Find Deals on Flights to Ontario

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youth
12-17
Child
2-11
Seat Infant
under 2
Lap Infant
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights to Ontario

(Round-trip)
Depart: Wed Sep 16 2015 Return: Mon Sep 21 2015 Trip spans 6 days
United
United
SFO
ONT
1h 27m
nonstop
ONT
SFO
1h 22m
nonstop
Depart: Sat Sep 19 2015 Return: Mon Sep 21 2015 Trip spans 3 days
Southwest
Southwest
OAK
ONT
1h 15m
nonstop
ONT
OAK
1h 10m
nonstop
Depart: Fri Sep 11 2015 Return: Mon Sep 14 2015 Trip spans 4 days
Southwest
Southwest
LAS
ONT
0h 55m
nonstop
ONT
LAS
1h 00m
nonstop
Depart: Tue Oct 13 2015 Return: Sat Oct 31 2015 Trip spans 19 days
American Airlines
American Airlines
DEN
ONT
4h 28m
1 stop
ONT
DEN
3h 59m
1 stop
Depart: Tue Dec 15 2015 Return: Tue Jan 12 2016 Trip spans 29 days
American Airlines
American Airlines
PHX
ONT
1h 15m
nonstop
ONT
PHX
1h 15m
nonstop
Depart: Wed Sep 30 2015 Return: Sat Oct 3 2015 Trip spans 4 days
American Airlines
American Airlines
SMF
ONT
4h 37m
1 stop
ONT
SMF
7h 06m
1 stop
Depart: Thu Sep 10 2015 Return: Sat Sep 12 2015 Trip spans 3 days
Alaska Airlines
Alaska Airlines
SEA
ONT
2h 30m
nonstop
ONT
SEA
2h 25m
nonstop
Depart: Thu Sep 17 2015 Return: Mon Sep 21 2015 Trip spans 5 days
Delta
Delta
SLC
ONT
1h 43m
nonstop
ONT
SLC
1h 43m
nonstop
Depart: Sat Oct 24 2015 Return: Sat Oct 31 2015 Trip spans 8 days
American Airlines
American Airlines
SJC
ONT
4h 46m
1 stop
ONT
SJC
5h 12m
1 stop
Depart: Wed Dec 2 2015 Return: Sun Dec 6 2015 Trip spans 5 days
United
United
PDX
ONT
5h 19m
1 stop
ONT
PDX
5h 29m
1 stop
Depart: Wed Oct 7 2015 Return: Sun Oct 18 2015 Trip spans 12 days
American Airlines
American Airlines
ORD
ONT
6h 39m
1 stop
ONT
ORD
6h 23m
1 stop
Depart: Wed Jan 6 2016 Return: Wed Jan 13 2016 Trip spans 8 days
American Airlines
American Airlines
DFW
ONT
3h 12m
nonstop
ONT
DFW
3h 00m
nonstop
Depart: Sun Oct 18 2015 Return: Tue Oct 27 2015 Trip spans 10 days
American Airlines
American Airlines
AUS
ONT
5h 05m
1 stop
ONT
AUS
4h 35m
1 stop
Depart: Wed Sep 9 2015 Return: Thu Sep 10 2015 Trip spans 2 days
American Airlines
American Airlines
OMA
ONT
5h 56m
1 stop
ONT
OMA
5h 50m
1 stop
Depart: Fri Oct 23 2015 Return: Sat Oct 31 2015 Trip spans 9 days
Delta
Delta
MDW
ONT
11h 56m
2 stops
ONT
MDW
12h 31m
2 stops
Depart: Sat Sep 12 2015 Return: Sat Sep 19 2015 Trip spans 8 days
American Airlines
American Airlines
ATL
ONT
6h 24m
1 stop
ONT
ATL
6h 11m
1 stop
Depart: Sat Nov 7 2015 Return: Sat Nov 14 2015 Trip spans 8 days
United
United
IND
ONT
7h 58m
1 stop
ONT
IND
6h 52m
1 stop
Depart: Sat Dec 12 2015 Return: Tue Dec 15 2015 Trip spans 4 days
American Airlines
American Airlines
HOU
ONT
5h 03m
1 stop
ONT
HOU
5h 29m
1 stop
Depart: Fri Sep 18 2015 Return: Mon Sep 21 2015 Trip spans 4 days
American Airlines
American Airlines
CLT
ONT
7h 12m
1 stop
ONT
CLT
7h 34m
1 stop
Depart: Mon Oct 26 2015 Return: Fri Oct 30 2015 Trip spans 5 days
American Airlines
American Airlines
BWI
ONT
7h 34m
1 stop
ONT
BWI
7h 01m
1 stop
Airports
Origin

Charlotte
$300
Sacramento
$185
Portland
$217
Seattle
$186
Chicago
only $231
only $282
Austin
$270
Oakland
$129
San Jose
$215
Omaha
$281
San Francisco
$122
Baltimore
$311
Atlanta
$287
Phoenix
$182
Salt Lake City
$188
Denver
$181
Dallas
$234
Las Vegas
$149
Houston
$291
Indianapolis
$287
Destination

Ontario
$122