Cheapest one-way flights from Denver to Houston in January from $26

AirHint found the following cheapest one-way flights from Denver (DEN) to Houston (IAH) in January 2026 (see full year).

One-Way flights

27 Jan Frontier Airlines direct
28 Jan Frontier Airlines direct
10 Jan Frontier Airlines direct
14 Jan Frontier Airlines direct
25 Jan Frontier Airlines direct
16 Jan Frontier Airlines direct
15 Jan Frontier Airlines direct
26 Jan Frontier Airlines direct
24 Jan Frontier Airlines direct
19 Jan Frontier Airlines

Also check the deals for return flights from Denver to Houston in January.

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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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