Find Cheap 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 Sep 2 2017 Return: Sat Sep 9 2017 Trip spans 8 days
Major Airline
Major Airline
MDW
ONT
5h 24m
1 stop
ONT
MDW
1h 24m
1 stop
Depart: Sat Sep 9 2017 Return: Mon Sep 11 2017 Trip spans 3 days
United
United
ORD
ONT
7h 16m
1 stop
ONT
ORD
6h 20m
1 stop
Depart: Sat Nov 4 2017 Return: Mon Nov 6 2017 Trip spans 3 days
American Airlines
American Airlines
ORD
ONT
6h 27m
1 stop
ONT
ORD
5h 29m
1 stop
Depart: Fri Oct 27 2017 Return: Wed Nov 1 2017 Trip spans 6 days
Delta
Delta
ORD
ONT
5h 59m
1 stop
ONT
ORD
5h 43m
1 stop
Depart: Thu Jul 27 2017 Return: Wed Aug 2 2017 Trip spans 7 days
Southwest
Southwest
MDW
ONT
4h 10m
nonstop
ONT
MDW
3h 45m
nonstop
Depart: Tue Oct 3 2017 Return: Sun Oct 8 2017 Trip spans 6 days
Major Airline
Major Airline
ORD
ONT
7h 53m
2 stops
ONT
ORD
10h 01m
2 stops
Depart: Tue Aug 15 2017 Return: Fri Aug 18 2017 Trip spans 4 days
American Airlines
American Airlines
ORD
ONT
4h 17m
nonstop
ONT
ORD
3h 57m
nonstop
Depart: Sat Aug 12 2017 Return: Sat Aug 19 2017 Trip spans 8 days
American Airlines
American Airlines
ORD
ONT
4h 17m
nonstop
ONT
ORD
8h 31m
1 stop
Depart: Sat Aug 19 2017 Return: Wed Aug 23 2017 Trip spans 5 days
Major Airline
Major Airline
MDW
ONT
5h 24m
1 stop
ONT
MDW
1h 24m
1 stop
Depart: Sun Oct 1 2017 Return: Tue Oct 10 2017 Trip spans 10 days
Delta
Delta
ORD
ONT
5h 59m
1 stop
ONT
ORD
5h 43m
1 stop
Depart: Fri Jul 7 2017 Return: Sat Jul 8 2017 Trip spans 2 days
American Airlines
American Airlines
ORD
ONT
4h 17m
nonstop
ONT
ORD
3h 57m
nonstop
Depart: Sun Dec 24 2017 Return: Wed Jan 3 2018 Trip spans 11 days
United
United
ORD
ONT
6h 33m
1 stop
ONT
ORD
8h 08m
1 stop
Depart: Thu Aug 17 2017 Return: Sun Aug 20 2017 Trip spans 4 days
American Airlines
American Airlines
ORD
ONT
4h 17m
nonstop
ONT
ORD
3h 57m
nonstop
Depart: Thu Nov 23 2017 Return: Fri Dec 1 2017 Trip spans 9 days
Delta
Delta
MDW
ONT
11h 58m
2 stops
ONT
MDW
8h 49m
2 stops
Depart: Sat Sep 30 2017 Return: Mon Oct 9 2017 Trip spans 10 days
American Airlines
American Airlines
ORD
ONT
8h 17m
1 stop
ONT
ORD
6h 24m
1 stop
Depart: Thu Aug 3 2017 Return: Mon Aug 14 2017 Trip spans 12 days
American Airlines
American Airlines
ORD
ONT
4h 17m
nonstop
ONT
ORD
3h 57m
nonstop
Depart: Thu Jul 13 2017 Return: Sun Jul 16 2017 Trip spans 4 days
Major Airline
Major Airline
MDW
ONT
5h 24m
1 stop
ONT
MDW
1h 24m
1 stop
Depart: Sat Dec 23 2017 Return: Sat Dec 30 2017 Trip spans 8 days
United
United
ORD
ONT
13h 53m
1 stop
ONT
ORD
5h 55m
1 stop
Depart: Thu Aug 10 2017 Return: Mon Aug 14 2017 Trip spans 5 days
American Airlines
American Airlines
ORD
ONT
4h 17m
nonstop
ONT
ORD
3h 57m
nonstop
Depart: Tue Jul 25 2017 Return: Tue Aug 1 2017 Trip spans 8 days
Delta
Delta
MDW
ONT
10h 02m
2 stops
ONT
MDW
8h 43m
2 stops
Direct flights CHI to ONT on American Airlines
Flight # Depart ORD Arrive ONT Sun Mon Tue Wed Thu Fri Sat Valid Between
2663 8:30 pm 10:47 pm Jul 5 - Aug 5
2663 8:35 pm 10:52 pm Jul 9 - Jul 30
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Airports
Origin

Chicago
only $252
only $252
Destination

Ontario
$252
Airlines Airline reviews

2 travelers who booked a flight from Chicago to Ontario rated their chosen airlines with an average of 10.0.

Overall
10.0
Boarding
10.0
Crew
10.0
Comfort
10.0
Food
10.0
Entertainment
10.0