Chicago to Houston

ORDIAH

Fly from Chicago to Houston starting at USD 137 with Frontier Airlines.Best fare available on Sep 5, 2026.Limited seats. Better plans. Book before it's gone.

Chicago to Houston cheapest flights this week

3 Sept
Frontier Airlines
14:41ORD
21:19IAH
1 StopUSD 147VIEW DEAL
4 Sept
Frontier Airlines
21:10ORD
08:02IAH
1 StopUSD 157VIEW DEAL
4 Sept
Frontier Airlines
13:59ORD
22:14IAH
1 StopUSD 181VIEW DEAL
4 Sept
United Airlines
18:29ORD
21:20IAH
DirectUSD 167VIEW DEAL
5 Sept
Frontier Airlines
08:45ORD
11:56IAH
DirectUSD 137VIEW DEAL
6 Sept
United Airlines
07:30ORD
19:26IAH
2 StopUSD 621VIEW DEAL
6 Sept
Frontier Airlines
19:44ORD
08:02IAH
1 StopUSD 165VIEW DEAL
6 Sept
United Airlines
07:30ORD
10:25IAH
DirectUSD 160VIEW DEAL
7 Sept
Frontier Airlines
21:10ORD
14:32IAH
1 StopUSD 171VIEW DEAL
8 Sept
Frontier Airlines
13:59ORD
22:14IAH
1 StopUSD 145VIEW DEAL

Chicago to Houston monthly flight fare trend

Sep
from USD 51
Oct
from USD 51
Nov
from USD 114
Dec
from USD 132
Jan
No flights
Feb
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

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