Cheapest return flights from Denver to San Diego in February from $58

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

Return flights

06 Feb - 09 Feb Frontier Airlines direct
10 Feb - 18 Feb Frontier Airlines direct
10 Feb - 16 Feb Frontier Airlines direct
11 Feb - 15 Feb Frontier Airlines direct
11 Feb - 16 Feb Frontier Airlines direct
25 Feb - 28 Feb Frontier Airlines direct
25 Feb - 27 Feb Frontier Airlines direct
20 Feb - 22 Feb Frontier Airlines direct
21 Feb - 22 Feb Alaska Airlines direct
24 Feb - 01 Mar Alaska Airlines direct
01 Feb - 01 Feb Frontier Airlines

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

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