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

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

Book cheap flights from Ontario to Houston George Bush Intcntl

(Round-trip)
Depart: Tue Aug 4 2015 Return: Wed Aug 5 2015 Trip spans 2 days
US Airways
US Airways
ONT
3:25p
IAH
8:22p
4h 57m
1 stop
IAH
2:00a
ONT
7:04a
5h 04m
1 stop
Depart: Sat Aug 29 2015 Return: Sun Sep 6 2015 Trip spans 9 days
United
United
ONT
2:00a
IAH
7:30a
5h 30m
1 stop
IAH
5:00a
ONT
10:38a
5h 38m
1 stop
Depart: Wed May 20 2015 Return: Sat May 23 2015 Trip spans 4 days
American Airlines
American Airlines
ONT
12:40p
IAH
5:26p
4h 46m
1 stop
IAH
1:50a
ONT
7:07a
5h 17m
1 stop
Depart: Tue May 19 2015 Return: Wed May 20 2015 Trip spans 2 days
US Airways
US Airways
ONT
12:40p
IAH
5:26p
4h 46m
1 stop
IAH
1:50a
ONT
7:07a
5h 17m
1 stop
Depart: Sat May 23 2015 Return: Wed May 27 2015 Trip spans 5 days
American Airlines
American Airlines
ONT
6:55a
IAH
12:28p
5h 33m
1 stop
IAH
1:50a
ONT
7:07a
5h 17m
1 stop
Depart: Sun May 24 2015 Return: Wed May 27 2015 Trip spans 4 days
American Airlines
American Airlines
ONT
3:40a
IAH
11:14a
7h 34m
1 stop
IAH
1:50a
ONT
7:07a
5h 17m
1 stop
Depart: Thu May 21 2015 Return: Sun May 24 2015 Trip spans 4 days
Delta
Delta
ONT
6:05a
IAH
12:04p
5h 59m
1 stop
IAH
4:00a
ONT
10:09a
6h 09m
1 stop
Depart: Wed May 27 2015 Return: Fri May 29 2015 Trip spans 3 days
Delta
Delta
ONT
6:05a
IAH
12:04p
5h 59m
1 stop
IAH
2:45p
ONT
8:43p
5h 58m
1 stop
Depart: Thu May 28 2015 Return: Fri May 29 2015 Trip spans 2 days
Delta
Delta
ONT
6:05a
IAH
12:04p
5h 59m
1 stop
IAH
2:45p
ONT
8:43p
5h 58m
1 stop
Depart: Fri May 29 2015 Return: Mon Jun 1 2015 Trip spans 4 days
Delta
Delta
ONT
6:05a
IAH
12:04p
5h 59m
1 stop
IAH
2:45p
ONT
8:43p
5h 58m
1 stop
Depart: Tue Jun 2 2015 Return: Sat Jun 6 2015 Trip spans 5 days
Delta
Delta
ONT
12:35p
IAH
6:09p
5h 34m
1 stop
IAH
2:55p
ONT
8:40p
5h 45m
1 stop
Depart: Wed Jun 3 2015 Return: Sat Jun 6 2015 Trip spans 4 days
Delta
Delta
ONT
6:05a
IAH
12:04p
5h 59m
1 stop
IAH
2:55p
ONT
8:40p
5h 45m
1 stop
Depart: Fri Jun 5 2015 Return: Sat Jun 6 2015 Trip spans 2 days
Delta
Delta
ONT
12:30p
IAH
6:07p
5h 37m
1 stop
IAH
2:55p
ONT
8:40p
5h 45m
1 stop
Depart: Fri Jun 12 2015 Return: Mon Jun 15 2015 Trip spans 4 days
Delta
Delta
ONT
12:30p
IAH
6:07p
5h 37m
1 stop
IAH
2:56p
ONT
8:41p
5h 45m
1 stop
Depart: Tue Jun 30 2015 Return: Tue Jul 7 2015 Trip spans 8 days
US Airways
US Airways
ONT
2:25a
IAH
8:00a
5h 35m
1 stop
IAH
2:00a
ONT
7:04a
5h 04m
1 stop
Depart: Tue Jul 7 2015 Return: Tue Jul 21 2015 Trip spans 15 days
Delta
Delta
ONT
12:30p
IAH
5:59p
5h 29m
1 stop
IAH
2:55p
ONT
8:41p
5h 46m
1 stop
Depart: Thu Jul 9 2015 Return: Tue Jul 14 2015 Trip spans 6 days
Delta
Delta
ONT
12:30p
IAH
5:59p
5h 29m
1 stop
IAH
2:55p
ONT
8:41p
5h 46m
1 stop
Depart: Wed Aug 5 2015 Return: Tue Aug 11 2015 Trip spans 7 days
US Airways
US Airways
ONT
12:40p
IAH
5:31p
4h 51m
1 stop
IAH
5:25p
ONT
9:57p
4h 32m
1 stop
Depart: Fri Aug 7 2015 Return: Tue Aug 11 2015 Trip spans 5 days
Delta
Delta
ONT
12:30p
IAH
5:59p
5h 29m
1 stop
IAH
2:55p
ONT
8:41p
5h 46m
1 stop
Depart: Fri Aug 14 2015 Return: Sun Aug 23 2015 Trip spans 10 days
American Airlines
American Airlines
ONT
8:55p
IAH
4:08a
7h 13m
1 stop
IAH
4:15a
ONT
9:31a
5h 16m
1 stop
Direct flights ONT to IAH on United
Flight # Depart ONT Arrive IAH Sun Mon Tue Wed Thu Fri Sat Valid Between
6196 6:45 am 12:10 pm Jun 4 - Jun 19
6196 6:55 am 12:07 pm May 26 - Jun 3
6196 6:55 am 12:07 pm May 24 - May 24
6196 6:55 am 12:07 pm May 6 - May 23
6196 6:55 am 12:05 pm May 1 - May 5
6196 7:10 am 12:22 pm May 11 - Jun 1
4981 10:55 am 4:06 pm Apr 25 - May 5
5180 11:51 am 5:18 pm Jun 4 - Jun 12
5237 12:02 pm 5:14 pm May 30 - May 30
5237 12:05 pm 5:17 pm May 9 - May 9
5237 12:05 pm 5:17 pm May 16 - May 23
5237 12:08 pm 5:20 pm May 6 - Jun 1
5237 12:08 pm 5:20 pm Jun 3 - Jun 3
5237 12:08 pm 5:20 pm Jun 2 - Jun 2
Airports
Origin

Ontario
$404
Destination

Houston
$404