Cheapest one-way flights from San Antonio to Denver in January from $64

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

One-Way flights

16 Jan Frontier Airlines direct
06 Jan Frontier Airlines
12 Jan Frontier Airlines
31 Jan American Airlines
06 Jan Frontier Airlines direct
20 Jan American Airlines
12 Jan Southwest Airlines direct
20 Jan Southwest Airlines direct
31 Jan Southwest Airlines direct
03 Jan Frontier Airlines direct

Also check the deals for return flights from San Antonio to Denver 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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