Houston to Chicago

IAHMDW

Fly from Houston to Chicago starting at USD 129 with Frontier Airlines.Best fare available on Jul 25, 2026.Limited seats. Better plans. Book before it's gone.

Houston to Chicago cheapest flights this week

24 Jul
Frontier Airlines
20:42IAH
22:11MDW
1 Stop$172VIEW DEAL
25 Jul
Frontier Airlines
10:52IAH
22:11MDW
1 Stop$129VIEW DEAL
12 Oct
United Airlines
16:30IAH
12:25MDW
1 Stop$510VIEW DEAL

Houston to Chicago monthly flight fare trend

May
from USD 104
Jun
No flights
Jul
from USD 129
Aug
No flights
Sep
No flights
Oct
from USD 510

Airport Details

Origin

Houston

George Bush Intercontinental Houston Airport (IAH)

Houston, IAH
Zone

Chicago

Elev

97 ft

Destination

Chicago

Chicago Midway International Airport (MDW)

Chicago, MDW
Zone

Chicago

Elev

620 ft

Flights from Houston

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