Find Deals on Flights from Denver International to Ontario (DEN - 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 Denver International to Ontario

(Round-trip)
Depart: Wed Oct 19 2016 Return: Sat Oct 22 2016 Trip spans 4 days
United
United
DEN
3:02p
ONT
5:20p
2h 18m
nonstop
ONT
1:45a
DEN
4:07a
2h 22m
nonstop
Depart: Fri Oct 21 2016 Return: Sat Oct 22 2016 Trip spans 2 days
Major Airline
Major Airline
DEN
10:35p
ONT
4:06p
17h 31m
nonstop
ONT
10:00p
DEN
4:45a
6h 45m
nonstop
Depart: Wed Oct 26 2016 Return: Tue Nov 1 2016 Trip spans 7 days
American Airlines
American Airlines
DEN
1:45a
ONT
8:31a
6h 46m
1 stop
ONT
3:20p
DEN
7:30p
4h 10m
1 stop
Depart: Tue Dec 13 2016 Return: Tue Jan 10 2017 Trip spans 29 days
Delta
Delta
DEN
1:15a
ONT
5:47a
4h 32m
1 stop
ONT
1:00a
DEN
6:39a
5h 39m
1 stop
Depart: Thu Nov 17 2016 Return: Mon Nov 21 2016 Trip spans 5 days
Southwest
Southwest
DEN
3:10a
ONT
8:20a
5h 10m
1 stop
ONT
1:35p
DEN
5:45p
4h 10m
1 stop
Depart: Sat Oct 22 2016 Return: Tue Nov 8 2016 Trip spans 18 days
United
United
DEN
7:25a
ONT
9:49a
2h 24m
nonstop
ONT
8:34a
DEN
10:52a
2h 18m
nonstop
Depart: Tue Dec 6 2016 Return: Sat Dec 10 2016 Trip spans 5 days
United
United
DEN
6:15a
ONT
8:42a
2h 27m
nonstop
ONT
12:45a
DEN
3:04a
2h 19m
nonstop
Depart: Tue Oct 25 2016 Return: Wed Oct 26 2016 Trip spans 2 days
Major Airline
Major Airline
DEN
5:45p
ONT
7:55p
2h 10m
nonstop
ONT
11:30a
DEN
1:40p
2h 10m
nonstop
Depart: Wed Dec 7 2016 Return: Sat Dec 10 2016 Trip spans 4 days
United
United
DEN
6:15a
ONT
8:42a
2h 27m
nonstop
ONT
12:45a
DEN
3:04a
2h 19m
nonstop
Depart: Sat Oct 29 2016 Return: Sat Nov 5 2016 Trip spans 8 days
Major Airline
Major Airline
DEN
4:55p
ONT
7:05p
2h 10m
nonstop
ONT
2:00a
DEN
4:30a
2h 30m
nonstop
Depart: Tue Nov 1 2016 Return: Fri Nov 4 2016 Trip spans 4 days
American Airlines
American Airlines
DEN
1:45a
ONT
6:08a
4h 23m
1 stop
ONT
3:25p
DEN
7:39p
4h 14m
1 stop
Depart: Sat Nov 5 2016 Return: Tue Nov 8 2016 Trip spans 4 days
Major Airline
Major Airline
DEN
4:55p
ONT
7:05p
2h 10m
nonstop
ONT
12:45a
DEN
3:00a
2h 15m
nonstop
Depart: Sat Jan 14 2017 Return: Mon Jan 16 2017 Trip spans 3 days
American Airlines
American Airlines
DEN
9:55a
ONT
2:44p
4h 49m
1 stop
ONT
5:00a
DEN
9:04a
4h 04m
1 stop
Depart: Sat Oct 15 2016 Return: Wed Oct 19 2016 Trip spans 5 days
United
United
DEN
1:31p
ONT
8:59p
7h 28m
1 stop
ONT
1:45a
DEN
4:07a
2h 22m
nonstop
Depart: Wed Nov 16 2016 Return: Wed Nov 30 2016 Trip spans 15 days
Major Airline
Major Airline
DEN
3:05a
ONT
5:30a
2h 25m
nonstop
ONT
12:45a
DEN
3:00a
2h 15m
nonstop
Depart: Wed Jan 4 2017 Return: Sat Jan 7 2017 Trip spans 4 days
Delta
Delta
DEN
1:00a
ONT
5:40a
4h 40m
1 stop
ONT
1:00a
DEN
6:36a
5h 36m
1 stop
Depart: Tue Nov 8 2016 Return: Sat Nov 12 2016 Trip spans 5 days
United
United
DEN
8:32a
ONT
3:00p
6h 28m
1 stop
ONT
12:45a
DEN
3:04a
2h 19m
nonstop
Depart: Sat Oct 8 2016 Return: Sat Oct 15 2016 Trip spans 8 days
American Airlines
American Airlines
DEN
1:45a
ONT
6:08a
4h 23m
1 stop
ONT
3:20p
DEN
7:24p
4h 04m
1 stop
Depart: Wed Jan 11 2017 Return: Wed Jan 18 2017 Trip spans 8 days
Major Airline
Major Airline
DEN
3:35a
ONT
5:50a
2h 15m
nonstop
ONT
10:45a
DEN
12:55p
2h 10m
nonstop
Depart: Wed Nov 9 2016 Return: Tue Nov 15 2016 Trip spans 7 days
United
United
DEN
2:25p
ONT
7:59p
5h 34m
1 stop
ONT
12:45a
DEN
3:04a
2h 19m
nonstop
Direct flights DEN to ONT on United
Flight # Depart DEN Arrive ONT Sun Mon Tue Wed Thu Fri Sat Valid Between
74 11:15 am 12:42 pm Oct 31 - Nov 4
74 11:17 am 12:39 pm Sep 27 - Oct 4
74 11:25 am 12:49 pm Oct 16 - Oct 29
74 11:25 am 12:49 pm Oct 15 - Oct 15
74 11:25 am 12:49 pm Oct 6 - Oct 14
1199 6:50 pm 8:22 pm Oct 31 - Oct 31
1199 6:50 pm 8:22 pm Oct 30 - Nov 3
1199 6:53 pm 8:25 pm Nov 4 - Nov 4
1199 6:55 pm 8:19 pm Oct 3 - Oct 4
1199 6:55 pm 8:19 pm Oct 5 - Oct 5
1199 7:02 pm 8:20 pm Oct 28 - Oct 28
1199 7:02 pm 8:20 pm Oct 27 - Oct 27
1199 7:02 pm 8:20 pm Oct 24 - Oct 24
1199 7:02 pm 8:20 pm Oct 18 - Oct 26
1199 7:02 pm 8:20 pm Oct 12 - Oct 12
1199 7:02 pm 8:20 pm Oct 11 - Oct 11
1199 7:02 pm 8:20 pm Oct 7 - Oct 14
1199 7:02 pm 8:20 pm Oct 6 - Oct 17
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Airports
Origin

Denver
$137
Destination

Ontario
$137
Airlines Airline reviews

6 travelers who booked a flight from Denver to Ontario rated their chosen airlines with an average of 6.3.

Overall
6.7
Boarding
6.3
Crew
6.7
Comfort
6.3
Food
5.7
Entertainment
5.7