
Air Canada
MCO
YOW
5h 08m
1 stop
YOW
MCO
6h 51m
1 stop
Depart: Sat Jul 18 2015 Return: Sun Jul 26 2015 Trip spans 9 days
Air Canada
Air Canada
FLL
YOW
3h 19m
nonstop
YOW
FLL
3h 19m
nonstop
Depart: Fri Aug 14 2015 Return: Sun Aug 16 2015 Trip spans 3 days
Air Canada
Air Canada
DCA
YOW
1h 27m
nonstop
YOW
DCA
1h 35m
nonstop
Depart: Fri Sep 25 2015 Return: Sat Sep 26 2015 Trip spans 2 days
United
United
ATL
YOW
5h 19m
1 stop
YOW
ATL
6h 28m
1 stop
Depart: Thu Sep 24 2015 Return: Sun Sep 27 2015 Trip spans 4 days
Porter Airlines
Porter Airlines
BOS
YOW
6h 21m
1 stop
YOW
BOS
3h 10m
1 stop
Depart: Thu Aug 20 2015 Return: Tue Aug 25 2015 Trip spans 6 days
United
United
MIA
YOW
6h 24m
1 stop
YOW
MIA
5h 51m
1 stop
Depart: Thu Aug 6 2015 Return: Thu Aug 20 2015 Trip spans 15 days
United
United
TPA
YOW
6h 20m
1 stop
YOW
TPA
5h 49m
1 stop
Depart: Wed Aug 5 2015 Return: Wed Aug 12 2015 Trip spans 8 days
Air Canada
Air Canada
JFK
YOW
6h 18m
1 stop
YOW
JFK
4h 15m
1 stop
Depart: Sat Aug 29 2015 Return: Fri Sep 4 2015 Trip spans 7 days
United
United
BWI
YOW
5h 47m
1 stop
YOW
BWI
3h 29m
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: Tue Aug 11 2015 Return: Tue Aug 18 2015 Trip spans 8 days
Porter Airlines
Porter Airlines
MDW
YOW
3h 31m
1 stop
YOW
MDW
3h 45m
1 stop
Depart: Tue Jul 28 2015 Return: Fri Aug 7 2015 Trip spans 11 days
United
United
MSP
YOW
5h 37m
1 stop
YOW
MSP
6h 10m
1 stop
Depart: Thu Sep 3 2015 Return: Mon Sep 7 2015 Trip spans 5 days
United
United
PBI
YOW
5h 21m
1 stop
YOW
PBI
6h 09m
1 stop
Depart: Sat Aug 15 2015 Return: Wed Aug 19 2015 Trip spans 5 days
United
United
PIT
YOW
3h 40m
1 stop
YOW
PIT
4h 02m
1 stop
Depart: Sat Oct 17 2015 Return: Sat Oct 24 2015 Trip spans 8 days
Air Canada
Air Canada
BNA
YOW
5h 53m
1 stop
YOW
BNA
4h 49m
1 stop
Depart: Wed Jul 22 2015 Return: Wed Aug 5 2015 Trip spans 15 days
United
United
PHX
YOW
8h 05m
1 stop
YOW
PHX
7h 07m
1 stop
Airports
Origin

New York
only $358
only $304
Raleigh
$304
Chicago
only $373
only $379
Fort Lauderdale
$317
Nashville
$398
Washington
only $301
only $318
Miami
$338
West Palm Beach
$393
Baltimore
$370
Minneapolis
$382
Atlanta
$330
Orlando
$315
Phoenix
$428
Newark
$283
Tampa
$354
Boston
$336
Pittsburgh
$398
Destination

Ottawa
$283