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Find Deals on Flights from Chicago to Houston George Bush Intcntl (CHI - IAH)

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

Book cheap flights from Chicago to Houston George Bush Intcntl

(Round-trip)
Depart: Fri Jul 24 2015 Return: Mon Jul 27 2015 Trip spans 4 days
United
United
ORD
5:00p
IAH
7:42p
2h 42m
nonstop
IAH
1:49p
ORD
4:35p
2h 46m
nonstop
Depart: Fri Jul 31 2015 Return: Mon Aug 3 2015 Trip spans 4 days
US Airways
US Airways
ORD
3:25a
IAH
6:13a
2h 48m
nonstop
IAH
1:55p
ORD
4:47p
2h 52m
nonstop
Depart: Tue Aug 18 2015 Return: Wed Aug 19 2015 Trip spans 2 days
Spirit Airlines
Spirit Airlines
ORD
3:00p
IAH
5:36p
2h 36m
nonstop
IAH
2:39p
ORD
5:15p
2h 36m
nonstop
Depart: Wed Aug 19 2015 Return: Thu Aug 20 2015 Trip spans 2 days
American Airlines
American Airlines
ORD
3:25a
IAH
6:13a
2h 48m
nonstop
IAH
1:55p
ORD
4:47p
2h 52m
nonstop
Depart: Tue Jul 28 2015 Return: Tue Aug 4 2015 Trip spans 8 days
United
United
ORD
2:17a
IAH
4:57a
2h 40m
nonstop
IAH
1:20a
ORD
4:15a
2h 55m
nonstop
Depart: Thu Jul 30 2015 Return: Tue Aug 11 2015 Trip spans 13 days
United
United
ORD
2:17a
IAH
4:57a
2h 40m
nonstop
IAH
1:20a
ORD
4:10a
2h 50m
nonstop
Depart: Sun Aug 9 2015 Return: Mon Aug 17 2015 Trip spans 9 days
United
United
ORD
5:00p
IAH
7:47p
2h 47m
nonstop
IAH
1:20a
ORD
4:09a
2h 49m
nonstop
Depart: Thu Aug 13 2015 Return: Mon Aug 17 2015 Trip spans 5 days
United
United
ORD
5:00p
IAH
7:42p
2h 42m
nonstop
IAH
1:20a
ORD
4:09a
2h 49m
nonstop
Depart: Fri Aug 14 2015 Return: Mon Aug 17 2015 Trip spans 4 days
United
United
ORD
2:17a
IAH
4:57a
2h 40m
nonstop
IAH
1:20a
ORD
4:09a
2h 49m
nonstop
Depart: Sat Aug 15 2015 Return: Mon Aug 17 2015 Trip spans 3 days
United
United
ORD
2:20a
IAH
5:00a
2h 40m
nonstop
IAH
1:20a
ORD
4:09a
2h 49m
nonstop
Depart: Thu Aug 20 2015 Return: Fri Aug 21 2015 Trip spans 2 days
Spirit Airlines
Spirit Airlines
ORD
3:00p
IAH
5:36p
2h 36m
nonstop
IAH
2:39p
ORD
5:15p
2h 36m
nonstop
Depart: Fri Aug 21 2015 Return: Sat Aug 22 2015 Trip spans 2 days
American Airlines
American Airlines
ORD
6:08a
IAH
8:51a
2h 43m
nonstop
IAH
1:55p
ORD
4:47p
2h 52m
nonstop
Depart: Sat Aug 22 2015 Return: Sun Aug 23 2015 Trip spans 2 days
American Airlines
American Airlines
ORD
1:59p
IAH
4:46p
2h 47m
nonstop
IAH
4:00a
ORD
6:52a
2h 52m
nonstop
Depart: Mon Aug 24 2015 Return: Tue Aug 25 2015 Trip spans 2 days
Spirit Airlines
Spirit Airlines
ORD
5:25a
IAH
8:05a
2h 40m
nonstop
IAH
2:39p
ORD
5:15p
2h 36m
nonstop
Depart: Tue Aug 25 2015 Return: Thu Aug 27 2015 Trip spans 3 days
Spirit Airlines
Spirit Airlines
ORD
3:00p
IAH
5:36p
2h 36m
nonstop
IAH
2:39p
ORD
5:15p
2h 36m
nonstop
Depart: Wed Aug 26 2015 Return: Sun Aug 30 2015 Trip spans 5 days
Spirit Airlines
Spirit Airlines
ORD
3:00p
IAH
5:36p
2h 36m
nonstop
IAH
3:10a
ORD
5:51a
2h 41m
nonstop
Depart: Thu Aug 27 2015 Return: Sun Aug 30 2015 Trip spans 4 days
Spirit Airlines
Spirit Airlines
ORD
3:00p
IAH
5:36p
2h 36m
nonstop
IAH
3:10a
ORD
5:51a
2h 41m
nonstop
Depart: Fri Aug 28 2015 Return: Sun Aug 30 2015 Trip spans 3 days
Spirit Airlines
Spirit Airlines
ORD
3:00p
IAH
5:36p
2h 36m
nonstop
IAH
3:10a
ORD
5:51a
2h 41m
nonstop
Depart: Tue Aug 4 2015 Return: Tue Aug 11 2015 Trip spans 8 days
Delta
Delta
MDW
7:00a
IAH
12:27p
5h 27m
1 stop
IAH
4:10a
MDW
9:18a
5h 08m
1 stop
Depart: Wed Nov 25 2015 Return: Tue Dec 1 2015 Trip spans 7 days
Delta
Delta
ORD
8:35a
IAH
6:57p
10h 22m
1 stop
IAH
1:00a
ORD
8:25a
7h 25m
1 stop
Direct flights CHI 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 3 - Jul 10
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
4236 7:25 am 10:13 am Jul 2 - Jul 30
4262 10:10 am 12:55 pm Jul 6 - Jul 27
4262 10:10 am 12:55 pm Aug 3 - Aug 4
4262 10:10 am 12:55 pm Jul 7 - Aug 2
4303 10:10 am 12:55 pm Aug 5 - Aug 17
4297 2:36 pm 5:20 pm Jul 10 - Aug 14
4297 2:36 pm 5:20 pm Jul 6 - Aug 17
4297 2:36 pm 5:20 pm Jul 5 - Aug 16
4297 2:36 pm 5:20 pm Jul 2 - Jul 9
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
only $157
only $184
Destination

Houston
$157