Cheapest return flights from Houston to Denver in October from $35

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

Return flights

04 Oct - 06 Oct Frontier Airlines direct
25 Oct - 27 Oct Frontier Airlines direct
13 Oct - 16 Oct Frontier Airlines direct
25 Oct - 28 Oct Frontier Airlines direct
20 Oct - 23 Oct Frontier Airlines direct
04 Oct - 07 Oct Frontier Airlines direct
28 Oct - 02 Nov Frontier Airlines direct
27 Oct - 03 Nov Frontier Airlines direct
15 Oct - 16 Oct Frontier Airlines direct
20 Oct - 22 Oct Frontier Airlines direct
13 Oct - 15 Oct Frontier Airlines direct
22 Oct - 25 Oct Frontier Airlines direct
29 Oct - 02 Nov Frontier Airlines direct
29 Oct - 03 Nov Frontier Airlines direct
29 Oct - 04 Nov Frontier Airlines direct
31 Oct - 03 Nov Frontier Airlines direct
29 Oct - 01 Nov Frontier Airlines direct
30 Oct - 02 Nov United direct

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

Skyscanner

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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