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Find Deals on Flights from Chicago O'Hare International to Houston George Bush Intcntl (ORD - IAH)

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

Book cheap flights from Chicago O'Hare International to Houston George Bush Intcntl

(Round-trip)
Depart: Tue Sep 1 2015 Return: Wed Sep 9 2015 Trip spans 9 days
Spirit Airlines
Spirit Airlines
ORD
3:00p
IAH
5:36p
2h 36m
nonstop
IAH
3:10a
ORD
5:51a
2h 41m
nonstop
Depart: Wed Sep 2 2015 Return: Wed Sep 9 2015 Trip spans 8 days
Spirit Airlines
Spirit Airlines
ORD
5:25a
IAH
8:05a
2h 40m
nonstop
IAH
3:42p
ORD
6:23p
2h 41m
nonstop
Depart: Sat Sep 5 2015 Return: Wed Sep 9 2015 Trip spans 5 days
Spirit Airlines
Spirit Airlines
ORD
3:00p
IAH
5:36p
2h 36m
nonstop
IAH
3:42p
ORD
6:23p
2h 41m
nonstop
Depart: Sat Sep 12 2015 Return: Tue Sep 15 2015 Trip spans 4 days
Spirit Airlines
Spirit Airlines
ORD
3:30a
IAH
6:07a
2h 37m
nonstop
IAH
11:55a
ORD
2:30p
2h 35m
nonstop
Depart: Tue Sep 15 2015 Return: Tue Sep 22 2015 Trip spans 8 days
Spirit Airlines
Spirit Airlines
ORD
3:30a
IAH
6:07a
2h 37m
nonstop
IAH
11:55a
ORD
2:30p
2h 35m
nonstop
Depart: Tue Sep 29 2015 Return: Sat Oct 3 2015 Trip spans 5 days
Spirit Airlines
Spirit Airlines
ORD
3:20p
IAH
5:59p
2h 39m
nonstop
IAH
3:18a
ORD
5:56a
2h 38m
nonstop
Depart: Wed Sep 30 2015 Return: Sat Oct 3 2015 Trip spans 4 days
Spirit Airlines
Spirit Airlines
ORD
3:20p
IAH
5:59p
2h 39m
nonstop
IAH
11:55a
ORD
2:30p
2h 35m
nonstop
Depart: Sat Oct 3 2015 Return: Tue Oct 6 2015 Trip spans 4 days
Spirit Airlines
Spirit Airlines
ORD
3:30a
IAH
6:07a
2h 37m
nonstop
IAH
11:55a
ORD
2:30p
2h 35m
nonstop
Depart: Wed Oct 7 2015 Return: Tue Oct 13 2015 Trip spans 7 days
Spirit Airlines
Spirit Airlines
ORD
3:30a
IAH
6:07a
2h 37m
nonstop
IAH
6:00a
ORD
8:38a
2h 38m
nonstop
Depart: Sat Oct 10 2015 Return: Sat Oct 17 2015 Trip spans 8 days
Spirit Airlines
Spirit Airlines
ORD
3:30a
IAH
6:07a
2h 37m
nonstop
IAH
3:18a
ORD
5:56a
2h 38m
nonstop
Depart: Tue Oct 13 2015 Return: Tue Oct 20 2015 Trip spans 8 days
Spirit Airlines
Spirit Airlines
ORD
3:20p
IAH
5:59p
2h 39m
nonstop
IAH
6:00a
ORD
8:38a
2h 38m
nonstop
Depart: Wed Oct 14 2015 Return: Sat Oct 17 2015 Trip spans 4 days
Spirit Airlines
Spirit Airlines
ORD
3:30a
IAH
6:07a
2h 37m
nonstop
IAH
11:55a
ORD
2:30p
2h 35m
nonstop
Depart: Sat Oct 17 2015 Return: Wed Oct 21 2015 Trip spans 5 days
Spirit Airlines
Spirit Airlines
ORD
3:30a
IAH
6:07a
2h 37m
nonstop
IAH
11:55a
ORD
2:30p
2h 35m
nonstop
Depart: Tue Oct 20 2015 Return: Sat Oct 24 2015 Trip spans 5 days
Spirit Airlines
Spirit Airlines
ORD
3:20p
IAH
5:59p
2h 39m
nonstop
IAH
11:55a
ORD
2:30p
2h 35m
nonstop
Depart: Wed Oct 21 2015 Return: Tue Oct 27 2015 Trip spans 7 days
Spirit Airlines
Spirit Airlines
ORD
3:30a
IAH
6:07a
2h 37m
nonstop
IAH
6:00a
ORD
8:38a
2h 38m
nonstop
Depart: Sat Oct 24 2015 Return: Sat Oct 31 2015 Trip spans 8 days
Spirit Airlines
Spirit Airlines
ORD
3:30a
IAH
6:07a
2h 37m
nonstop
IAH
3:18a
ORD
5:56a
2h 38m
nonstop
Depart: Thu Sep 3 2015 Return: Tue Sep 8 2015 Trip spans 6 days
United
United
ORD
2:19a
IAH
5:04a
2h 45m
nonstop
IAH
7:27a
ORD
10:07a
2h 40m
nonstop
Depart: Thu Aug 13 2015 Return: Mon Aug 17 2015 Trip spans 5 days
US Airways
US Airways
ORD
6:10a
IAH
8:55a
2h 45m
nonstop
IAH
1:55p
ORD
4:47p
2h 52m
nonstop
Depart: Fri Jul 31 2015 Return: Mon Aug 3 2015 Trip spans 4 days
Delta
Delta
ORD
2:45a
IAH
10:27a
7h 42m
1 stop
IAH
11:15a
ORD
5:16p
6h 01m
1 stop
Depart: Mon Sep 7 2015 Return: Sun Sep 13 2015 Trip spans 7 days
American Airlines
American Airlines
ORD
2:25p
IAH
7:49p
5h 24m
1 stop
IAH
4:00a
ORD
6:46a
2h 46m
nonstop
Direct flights ORD to IAH on American Airlines
Flight # Depart ORD Arrive IAH Sun Mon Tue Wed Thu Fri Sat Valid Between
4236 7:25 am 10:13 am Jul 2 - Jul 30
4236 7:25 am 10:13 am Jul 12 - Aug 16
4236 7:25 am 10:13 am Aug 3 - Aug 17
4236 7:25 am 10:13 am Jul 6 - Jul 27
4262 10:10 am 12:55 pm Jul 7 - Aug 2
4262 10:10 am 12:55 pm Jul 6 - Jul 27
4262 10:10 am 12:55 pm Aug 3 - Aug 4
4303 10:10 am 12:55 pm Aug 5 - Aug 17
4297 2:36 pm 5:20 pm Jul 5 - Aug 16
4297 2:36 pm 5:20 pm Jul 6 - Aug 17
4297 2:36 pm 5:20 pm Jul 10 - Aug 14
4297 2:36 pm 5:20 pm Jul 11 - Aug 15
4371 5:59 pm 8:46 pm Jul 2 - Sep 4
Airports
Origin

Chicago
$81
Destination

Houston
$81