Browse Origins:
Browse Destinations:

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

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

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

(Round-trip)
Depart: Tue Aug 25 2015 Return: Sat Aug 29 2015 Trip spans 5 days
Spirit Airlines
Spirit Airlines
IAH
2:39p
ORD
5:15p
2h 36m
nonstop
ORD
3:00p
IAH
5:36p
2h 36m
nonstop
Depart: Wed Aug 26 2015 Return: Sat Aug 29 2015 Trip spans 4 days
Spirit Airlines
Spirit Airlines
IAH
3:10a
ORD
5:51a
2h 41m
nonstop
ORD
5:25a
IAH
8:05a
2h 40m
nonstop
Depart: Sat Aug 29 2015 Return: Tue Sep 1 2015 Trip spans 4 days
Spirit Airlines
Spirit Airlines
IAH
3:10a
ORD
5:51a
2h 41m
nonstop
ORD
5:25a
IAH
8:05a
2h 40m
nonstop
Depart: Tue Sep 1 2015 Return: Wed Sep 2 2015 Trip spans 2 days
Spirit Airlines
Spirit Airlines
IAH
3:10a
ORD
5:51a
2h 41m
nonstop
ORD
5:25a
IAH
8:05a
2h 40m
nonstop
Depart: Wed Sep 2 2015 Return: Sat Sep 5 2015 Trip spans 4 days
Spirit Airlines
Spirit Airlines
IAH
3:10a
ORD
5:51a
2h 41m
nonstop
ORD
5:25a
IAH
8:05a
2h 40m
nonstop
Depart: Wed Sep 9 2015 Return: Sat Sep 12 2015 Trip spans 4 days
Spirit Airlines
Spirit Airlines
IAH
3:10a
ORD
5:51a
2h 41m
nonstop
ORD
3:30a
IAH
6:07a
2h 37m
nonstop
Depart: Sat Sep 12 2015 Return: Tue Sep 15 2015 Trip spans 4 days
Spirit Airlines
Spirit Airlines
IAH
11:55a
ORD
2:30p
2h 35m
nonstop
ORD
3:20p
IAH
5:59p
2h 39m
nonstop
Depart: Tue Sep 15 2015 Return: Wed Sep 16 2015 Trip spans 2 days
Spirit Airlines
Spirit Airlines
IAH
11:55a
ORD
2:30p
2h 35m
nonstop
ORD
3:30a
IAH
6:07a
2h 37m
nonstop
Depart: Wed Sep 16 2015 Return: Sat Sep 19 2015 Trip spans 4 days
Spirit Airlines
Spirit Airlines
IAH
3:18a
ORD
5:56a
2h 38m
nonstop
ORD
3:20p
IAH
5:59p
2h 39m
nonstop
Depart: Sat Sep 19 2015 Return: Tue Sep 22 2015 Trip spans 4 days
Spirit Airlines
Spirit Airlines
IAH
11:55a
ORD
2:30p
2h 35m
nonstop
ORD
3:20p
IAH
5:59p
2h 39m
nonstop
Depart: Tue Sep 22 2015 Return: Wed Sep 23 2015 Trip spans 2 days
Spirit Airlines
Spirit Airlines
IAH
6:00a
ORD
8:38a
2h 38m
nonstop
ORD
3:30a
IAH
6:07a
2h 37m
nonstop
Depart: Wed Sep 23 2015 Return: Sat Sep 26 2015 Trip spans 4 days
Spirit Airlines
Spirit Airlines
IAH
11:55a
ORD
2:30p
2h 35m
nonstop
ORD
3:20p
IAH
5:59p
2h 39m
nonstop
Depart: Sat Sep 26 2015 Return: Tue Sep 29 2015 Trip spans 4 days
Spirit Airlines
Spirit Airlines
IAH
11:55a
ORD
2:30p
2h 35m
nonstop
ORD
3:30a
IAH
6:07a
2h 37m
nonstop
Depart: Wed Sep 30 2015 Return: Sat Oct 3 2015 Trip spans 4 days
Spirit Airlines
Spirit Airlines
IAH
3:18a
ORD
5:56a
2h 38m
nonstop
ORD
3:20p
IAH
5:59p
2h 39m
nonstop
Depart: Sat Oct 3 2015 Return: Tue Oct 6 2015 Trip spans 4 days
Spirit Airlines
Spirit Airlines
IAH
3:18a
ORD
5:56a
2h 38m
nonstop
ORD
3:20p
IAH
5:59p
2h 39m
nonstop
Depart: Wed Oct 7 2015 Return: Sat Oct 10 2015 Trip spans 4 days
Spirit Airlines
Spirit Airlines
IAH
3:18a
ORD
5:56a
2h 38m
nonstop
ORD
3:20p
IAH
5:59p
2h 39m
nonstop
Depart: Tue Sep 8 2015 Return: Wed Sep 9 2015 Trip spans 2 days
United
United
IAH
7:27a
ORD
10:07a
2h 40m
nonstop
ORD
1:16a
IAH
4:01a
2h 45m
nonstop
Depart: Mon Aug 10 2015 Return: Fri Aug 21 2015 Trip spans 12 days
American Airlines
American Airlines
IAH
1:55p
ORD
4:47p
2h 52m
nonstop
ORD
6:08a
IAH
8:51a
2h 43m
nonstop
Depart: Mon Jul 20 2015 Return: Thu Jul 30 2015 Trip spans 11 days
US Airways
US Airways
IAH
1:55p
ORD
4:47p
2h 52m
nonstop
ORD
3:25a
IAH
6:13a
2h 48m
nonstop
Depart: Mon Jul 27 2015 Return: Fri Aug 7 2015 Trip spans 12 days
Delta
Delta
IAH
1:50p
ORD
7:17p
5h 27m
1 stop
ORD
4:46a
IAH
11:18a
6h 32m
1 stop
Direct flights IAH to ORD on American Airlines
Flight # Depart IAH Arrive ORD Sun Mon Tue Wed Thu Fri Sat Valid Between
4280 8:00 am 10:52 am Jul 2 - Sep 4
4236 10:50 am 1:42 pm Jul 2 - Jul 30
4236 10:50 am 1:42 pm Jul 12 - Aug 16
4236 10:50 am 1:42 pm Jul 18 - Aug 15
4236 10:50 am 1:42 pm Jul 6 - Jul 27
4236 10:50 am 1:42 pm Aug 3 - Aug 17
4262 1:30 pm 4:22 pm Jul 7 - Aug 2
4262 1:30 pm 4:22 pm Aug 3 - Aug 4
4262 1:30 pm 4:22 pm Jul 6 - Jul 27
4303 1:30 pm 4:22 pm Aug 5 - Aug 17
4297 5:55 pm 8:47 pm Jul 11 - Aug 15
4297 5:55 pm 8:47 pm Jul 10 - Aug 14
4297 5:55 pm 8:47 pm Jul 6 - Aug 17
4297 5:55 pm 8:47 pm Jul 5 - Aug 16
Airports
Origin

Houston
$81
Destination

Chicago
$81