Cheapest return flights from Denver to San Jose in December from 275€

AirHint found the following cheapest return flights from Denver (DEN) to San Jose (SJO) in December 2025 (see full year).

Return flights

01 Dec - 10 Dec Copa
14 Dec - 21 Dec Copa
13 Dec - 20 Dec United
19 Dec - 27 Dec Copa
19 Dec - 31 Dec Copa
23 Dec - 05 Jan United
19 Dec - 27 Dec United direct

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

Skyscanner

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.

Book a cheap hotel in San Jose

Cheap car rent in San Jose

Feel free to contact us with any feedback or request another flight research.