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Find Flight Deals 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: Wed Apr 15 2015 Return: Sat Apr 18 2015 Trip spans 4 days
Spirit Airlines
Spirit Airlines
IAH
2:16a
ORD
4:51a
2h 35m
nonstop
ORD
3:00p
IAH
5:42p
2h 42m
nonstop
Depart: Sat Apr 18 2015 Return: Sat Apr 25 2015 Trip spans 8 days
Spirit Airlines
Spirit Airlines
IAH
2:39p
ORD
5:15p
2h 36m
nonstop
ORD
3:00p
IAH
5:42p
2h 42m
nonstop
Depart: Tue May 19 2015 Return: Sat May 30 2015 Trip spans 12 days
Spirit Airlines
Spirit Airlines
IAH
2:05a
ORD
4:35a
2h 30m
nonstop
ORD
3:00p
IAH
5:42p
2h 42m
nonstop
Depart: Wed May 20 2015 Return: Wed May 27 2015 Trip spans 8 days
Spirit Airlines
Spirit Airlines
IAH
2:39p
ORD
5:15p
2h 36m
nonstop
ORD
5:15a
IAH
7:55a
2h 40m
nonstop
Depart: Wed May 27 2015 Return: Sat May 30 2015 Trip spans 4 days
Spirit Airlines
Spirit Airlines
IAH
2:05a
ORD
4:35a
2h 30m
nonstop
ORD
3:00p
IAH
5:42p
2h 42m
nonstop
Depart: Tue Jun 2 2015 Return: Wed Jun 3 2015 Trip spans 2 days
Spirit Airlines
Spirit Airlines
IAH
2:39p
ORD
5:15p
2h 36m
nonstop
ORD
3:00p
IAH
5:42p
2h 42m
nonstop
Depart: Thu Apr 16 2015 Return: Sat Apr 18 2015 Trip spans 3 days
Spirit Airlines
Spirit Airlines
IAH
2:05a
ORD
4:40a
2h 35m
nonstop
ORD
3:00p
IAH
5:42p
2h 42m
nonstop
Depart: Fri Apr 17 2015 Return: Sat Apr 18 2015 Trip spans 2 days
Spirit Airlines
Spirit Airlines
IAH
2:39p
ORD
5:15p
2h 36m
nonstop
ORD
3:00p
IAH
5:42p
2h 42m
nonstop
Depart: Mon Apr 20 2015 Return: Tue Apr 28 2015 Trip spans 9 days
Spirit Airlines
Spirit Airlines
IAH
2:39p
ORD
5:15p
2h 36m
nonstop
ORD
3:00p
IAH
5:42p
2h 42m
nonstop
Depart: Tue Apr 21 2015 Return: Sat Apr 25 2015 Trip spans 5 days
Spirit Airlines
Spirit Airlines
IAH
2:05a
ORD
4:40a
2h 35m
nonstop
ORD
3:00p
IAH
5:42p
2h 42m
nonstop
Depart: Wed Apr 22 2015 Return: Sat Apr 25 2015 Trip spans 4 days
Spirit Airlines
Spirit Airlines
IAH
2:39p
ORD
5:15p
2h 36m
nonstop
ORD
3:00p
IAH
5:42p
2h 42m
nonstop
Depart: Thu Apr 23 2015 Return: Sat Apr 25 2015 Trip spans 3 days
Spirit Airlines
Spirit Airlines
IAH
2:05a
ORD
4:40a
2h 35m
nonstop
ORD
3:00p
IAH
5:42p
2h 42m
nonstop
Depart: Sat Apr 25 2015 Return: Mon Apr 27 2015 Trip spans 3 days
Spirit Airlines
Spirit Airlines
IAH
2:39p
ORD
5:15p
2h 36m
nonstop
ORD
3:00p
IAH
5:42p
2h 42m
nonstop
Depart: Mon Apr 27 2015 Return: Sat May 2 2015 Trip spans 6 days
Spirit Airlines
Spirit Airlines
IAH
2:39p
ORD
5:15p
2h 36m
nonstop
ORD
3:00p
IAH
5:42p
2h 42m
nonstop
Depart: Tue Apr 28 2015 Return: Sat May 2 2015 Trip spans 5 days
Spirit Airlines
Spirit Airlines
IAH
2:05a
ORD
4:40a
2h 35m
nonstop
ORD
3:00p
IAH
5:42p
2h 42m
nonstop
Depart: Wed Apr 29 2015 Return: Sat May 2 2015 Trip spans 4 days
Spirit Airlines
Spirit Airlines
IAH
2:39p
ORD
5:15p
2h 36m
nonstop
ORD
3:00p
IAH
5:42p
2h 42m
nonstop
Depart: Sat Jun 13 2015 Return: Fri Jul 3 2015 Trip spans 21 days
United
United
IAH
2:00a
ORD
4:43a
2h 43m
nonstop
ORD
1:15p
IAH
4:00p
2h 45m
nonstop
Depart: Tue Jun 16 2015 Return: Tue Jul 7 2015 Trip spans 22 days
American Airlines
American Airlines
IAH
1:55p
ORD
4:47p
2h 52m
nonstop
ORD
1:15p
IAH
4:16p
3h 01m
nonstop
Depart: Sun Jul 5 2015 Return: Mon Jul 6 2015 Trip spans 2 days
US Airways
US Airways
IAH
1:47p
ORD
4:45p
2h 58m
nonstop
ORD
1:15p
IAH
4:16p
3h 01m
nonstop
Depart: Sat Jun 20 2015 Return: Thu Jun 25 2015 Trip spans 6 days
Delta
Delta
IAH
11:00a
ORD
3:49p
4h 49m
1 stop
ORD
7:00a
IAH
11:21a
4h 21m
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 6:55 am 9:38 am Apr 2 - May 23
4236 10:29 am 1:13 pm May 7 - May 28
4383 10:31 am 1:15 pm Apr 15 - Apr 15
4383 10:31 am 1:15 pm Apr 17 - May 4
4383 10:31 am 1:15 pm Apr 16 - Apr 30
4383 10:31 am 1:15 pm Apr 12 - May 3
4383 10:31 am 1:15 pm Apr 7 - Apr 9
4383 10:31 am 1:15 pm Apr 3 - Apr 13
4383 10:31 am 1:15 pm May 5 - May 6
4383 10:31 am 1:15 pm Apr 14 - Apr 28
4279 1:41 pm 4:25 pm Apr 3 - Apr 13
4279 1:41 pm 4:25 pm Apr 8 - Apr 8
4279 1:41 pm 4:25 pm Apr 15 - May 4
4279 1:41 pm 4:25 pm May 7 - May 28
4279 1:41 pm 4:25 pm May 5 - Jun 1
4279 1:41 pm 4:25 pm Apr 2 - Apr 30
4297 5:59 pm 8:43 pm Apr 3 - Apr 10
4297 5:59 pm 8:43 pm Apr 12 - Apr 20
4297 5:59 pm 8:43 pm Apr 14 - Apr 21
4297 5:59 pm 8:43 pm Apr 22 - May 4
4297 5:59 pm 8:43 pm Apr 28 - Apr 28
4297 5:59 pm 8:43 pm May 5 - Jun 3
Airports
Origin

Houston
$79
Destination

Chicago
$79