Cheapest return flights from Denver to Houston in April from $158

AirHint found the following cheapest return flights from Denver (DEN) to Houston (IAH) in April 2026 (see full year).

Return flights

02 Apr - 07 Apr Frontier Airlines direct
18 Apr - 19 Apr United direct

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

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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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