Find Deals on Flights from Chicago to Ontario (CHI - ONT)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
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 from Chicago to Ontario

(Round-trip)
Depart: Sat Oct 15 2016 Return: Sat Oct 22 2016 Trip spans 8 days
Major Airline
Major Airline
ORD
ONT
16h 27m
1 stop
ONT
ORD
17h 36m
1 stop
Depart: Sat Nov 5 2016 Return: Wed Nov 9 2016 Trip spans 5 days
United
United
ORD
ONT
10h 10m
1 stop
ONT
ORD
7h 38m
1 stop
Depart: Mon Jan 23 2017 Return: Mon Feb 6 2017 Trip spans 15 days
American Airlines
American Airlines
ORD
ONT
6h 15m
1 stop
ONT
ORD
5h 18m
1 stop
Depart: Wed Mar 1 2017 Return: Wed Mar 8 2017 Trip spans 8 days
Delta
Delta
ORD
ONT
6h 07m
1 stop
ONT
ORD
7h 21m
1 stop
Depart: Sat Nov 12 2016 Return: Tue Nov 15 2016 Trip spans 4 days
United
United
ORD
ONT
7h 07m
1 stop
ONT
ORD
6h 56m
1 stop
Depart: Tue Dec 6 2016 Return: Tue Dec 13 2016 Trip spans 8 days
Major Airline
Major Airline
MDW
ONT
4h 25m
nonstop
ONT
MDW
3h 55m
nonstop
Depart: Sat Dec 3 2016 Return: Tue Dec 6 2016 Trip spans 4 days
United
United
ORD
ONT
5h 52m
1 stop
ONT
ORD
6h 56m
1 stop
Depart: Wed Dec 7 2016 Return: Sat Dec 10 2016 Trip spans 4 days
Major Airline
Major Airline
MDW
ONT
4h 25m
nonstop
ONT
MDW
3h 55m
nonstop
Depart: Wed Jan 25 2017 Return: Sun Jan 29 2017 Trip spans 5 days
American Airlines
American Airlines
ORD
ONT
7h 12m
1 stop
ONT
ORD
7h 32m
1 stop
Depart: Tue Dec 6 2016 Return: Sun Dec 11 2016 Trip spans 6 days
Major Airline
Major Airline
ORD
ONT
13h 18m
2 stops
ONT
ORD
10h 27m
2 stops
Depart: Tue Mar 7 2017 Return: Tue Mar 14 2017 Trip spans 7 days
Delta
Delta
ORD
ONT
8h 00m
1 stop
ONT
ORD
7h 21m
1 stop
Depart: Fri Jan 27 2017 Return: Fri Feb 3 2017 Trip spans 8 days
American Airlines
American Airlines
ORD
ONT
6h 21m
1 stop
ONT
ORD
6h 35m
1 stop
Depart: Wed Dec 7 2016 Return: Sun Dec 11 2016 Trip spans 5 days
Major Airline
Major Airline
MDW
ONT
4h 25m
nonstop
ONT
MDW
3h 55m
nonstop
Depart: Wed Feb 1 2017 Return: Tue Feb 7 2017 Trip spans 7 days
American Airlines
American Airlines
ORD
ONT
7h 12m
1 stop
ONT
ORD
6h 37m
1 stop
Depart: Fri Jan 6 2017 Return: Wed Jan 11 2017 Trip spans 6 days
Delta
Delta
MDW
ONT
7h 35m
2 stops
ONT
MDW
10h 12m
2 stops
Depart: Fri Feb 3 2017 Return: Mon Feb 6 2017 Trip spans 4 days
American Airlines
American Airlines
ORD
ONT
5h 44m
1 stop
ONT
ORD
5h 18m
1 stop
Depart: Wed Nov 9 2016 Return: Wed Nov 16 2016 Trip spans 8 days
Major Airline
Major Airline
MDW
ONT
4h 25m
nonstop
ONT
MDW
3h 55m
nonstop
Depart: Sat Nov 5 2016 Return: Sat Nov 12 2016 Trip spans 8 days
Delta
Delta
ORD
ONT
6h 44m
1 stop
ONT
ORD
5h 34m
1 stop
Depart: Fri Nov 11 2016 Return: Tue Nov 15 2016 Trip spans 5 days
Major Airline
Major Airline
MDW
ONT
4h 25m
nonstop
ONT
MDW
3h 55m
nonstop
Depart: Tue Oct 11 2016 Return: Sat Oct 15 2016 Trip spans 5 days
Major Airline
Major Airline
ORD
ONT
17h 06m
1 stop
ONT
ORD
17h 36m
1 stop
Select an airline:  Southwest
Direct flights CHI to ONT on Southwest
Flight # Depart MDW Arrive ONT Sun Mon Tue Wed Thu Fri Sat Valid Between
2792 8:35 am 10:50 am Oct 31 - Oct 31
2792 8:35 am 10:50 am Nov 1 - Nov 4
2792 8:35 am 10:50 am Oct 2 - Oct 30
1158 8:55 am 11:10 am Oct 8 - Nov 5
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Why aren’t prices accurate 100% of the time?
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Airports
Origin

Chicago
only $184
only $189
Destination

Ontario
$184