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
23 Apr
NK
06:40ORD
--:--IAH
1 Stop$79VIEW DEAL
26 Apr
F9
08:00ORD
--:--IAH
Direct$92VIEW DEAL
27 Apr
F9
05:20ORD
--:--IAH
Direct$91VIEW DEAL
6 May
F9
16:05ORD
--:--IAH
Direct$67VIEW DEAL
10 May
F9
16:05ORD
--:--IAH
Direct$83VIEW DEAL
13 May
F9
16:05ORD
--:--IAH
Direct$25VIEW DEAL
14 May
F9
21:37ORD
--:--IAH
1 Stop$76VIEW DEAL
15 May
NK
20:59ORD
--:--IAH
Direct$69VIEW DEAL
17 May
F9
08:39ORD
--:--IAH
1 Stop$79VIEW DEAL
18 May
NK
09:20ORD
--:--IAH
1 Stop$106VIEW DEAL
Chicago to Houston monthly flight fare trend
Apr
from USD 79
May
from USD 25
Jun
from USD 59
Jul
No flights
Aug
No flights
Sep
No flights
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
