Cheapest return flights from Houston to Denver in August from $155

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

Return flights

31 Aug - 03 Sep Frontier Airlines direct
31 Aug - 07 Sep Frontier Airlines direct
30 Aug - 03 Sep Frontier Airlines
30 Aug - 03 Sep Frontier Airlines direct
30 Aug - 31 Aug Frontier Airlines
30 Aug - 31 Aug Frontier Airlines direct
30 Aug - 02 Sep Frontier Airlines
30 Aug - 02 Sep Frontier Airlines direct
31 Aug - 31 Aug Frontier Airlines
30 Aug - 01 Sep Frontier Airlines
29 Aug - 31 Aug Frontier Airlines direct
29 Aug - 30 Aug Frontier Airlines direct
30 Aug - 01 Sep Frontier Airlines direct
31 Aug - 31 Aug Frontier Airlines direct
29 Aug - 01 Sep Frontier Airlines
29 Aug - 29 Aug American Airlines

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

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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