Chicago to Houston

ORDIAH

Fly from Chicago to Houston starting at USD 46 with Frontier Airlines.Best fare available on Aug 20, 2026.Limited seats. Better plans. Book before it's gone.

Chicago to Houston cheapest flights this week

31 Jul
Frontier Airlines
21:57ORD
10:34IAH
1 StopUSD 183VIEW DEAL
2 Aug
Frontier Airlines
07:29ORD
12:22IAH
1 StopUSD 139VIEW DEAL
4 Aug
Frontier Airlines
17:46ORD
21:03IAH
DirectUSD 139VIEW DEAL
5 Aug
Frontier Airlines
17:30ORD
20:47IAH
DirectUSD 150VIEW DEAL
8 Aug
Frontier Airlines
17:30ORD
20:47IAH
DirectUSD 145VIEW DEAL
20 Aug
Frontier Airlines
17:46ORD
21:03IAH
DirectUSD 46VIEW DEAL
21 Aug
Frontier Airlines
17:46ORD
21:03IAH
DirectUSD 103VIEW DEAL
22 Aug
Frontier Airlines
08:45ORD
11:56IAH
DirectUSD 64VIEW DEAL
23 Sept
Frontier Airlines
14:46ORD
17:47IAH
DirectUSD 61VIEW DEAL
8 Oct
Spirit Airlines
16:35ORD
19:23IAH
DirectUSD 115VIEW DEAL

Chicago to Houston monthly flight fare trend

Jul
from USD 183
Aug
from USD 46
Sep
from USD 61
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

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