AirHint found the following cheapest return flights from Denver (DEN) to San Jose (SJO) in February 2026 (see full year).
Return flights
| 21 Feb - 28 Feb | Frontier Airlines | ||
| 14 Feb - 21 Feb | Copa | ||
| 23 Feb - 02 Mar | Frontier Airlines | ||
| 28 Feb - 14 Mar | Copa | ||
| 19 Feb - 23 Feb | Frontier Airlines | ||
| 01 Feb - 08 Feb | Copa | ||
| 19 Feb - 22 Feb | Copa |
Also check the deals for one-way flights from Denver to San Jose in February.
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