Cheapest return flights from Chicago to Houston in October from $124

AirHint found the following cheapest return flights from Chicago (MDW) to Houston (IAH) in October 2025 (see full year).

Return flights

09 Oct - 12 Oct Frontier Airlines
02 Oct - 05 Oct Frontier Airlines
09 Oct - 13 Oct Frontier Airlines
09 Oct - 13 Oct Frontier Airlines direct
09 Oct - 12 Oct Frontier Airlines direct
21 Oct - 24 Oct Frontier Airlines
03 Oct - 06 Oct Frontier Airlines
04 Oct - 07 Oct Frontier Airlines
31 Oct - 08 Nov Frontier Airlines
16 Oct - 21 Oct Frontier Airlines
22 Oct - 29 Oct Frontier Airlines
29 Oct - 02 Nov Frontier Airlines
28 Oct - 01 Nov Frontier Airlines
30 Oct - 03 Nov Frontier Airlines direct
31 Oct - 03 Nov Frontier Airlines direct

Also check the deals for one-way flights from Chicago to Houston in October.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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