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Find Flight Deals 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 Mar 17 2015 Return: Wed Mar 18 2015 Trip spans 2 days
Spirit Airlines
Spirit Airlines
ORD
4:17p
IAH
7:00p
2h 43m
nonstop
IAH
2:16a
ORD
4:51a
2h 35m
nonstop
Depart: Tue Mar 24 2015 Return: Wed Mar 25 2015 Trip spans 2 days
Spirit Airlines
Spirit Airlines
ORD
4:17p
IAH
7:00p
2h 43m
nonstop
IAH
2:16a
ORD
4:51a
2h 35m
nonstop
Depart: Wed Mar 25 2015 Return: Tue Mar 31 2015 Trip spans 7 days
Spirit Airlines
Spirit Airlines
ORD
4:17p
IAH
7:00p
2h 43m
nonstop
IAH
2:16a
ORD
4:51a
2h 35m
nonstop
Depart: Tue Mar 31 2015 Return: Wed Apr 1 2015 Trip spans 2 days
Spirit Airlines
Spirit Airlines
ORD
4:17p
IAH
7:00p
2h 43m
nonstop
IAH
2:16a
ORD
4:51a
2h 35m
nonstop
Depart: Wed Apr 1 2015 Return: Tue Apr 7 2015 Trip spans 7 days
Spirit Airlines
Spirit Airlines
ORD
4:17p
IAH
7:00p
2h 43m
nonstop
IAH
2:16a
ORD
4:51a
2h 35m
nonstop
Depart: Tue Apr 7 2015 Return: Thu Apr 9 2015 Trip spans 3 days
Spirit Airlines
Spirit Airlines
ORD
4:17p
IAH
7:00p
2h 43m
nonstop
IAH
2:16a
ORD
4:51a
2h 35m
nonstop
Depart: Wed Apr 8 2015 Return: Thu Apr 9 2015 Trip spans 2 days
Spirit Airlines
Spirit Airlines
ORD
4:17p
IAH
7:00p
2h 43m
nonstop
IAH
2:16a
ORD
4:51a
2h 35m
nonstop
Depart: Fri Apr 10 2015 Return: Wed Apr 15 2015 Trip spans 6 days
Spirit Airlines
Spirit Airlines
ORD
4:17p
IAH
7:00p
2h 43m
nonstop
IAH
2:16a
ORD
4:51a
2h 35m
nonstop
Depart: Sat Apr 11 2015 Return: Wed Apr 15 2015 Trip spans 5 days
Spirit Airlines
Spirit Airlines
ORD
4:17p
IAH
7:00p
2h 43m
nonstop
IAH
2:16a
ORD
4:51a
2h 35m
nonstop
Depart: Wed Apr 15 2015 Return: Wed Apr 22 2015 Trip spans 8 days
Spirit Airlines
Spirit Airlines
ORD
4:17p
IAH
7:00p
2h 43m
nonstop
IAH
2:39p
ORD
5:15p
2h 36m
nonstop
Depart: Sat Apr 18 2015 Return: Tue Apr 21 2015 Trip spans 4 days
Spirit Airlines
Spirit Airlines
ORD
3:00p
IAH
5:42p
2h 42m
nonstop
IAH
2:05a
ORD
4:40a
2h 35m
nonstop
Depart: Mon Apr 20 2015 Return: Tue Apr 21 2015 Trip spans 2 days
Spirit Airlines
Spirit Airlines
ORD
3:00p
IAH
5:42p
2h 42m
nonstop
IAH
2:05a
ORD
4:40a
2h 35m
nonstop
Depart: Wed Apr 22 2015 Return: Wed Apr 29 2015 Trip spans 8 days
Spirit Airlines
Spirit Airlines
ORD
5:15a
IAH
7:55a
2h 40m
nonstop
IAH
2:39p
ORD
5:15p
2h 36m
nonstop
Depart: Sat Apr 25 2015 Return: Tue Apr 28 2015 Trip spans 4 days
Spirit Airlines
Spirit Airlines
ORD
5:15a
IAH
7:55a
2h 40m
nonstop
IAH
2:05a
ORD
4:40a
2h 35m
nonstop
Depart: Sat May 2 2015 Return: Tue May 5 2015 Trip spans 4 days
Spirit Airlines
Spirit Airlines
ORD
3:00p
IAH
5:42p
2h 42m
nonstop
IAH
2:39p
ORD
5:15p
2h 36m
nonstop
Depart: Tue May 5 2015 Return: Tue May 12 2015 Trip spans 8 days
Spirit Airlines
Spirit Airlines
ORD
3:00p
IAH
5:42p
2h 42m
nonstop
IAH
2:05a
ORD
4:40a
2h 35m
nonstop
Depart: Wed May 6 2015 Return: Tue May 12 2015 Trip spans 7 days
Spirit Airlines
Spirit Airlines
ORD
3:00p
IAH
5:42p
2h 42m
nonstop
IAH
2:05a
ORD
4:40a
2h 35m
nonstop
Depart: Thu Mar 26 2015 Return: Wed Apr 1 2015 Trip spans 7 days
United
United
ORD
5:00a
IAH
7:59a
2h 59m
nonstop
IAH
3:20a
ORD
5:58a
2h 38m
nonstop
Depart: Sun Apr 5 2015 Return: Tue Apr 14 2015 Trip spans 10 days
US Airways
US Airways
ORD
5:00a
IAH
10:46a
5h 46m
1 stop
IAH
6:31a
ORD
9:15a
2h 44m
nonstop
Depart: Sun Mar 29 2015 Return: Sat Apr 18 2015 Trip spans 21 days
American Airlines
American Airlines
ORD
8:23a
IAH
3:11p
6h 48m
1 stop
IAH
2:55a
ORD
5:38a
2h 43m
nonstop
Change your search
Direct flights ORD to IAH on American Airlines
Flight # Depart ORD Arrive IAH Sun Mon Tue Wed Thu Fri Sat Valid Between
4383 7:09 am 9:58 am Mar 30 - May 4
4383 7:09 am 9:58 am Mar 31 - Apr 9
4383 9:25 am 12:13 pm Mar 8 - Mar 27
4383 9:25 am 12:13 pm Mar 28 - Mar 28
4383 9:25 am 12:13 pm Mar 10 - Mar 26
4383 9:25 am 12:13 pm Mar 5 - Mar 7
4279 10:18 am 1:11 pm Mar 29 - Apr 13
4279 10:18 am 1:11 pm Mar 31 - Apr 30
4279 10:18 am 1:11 pm Apr 1 - Apr 8
4268 1:10 pm 3:55 pm Mar 14 - Mar 14
4268 1:10 pm 3:55 pm Mar 10 - Mar 26
4268 1:10 pm 3:55 pm Mar 21 - Mar 21
4268 1:10 pm 3:55 pm Mar 5 - Mar 7
4268 1:10 pm 3:55 pm Mar 28 - Mar 28
4268 1:10 pm 3:55 pm Mar 8 - Mar 27
4297 1:55 pm 4:52 pm Mar 29 - Apr 13
4297 1:55 pm 4:52 pm Apr 4 - May 16
4344 4:00 pm 6:41 pm Mar 7 - Mar 7
4344 4:00 pm 6:41 pm Mar 14 - Mar 28
4344 4:00 pm 6:41 pm Mar 8 - Mar 27
4344 4:00 pm 6:41 pm Mar 10 - Mar 26
4371 5:35 pm 8:33 pm Mar 29 - May 20
4323 9:30 pm 12:04 am Mar 10 - Mar 26
4323 9:30 pm 12:04 am Mar 8 - Mar 27
Airports
Origin

Chicago
$77
Destination

Houston
$77