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

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 from Denver International to Ontario

(Round-trip)
Depart: Tue Aug 18 2015 Return: Mon Aug 31 2015 Trip spans 14 days
United
United
DEN
3:00p
ONT
5:14p
2h 14m
nonstop
ONT
1:55a
DEN
4:12a
2h 17m
nonstop
Depart: Fri Dec 4 2015 Return: Fri Dec 11 2015 Trip spans 8 days
United
United
DEN
1:45p
ONT
4:00p
2h 15m
nonstop
ONT
8:15a
DEN
10:20a
2h 05m
nonstop
Depart: Tue Aug 25 2015 Return: Tue Sep 1 2015 Trip spans 8 days
United
United
DEN
3:00p
ONT
5:18p
2h 18m
nonstop
ONT
1:05p
DEN
7:43p
6h 38m
1 stop
Depart: Fri Aug 28 2015 Return: Mon Aug 31 2015 Trip spans 4 days
United
United
DEN
2:00a
ONT
6:54a
4h 54m
1 stop
ONT
1:55a
DEN
4:12a
2h 17m
nonstop
Depart: Sat Aug 29 2015 Return: Tue Sep 1 2015 Trip spans 4 days
United
United
DEN
10:00a
ONT
5:37p
7h 37m
1 stop
ONT
9:28a
DEN
11:45a
2h 17m
nonstop
Depart: Thu Sep 3 2015 Return: Tue Sep 22 2015 Trip spans 20 days
United
United
DEN
2:00a
ONT
6:54a
4h 54m
1 stop
ONT
1:08p
DEN
3:25p
2h 17m
nonstop
Depart: Sun Sep 6 2015 Return: Tue Sep 22 2015 Trip spans 17 days
United
United
DEN
2:00a
ONT
6:54a
4h 54m
1 stop
ONT
1:08p
DEN
3:25p
2h 17m
nonstop
Depart: Wed Sep 9 2015 Return: Tue Sep 22 2015 Trip spans 14 days
United
United
DEN
2:03a
ONT
6:54a
4h 51m
1 stop
ONT
1:08p
DEN
3:25p
2h 17m
nonstop
Depart: Thu Oct 22 2015 Return: Tue Oct 27 2015 Trip spans 6 days
United
United
DEN
2:15a
ONT
6:57a
4h 42m
1 stop
ONT
9:20a
DEN
11:33a
2h 13m
nonstop
Depart: Thu Jan 14 2016 Return: Tue Jan 19 2016 Trip spans 6 days
United
United
DEN
1:45p
ONT
4:00p
2h 15m
nonstop
ONT
8:15a
DEN
10:20a
2h 05m
nonstop
Depart: Wed Aug 19 2015 Return: Mon Aug 24 2015 Trip spans 6 days
US Airways
US Airways
DEN
1:45a
ONT
8:31a
6h 46m
1 stop
ONT
3:25p
DEN
7:38p
4h 13m
1 stop
Depart: Thu Aug 20 2015 Return: Fri Aug 21 2015 Trip spans 2 days
American Airlines
American Airlines
DEN
1:45a
ONT
6:09a
4h 24m
1 stop
ONT
3:25p
DEN
7:38p
4h 13m
1 stop
Depart: Sat Oct 3 2015 Return: Tue Oct 6 2015 Trip spans 4 days
Delta
Delta
DEN
1:55p
ONT
6:06p
4h 11m
1 stop
ONT
2:15a
DEN
7:26a
5h 11m
1 stop
Depart: Mon Aug 17 2015 Return: Sat Aug 29 2015 Trip spans 13 days
United
United
DEN
1:30a
ONT
7:01a
5h 31m
1 stop
ONT
8:44a
DEN
3:14p
6h 30m
1 stop
Depart: Sat Aug 22 2015 Return: Mon Aug 24 2015 Trip spans 3 days
US Airways
US Airways
DEN
1:45a
ONT
6:05a
4h 20m
1 stop
ONT
3:25p
DEN
7:38p
4h 13m
1 stop
Depart: Wed Aug 26 2015 Return: Fri Aug 28 2015 Trip spans 3 days
American Airlines
American Airlines
DEN
1:45a
ONT
6:09a
4h 24m
1 stop
ONT
3:25p
DEN
7:38p
4h 13m
1 stop
Depart: Thu Aug 27 2015 Return: Fri Aug 28 2015 Trip spans 2 days
American Airlines
American Airlines
DEN
1:45a
ONT
8:31a
6h 46m
1 stop
ONT
3:25p
DEN
7:38p
4h 13m
1 stop
Depart: Sun Aug 30 2015 Return: Mon Aug 31 2015 Trip spans 2 days
American Airlines
American Airlines
DEN
1:45a
ONT
6:09a
4h 24m
1 stop
ONT
3:25p
DEN
7:38p
4h 13m
1 stop
Depart: Mon Aug 31 2015 Return: Tue Sep 1 2015 Trip spans 2 days
American Airlines
American Airlines
DEN
1:45a
ONT
6:09a
4h 24m
1 stop
ONT
8:35a
DEN
12:38p
4h 03m
1 stop
Depart: Fri Sep 11 2015 Return: Sun Sep 13 2015 Trip spans 3 days
American Airlines
American Airlines
DEN
1:45a
ONT
6:08a
4h 23m
1 stop
ONT
3:25p
DEN
7:34p
4h 09m
1 stop
Direct flights DEN to ONT on United
Flight # Depart DEN Arrive ONT Sun Mon Tue Wed Thu Fri Sat Valid Between
6281 10:59 am 12:13 pm Sep 8 - Sep 8
6281 11:28 am 12:50 pm Aug 11 - Aug 17
6281 11:30 am 12:44 pm Aug 18 - Sep 4
6281 11:30 am 12:44 pm Sep 10 - Sep 21
6281 11:30 am 12:48 pm Aug 22 - Sep 12
6486 7:00 pm 8:14 pm Sep 11 - Sep 18
6486 7:00 pm 8:14 pm Sep 10 - Sep 10
6486 7:00 pm 8:14 pm Sep 6 - Sep 6
6486 7:00 pm 8:14 pm Aug 18 - Aug 24
6486 7:00 pm 8:18 pm Aug 25 - Aug 25
6486 7:00 pm 8:14 pm Aug 26 - Aug 26
6486 7:00 pm 8:14 pm Aug 27 - Sep 9
6486 7:00 pm 8:14 pm Aug 30 - Aug 30
6253 10:08 pm 11:24 pm Aug 12 - Aug 16
6253 10:08 pm 11:24 pm Aug 11 - Aug 17
Airports
Origin

Denver
$164
Destination

Ontario
$164