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Find Flight Deals from Houston George Bush Intcntl to Ontario (IAH - ONT)

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Houston George Bush Intcntl to Ontario

(Round-trip)
Depart: Sat Apr 18 2015 Return: Sat Apr 25 2015 Trip spans 8 days
US Airways
US Airways
IAH
2:05p
ONT
7:06p
5h 01m
1 stop
ONT
12:40p
IAH
5:26p
4h 46m
1 stop
Depart: Thu Mar 12 2015 Return: Tue Mar 24 2015 Trip spans 13 days
US Airways
US Airways
IAH
5:05p
ONT
9:56p
4h 51m
1 stop
ONT
12:40p
IAH
5:21p
4h 41m
1 stop
Depart: Thu Apr 9 2015 Return: Tue Apr 14 2015 Trip spans 6 days
US Airways
US Airways
IAH
1:50a
ONT
7:07a
5h 17m
1 stop
ONT
12:40p
IAH
5:26p
4h 46m
1 stop
Depart: Thu Apr 16 2015 Return: Tue Apr 21 2015 Trip spans 6 days
US Airways
US Airways
IAH
1:50a
ONT
7:07a
5h 17m
1 stop
ONT
12:40p
IAH
5:26p
4h 46m
1 stop
Depart: Sat Feb 14 2015 Return: Wed Feb 18 2015 Trip spans 5 days
United
United
IAH
1:40p
ONT
5:10p
3h 30m
nonstop
ONT
8:23a
IAH
2:30p
6h 07m
1 stop
Depart: Sat Feb 28 2015 Return: Wed Mar 4 2015 Trip spans 5 days
United
United
IAH
1:40p
ONT
5:10p
3h 30m
nonstop
ONT
8:23a
IAH
2:29p
6h 06m
1 stop
Depart: Sat Apr 25 2015 Return: Thu Apr 30 2015 Trip spans 6 days
United
United
IAH
4:51a
ONT
8:20a
3h 29m
nonstop
ONT
6:55a
IAH
10:06a
3h 11m
nonstop
Depart: Tue Apr 28 2015 Return: Wed May 20 2015 Trip spans 23 days
US Airways
US Airways
IAH
1:50a
ONT
7:07a
5h 17m
1 stop
ONT
3:30p
IAH
10:34p
7h 04m
1 stop
Depart: Tue Feb 17 2015 Return: Tue Feb 24 2015 Trip spans 8 days
Delta
Delta
IAH
1:35p
ONT
7:45p
6h 10m
1 stop
ONT
11:30a
IAH
4:45p
5h 15m
1 stop
Depart: Sat Feb 21 2015 Return: Tue Feb 24 2015 Trip spans 4 days
American Airlines
American Airlines
IAH
12:50a
ONT
8:34a
7h 44m
1 stop
ONT
9:55a
IAH
3:02p
5h 07m
1 stop
Depart: Wed Feb 18 2015 Return: Tue Feb 24 2015 Trip spans 7 days
Delta
Delta
IAH
1:35p
ONT
7:45p
6h 10m
1 stop
ONT
11:30a
IAH
4:45p
5h 15m
1 stop
Depart: Tue Feb 24 2015 Return: Tue Mar 3 2015 Trip spans 8 days
Delta
Delta
IAH
1:35p
ONT
7:45p
6h 10m
1 stop
ONT
1:15a
IAH
6:25a
5h 10m
1 stop
Depart: Wed Feb 25 2015 Return: Tue Mar 3 2015 Trip spans 7 days
American Airlines
American Airlines
IAH
3:00a
ONT
8:34a
5h 34m
1 stop
ONT
1:30a
IAH
6:39a
5h 09m
1 stop
Depart: Tue Mar 3 2015 Return: Tue Mar 10 2015 Trip spans 7 days
Delta
Delta
IAH
1:35p
ONT
7:34p
5h 59m
1 stop
ONT
12:35p
IAH
5:43p
5h 08m
1 stop
Depart: Wed Mar 4 2015 Return: Tue Mar 10 2015 Trip spans 6 days
Delta
Delta
IAH
6:55a
ONT
1:00p
6h 05m
1 stop
ONT
12:35p
IAH
5:43p
5h 08m
1 stop
Depart: Wed Mar 11 2015 Return: Tue Mar 17 2015 Trip spans 7 days
American Airlines
American Airlines
IAH
1:50a
ONT
7:06a
5h 16m
1 stop
ONT
12:40p
IAH
5:21p
4h 41m
1 stop
Depart: Tue Mar 17 2015 Return: Tue Mar 24 2015 Trip spans 8 days
Delta
Delta
IAH
2:35p
ONT
8:34p
5h 59m
1 stop
ONT
12:35p
IAH
5:43p
5h 08m
1 stop
Depart: Sat Mar 21 2015 Return: Tue Mar 24 2015 Trip spans 4 days
Delta
Delta
IAH
2:35p
ONT
8:30p
5h 55m
1 stop
ONT
12:35p
IAH
5:43p
5h 08m
1 stop
Depart: Wed Mar 25 2015 Return: Tue Mar 31 2015 Trip spans 7 days
Delta
Delta
IAH
2:35p
ONT
8:34p
5h 59m
1 stop
ONT
12:35p
IAH
5:43p
5h 08m
1 stop
Depart: Sat Mar 28 2015 Return: Tue Mar 31 2015 Trip spans 4 days
Delta
Delta
IAH
2:35p
ONT
8:30p
5h 55m
1 stop
ONT
6:05a
IAH
11:50a
5h 45m
1 stop
Change your search
Select an airline:  United
Direct flights IAH to ONT on United
Flight # Depart IAH Arrive ONT Sun Mon Tue Wed Thu Fri Sat Valid Between
5175 5:35 pm 7:11 pm Jan 31 - Feb 7
5175 5:35 pm 7:11 pm Jan 29 - Feb 11
5175 5:59 pm 7:36 pm Mar 9 - Mar 16
5175 5:59 pm 7:36 pm Mar 5 - Mar 6
5175 6:16 pm 7:46 pm Feb 13 - Mar 4
5175 6:17 pm 7:46 pm Feb 12 - Feb 12
5175 6:19 pm 7:46 pm Feb 15 - Mar 1
5175 6:21 pm 7:58 pm Mar 7 - Mar 7
5175 6:25 pm 8:02 pm Mar 8 - Apr 5
5175 6:40 pm 8:10 pm Feb 14 - Feb 28
Airports
Origin

Houston
$255
Destination

Ontario
$255