Chicago to Houston
ORDIAH
Fly from Chicago to Houston starting at USD 25 with F9.
Best fare available on May 13, 2026.
Limited seats. Better plans. Book before it's gone.
Chicago to Houston cheapest flights this week
10 May
F9
16:05ORD
19:17IAH
Direct$83VIEW DEAL
13 May
F9
16:05ORD
19:17IAH
Direct$25VIEW DEAL
14 May
F9
21:37ORD
21:10IAH
1 Stop$76VIEW DEAL
15 May
NK
20:59ORD
23:52IAH
Direct$69VIEW DEAL
17 May
F9
08:39ORD
12:34IAH
1 Stop$79VIEW DEAL
18 May
NK
09:20ORD
16:16IAH
1 Stop$106VIEW DEAL
22 May
F9
16:05ORD
19:17IAH
Direct$74VIEW DEAL
23 May
F9
16:05ORD
19:17IAH
Direct$65VIEW DEAL
24 May
F9
13:50ORD
22:50IAH
1 Stop$102VIEW DEAL
10 Jun
F9
17:35ORD
20:58IAH
Direct$59VIEW DEAL
Chicago to Houston monthly flight fare trend
May
from USD 25
Jun
from USD 59
Jul
No flights
Aug
No flights
Sep
No flights
Oct
from USD 115
Airport Details
Origin
Chicago
Chicago O'Hare International Airport (ORD)
Chicago, ORD
Zone
Chicago
Elev
680 ft
Destination
Houston
George Bush Intercontinental Houston Airport (IAH)
Houston, IAH
Zone
Chicago
Elev
97 ft
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