Cheapest return flights from San Francisco to San Jose in October from 396€

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

Return flights

11 Oct - 23 Oct Alaska Airlines
16 Oct - 20 Oct Frontier Airlines
17 Oct - 19 Oct Alaska Airlines
06 Oct - 13 Oct Alaska Airlines
11 Oct - 19 Oct Alaska Airlines
24 Oct - 26 Oct Alaska Airlines
16 Oct - 21 Oct Frontier Airlines
06 Oct - 13 Oct United direct
16 Oct - 21 Oct United direct
24 Oct - 26 Oct United direct

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

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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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