Chicago to Houston

ORDIAH

Fly from Chicago to Houston starting at USD 103 with Frontier Airlines.Best fare available on Aug 21, 2026.Limited seats. Better plans. Book before it's gone.

Chicago to Houston cheapest flights this week

9 Jul
Frontier Airlines
21:57ORD
10:34IAH
1 StopUSD 157VIEW DEAL
10 Jul
Frontier Airlines
13:50ORD
22:39IAH
1 StopUSD 156VIEW DEAL
10 Jul
United Airlines
17:45ORD
20:50IAH
DirectUSD 149VIEW DEAL
11 Jul
Frontier Airlines
17:46ORD
21:03IAH
DirectUSD 138VIEW DEAL
12 Jul
Frontier Airlines
21:57ORD
10:34IAH
1 StopUSD 206VIEW DEAL
16 Jul
United Airlines
16:05ORD
19:10IAH
DirectUSD 153VIEW DEAL
19 Jul
Frontier Airlines
17:13ORD
08:45IAH
1 StopUSD 159VIEW DEAL
23 Jul
Frontier Airlines
13:50ORD
22:39IAH
1 StopUSD 138VIEW DEAL
2 Aug
Frontier Airlines
07:29ORD
12:22IAH
1 StopUSD 139VIEW DEAL
21 Aug
Frontier Airlines
17:46ORD
21:03IAH
DirectUSD 103VIEW DEAL

Chicago to Houston monthly flight fare trend

Jul
from USD 138
Aug
from USD 67
Sep
No flights
Oct
from USD 115
Nov
from USD 149
Dec
from USD 132

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

Flights from Chicago

Flights from Chicago to AtlantaFlights from Chicago to AustinFlights from Chicago to BostonFlights from Chicago to CharlotteFlights from Chicago to DenverFlights from Chicago to DallasFlights from Chicago to DetroitFlights from Chicago to NewarkFlights from Chicago to Fort LauderdaleFlights from Chicago to Honolulu