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: Mon Jul 6 2015 Return: Thu Jul 16 2015 Trip spans 11 days
WestJet
WestJet
LGA
YOW
5h 30m
1 stop
YOW
LGA
4h 00m
1 stop
Depart: Sat May 30 2015 Return: Tue Jun 2 2015 Trip spans 4 days
US Airways
US Airways
BDL
YOW
10h 24m
1 stop
YOW
BDL
8h 25m
1 stop
Depart: Sat Jun 13 2015 Return: Tue Jun 16 2015 Trip spans 4 days
US Airways
US Airways
EWR
YOW
8h 15m
1 stop
YOW
EWR
4h 38m
1 stop
Depart: Wed Jun 17 2015 Return: Sat Jun 20 2015 Trip spans 4 days
Porter Airlines
Porter Airlines
IAD
YOW
3h 21m
1 stop
YOW
IAD
6h 00m
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: Tue Jun 16 2015 Return: Tue Jun 23 2015 Trip spans 8 days
Porter Airlines
Porter Airlines
MDW
YOW
4h 26m
1 stop
YOW
MDW
5h 55m
1 stop
Depart: Thu May 28 2015 Return: Sun May 31 2015 Trip spans 4 days
American Airlines
American Airlines
ATL
YOW
6h 34m
1 stop
YOW
ATL
7h 29m
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: Mon Jun 22 2015 Return: Thu Jun 25 2015 Trip spans 4 days
Porter Airlines
Porter Airlines
BOS
YOW
4h 01m
1 stop
YOW
BOS
4h 10m
1 stop
Depart: Wed Jul 15 2015 Return: Fri Jul 24 2015 Trip spans 10 days
United
United
BWI
YOW
5h 42m
1 stop
YOW
BWI
3h 34m
1 stop
Depart: Wed Sep 9 2015 Return: Sun Sep 13 2015 Trip spans 5 days
United
United
DTW
YOW
3h 37m
1 stop
YOW
DTW
4h 27m
1 stop
Depart: Mon Jul 13 2015 Return: Tue Jul 14 2015 Trip spans 2 days
American Airlines
American Airlines
MKE
YOW
19h 01m
1 stop
YOW
MKE
7h 21m
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: Wed Jul 29 2015 Return: Tue Aug 4 2015 Trip spans 7 days
Air Canada
Air Canada
MCO
YOW
7h 37m
1 stop
YOW
MCO
5h 15m
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: Thu Sep 17 2015 Return: Sun Sep 20 2015 Trip spans 4 days
United
United
ABE
YOW
6h 02m
1 stop
YOW
ABE
3h 51m
1 stop
Depart: Fri May 29 2015 Return: Sat Jun 13 2015 Trip spans 16 days
American Airlines
American Airlines
SFO
YOW
9h 18m
1 stop
YOW
SFO
20h 26m
1 stop
Airports
Origin

Milwaukee
$352
New York
only $366
only $285
Allentown
$370
Detroit
$349
Raleigh
$319
Chicago
only $335
only $330
Fort Lauderdale
$322
Washington
only $299
only $329
Miami
$310
San Francisco
$382
Baltimore
$349
Atlanta
$335
Orlando
$362
Hartford
$291
Newark
$291
Tampa
$356
Boston
$347
Destination

Ottawa
$285