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Find Flight Deals 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: Tue May 12 2015 Return: Tue May 19 2015 Trip spans 8 days
Spirit Airlines
Spirit Airlines
ORD
5:25a
IAH
8:05a
2h 40m
nonstop
IAH
2:39p
ORD
5:15p
2h 36m
nonstop
Depart: Fri May 15 2015 Return: Tue May 19 2015 Trip spans 5 days
Spirit Airlines
Spirit Airlines
ORD
3:00p
IAH
5:42p
2h 42m
nonstop
IAH
2:05a
ORD
4:35a
2h 30m
nonstop
Depart: Sat May 16 2015 Return: Tue May 19 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: Sat May 23 2015 Return: Wed May 27 2015 Trip spans 5 days
Spirit Airlines
Spirit Airlines
ORD
3:00p
IAH
5:42p
2h 42m
nonstop
IAH
2:39p
ORD
5:15p
2h 36m
nonstop
Depart: Wed May 27 2015 Return: Thu May 28 2015 Trip spans 2 days
Spirit Airlines
Spirit Airlines
ORD
3:00p
IAH
5:42p
2h 42m
nonstop
IAH
2:05a
ORD
4:35a
2h 30m
nonstop
Depart: Thu May 28 2015 Return: Fri May 29 2015 Trip spans 2 days
Spirit Airlines
Spirit Airlines
ORD
3:00p
IAH
5:42p
2h 42m
nonstop
IAH
2:05a
ORD
4:35a
2h 30m
nonstop
Depart: Sat May 30 2015 Return: Mon Jun 1 2015 Trip spans 3 days
Spirit Airlines
Spirit Airlines
ORD
5:25a
IAH
8:05a
2h 40m
nonstop
IAH
2:05a
ORD
4:35a
2h 30m
nonstop
Depart: Tue Jun 2 2015 Return: Wed Jun 3 2015 Trip spans 2 days
Spirit Airlines
Spirit Airlines
ORD
3:00p
IAH
5:42p
2h 42m
nonstop
IAH
2:05a
ORD
4:35a
2h 30m
nonstop
Depart: Wed Jun 3 2015 Return: Fri Jun 5 2015 Trip spans 3 days
Spirit Airlines
Spirit Airlines
ORD
5:25a
IAH
8:05a
2h 40m
nonstop
IAH
2:39p
ORD
5:15p
2h 36m
nonstop
Depart: Thu Jun 4 2015 Return: Fri Jun 5 2015 Trip spans 2 days
Spirit Airlines
Spirit Airlines
ORD
5:25a
IAH
8:05a
2h 40m
nonstop
IAH
2:05a
ORD
4:35a
2h 30m
nonstop
Depart: Sat Jun 6 2015 Return: Mon Jun 8 2015 Trip spans 3 days
Spirit Airlines
Spirit Airlines
ORD
3:00p
IAH
5:42p
2h 42m
nonstop
IAH
2:05a
ORD
4:35a
2h 30m
nonstop
Depart: Tue Aug 18 2015 Return: Mon Aug 24 2015 Trip spans 7 days
Spirit Airlines
Spirit Airlines
ORD
5:25a
IAH
8:05a
2h 40m
nonstop
IAH
3:10a
ORD
5:51a
2h 41m
nonstop
Depart: Wed Aug 19 2015 Return: Tue Aug 25 2015 Trip spans 7 days
Spirit Airlines
Spirit Airlines
ORD
5:25a
IAH
8:05a
2h 40m
nonstop
IAH
2:39p
ORD
5:15p
2h 36m
nonstop
Depart: Thu Aug 20 2015 Return: Sun Aug 23 2015 Trip spans 4 days
Spirit Airlines
Spirit Airlines
ORD
5:25a
IAH
8:05a
2h 40m
nonstop
IAH
3:10a
ORD
5:51a
2h 41m
nonstop
Depart: Fri Aug 21 2015 Return: Sun Aug 23 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: Sat Aug 22 2015 Return: Sun Aug 30 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: Sun Aug 23 2015 Return: Tue Sep 1 2015 Trip spans 10 days
Spirit Airlines
Spirit Airlines
ORD
5:25a
IAH
8:05a
2h 40m
nonstop
IAH
3:10a
ORD
5:51a
2h 41m
nonstop
Depart: Fri Nov 27 2015 Return: Fri Dec 4 2015 Trip spans 8 days
United
United
ORD
12:45p
IAH
3:30p
2h 45m
nonstop
IAH
1:00a
ORD
3:38a
2h 38m
nonstop
Depart: Fri May 22 2015 Return: Sat May 23 2015 Trip spans 2 days
Delta
Delta
MDW
2:45a
IAH
8:16a
5h 31m
1 stop
IAH
10:01a
MDW
5:39p
7h 38m
1 stop
Depart: Fri Jun 19 2015 Return: Tue Jun 23 2015 Trip spans 5 days
Delta
Delta
ORD
4:47a
IAH
11:21a
6h 34m
1 stop
IAH
1:05p
ORD
6:02p
4h 57m
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 7:05 am 9:54 am May 7 - May 28
4236 7:05 am 9:54 am May 8 - May 23
4236 7:05 am 9:54 am May 26 - May 30
4236 7:05 am 9:54 am Jun 1 - Jun 3
4236 7:25 am 10:14 am Jun 7 - Jun 11
4236 7:25 am 10:14 am Jun 12 - Jul 3
4236 7:25 am 10:14 am Jun 4 - Jun 5
4314 10:10 am 12:56 pm Jun 4 - Jul 3
4279 10:18 am 1:11 pm May 2 - May 31
4279 10:18 am 1:11 pm Jun 2 - Jun 2
4279 10:18 am 1:11 pm Jun 1 - Jun 3
4279 10:18 am 1:11 pm May 7 - May 28
4297 1:55 pm 4:52 pm May 2 - May 30
4297 1:55 pm 4:52 pm May 12 - May 31
4297 1:55 pm 4:52 pm Jun 1 - Jun 3
4297 2:36 pm 5:21 pm Jun 4 - Jun 10
4297 2:36 pm 5:21 pm Jun 5 - Jun 7
4297 2:36 pm 5:21 pm Jun 11 - Jul 2
4371 5:35 pm 8:33 pm May 3 - May 20
4371 5:35 pm 8:33 pm May 21 - Jun 3
4371 5:59 pm 8:47 pm Jun 4 - Aug 17
Airports
Origin

Chicago
only $137
only $184
Destination

Houston
$137