Find Flight Deals 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 May 29 2015 Return: Tue Jun 2 2015 Trip spans 5 days
United
United
EWR
YOW
1h 34m
nonstop
YOW
EWR
1h 36m
nonstop
Depart: Fri Aug 14 2015 Return: Mon Aug 17 2015 Trip spans 4 days
WestJet
WestJet
LGA
YOW
5h 30m
1 stop
YOW
LGA
4h 54m
1 stop
Depart: Fri Sep 11 2015 Return: Sun Sep 13 2015 Trip spans 3 days
Porter Airlines
Porter Airlines
IAD
YOW
3h 21m
1 stop
YOW
IAD
3h 35m
1 stop
Depart: Sat Jun 20 2015 Return: Sun Jun 28 2015 Trip spans 9 days
Air Canada
Air Canada
MIA
YOW
7h 13m
1 stop
YOW
MIA
6h 11m
1 stop
Depart: Wed Jun 24 2015 Return: Thu Jul 2 2015 Trip spans 9 days
United
United
RDU
YOW
3h 34m
1 stop
YOW
RDU
3h 39m
1 stop
Depart: Thu Sep 24 2015 Return: Mon Sep 28 2015 Trip spans 5 days
Delta
Delta
FLL
YOW
7h 39m
1 stop
YOW
FLL
7h 43m
1 stop
Depart: Fri Aug 7 2015 Return: Sun Aug 9 2015 Trip spans 3 days
Air Canada
Air Canada
DCA
YOW
1h 27m
nonstop
YOW
DCA
1h 35m
nonstop
Depart: Wed Jul 1 2015 Return: Sat Jul 4 2015 Trip spans 4 days
Porter Airlines
Porter Airlines
BOS
YOW
4h 26m
1 stop
YOW
BOS
4h 40m
1 stop
Depart: Fri Jul 3 2015 Return: Mon Jul 6 2015 Trip spans 4 days
Porter Airlines
Porter Airlines
MDW
YOW
3h 56m
1 stop
YOW
MDW
3h 30m
1 stop
Depart: Sat Sep 12 2015 Return: Sun Sep 13 2015 Trip spans 2 days
American Airlines
American Airlines
ORD
YOW
12h 53m
1 stop
YOW
ORD
5h 35m
1 stop
Depart: Sun Jun 14 2015 Return: Mon Jun 15 2015 Trip spans 2 days
United
United
ATL
YOW
3h 49m
1 stop
YOW
ATL
6h 19m
1 stop
Depart: Tue Jul 14 2015 Return: Tue Jul 21 2015 Trip spans 8 days
Air Canada
Air Canada
MCO
YOW
7h 37m
1 stop
YOW
MCO
5h 45m
1 stop
Depart: Thu Jul 9 2015 Return: Fri Jul 10 2015 Trip spans 2 days
United
United
DTW
YOW
3h 54m
1 stop
YOW
DTW
4h 26m
1 stop
Depart: Wed Jul 15 2015 Return: Thu Jul 23 2015 Trip spans 9 days
United
United
BWI
YOW
5h 42m
1 stop
YOW
BWI
5h 40m
1 stop
Depart: Tue Jun 30 2015 Return: Sun Jul 12 2015 Trip spans 13 days
Air Canada
Air Canada
TPA
YOW
5h 43m
1 stop
YOW
TPA
7h 43m
1 stop
Depart: Tue Jun 9 2015 Return: Wed Jun 10 2015 Trip spans 2 days
Air Canada
Air Canada
JFK
YOW
5h 18m
1 stop
YOW
JFK
4h 21m
1 stop
Depart: Wed Sep 2 2015 Return: Wed Sep 9 2015 Trip spans 8 days
United
United
PBI
YOW
5h 02m
1 stop
YOW
PBI
5h 48m
1 stop
Depart: Tue Jul 21 2015 Return: Tue Jul 28 2015 Trip spans 8 days
American Airlines
American Airlines
MKE
YOW
6h 59m
1 stop
YOW
MKE
7h 21m
1 stop
Depart: Tue Aug 11 2015 Return: Tue Aug 18 2015 Trip spans 8 days
United
United
MSP
YOW
7h 47m
1 stop
YOW
MSP
7h 00m
1 stop
Depart: Thu Jul 2 2015 Return: Mon Jul 6 2015 Trip spans 5 days
United
United
PIT
YOW
3h 49m
1 stop
YOW
PIT
6h 18m
1 stop
Airports
Origin

Milwaukee
$384
New York
only $366
only $285
Detroit
$349
Raleigh
$319
Chicago
only $335
only $335
Fort Lauderdale
$322
Washington
only $309
only $329
Miami
$310
West Palm Beach
$371
Baltimore
$349
Minneapolis
$388
Atlanta
$336
Orlando
$338
Newark
$233
Tampa
$356
Boston
$332
Pittsburgh
$399
Destination

Ottawa
$233