Cheapest return flights from Denver to San Jose in October from 244€

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

Return flights

22 Oct - 29 Oct Copa
20 Oct - 27 Oct Copa
30 Oct - 02 Nov United
26 Oct - 28 Oct United
22 Oct - 03 Nov United
23 Oct - 03 Nov United
24 Oct - 29 Oct Southwest Airlines
31 Oct - 31 Oct Frontier Airlines

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

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