Cheapest return flights from Austin to Denver in January from $58

AirHint found the following cheapest return flights from Austin (AUS) to Denver (DEN) in January 2026 (see full year).

Return flights

11 Jan - 15 Jan Frontier Airlines direct
16 Jan - 20 Jan Frontier Airlines direct
17 Jan - 20 Jan Frontier Airlines direct
17 Jan - 19 Jan Frontier Airlines direct
21 Jan - 25 Jan Frontier Airlines direct
06 Jan - 13 Jan Frontier Airlines direct
12 Jan - 15 Jan Frontier Airlines direct
16 Jan - 19 Jan Frontier Airlines direct
29 Jan - 01 Feb Frontier Airlines direct
30 Jan - 08 Feb Frontier Airlines direct
30 Jan - 02 Feb Frontier Airlines direct
15 Jan - 18 Jan Frontier Airlines
01 Jan - 04 Jan Frontier Airlines

Also check the deals for one-way flights from Austin to Denver in January.

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