Cheapest return flights from Denver to San Jose in January from $305

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

Return flights

21 Jan - 26 Jan United
29 Jan - 03 Feb United
06 Jan - 27 Jan American Airlines
07 Jan - 28 Jan United
12 Jan - 23 Jan United
16 Jan - 21 Jan Copa
04 Jan - 25 Jan United
10 Jan - 31 Jan Copa
05 Jan - 15 Jan Copa
06 Jan - 11 Jan American Airlines
05 Jan - 08 Jan Copa

Also check the deals for one-way flights from Denver to San Jose 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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