Cheapest return flights from San Diego to Denver in February from $38

AirHint found the following cheapest return flights from San Diego (SAN) to Denver (DEN) in February 2026 (see full year).

Return flights

04 Feb - 05 Feb Frontier Airlines direct
27 Feb - 28 Feb Frontier Airlines direct
02 Feb - 06 Feb Frontier Airlines direct
03 Feb - 06 Feb Frontier Airlines direct
06 Feb - 06 Feb Frontier Airlines direct
06 Feb - 09 Feb Frontier Airlines direct
02 Feb - 05 Feb Frontier Airlines direct
24 Feb - 01 Mar Frontier Airlines direct
28 Feb - 02 Mar Frontier Airlines direct
22 Feb - 01 Mar Frontier Airlines direct
05 Feb - 08 Feb Frontier Airlines direct
06 Feb - 08 Feb Frontier Airlines direct
20 Feb - 22 Feb Frontier Airlines direct
23 Feb - 01 Mar Frontier Airlines
23 Feb - 01 Mar Alaska Airlines direct
26 Feb - 01 Mar Alaska Airlines direct
28 Feb - 14 Mar Frontier Airlines direct

Also check the deals for one-way flights from San Diego to Denver in February.

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