Cheapest one-way flights from San Francisco to San Jose in January from $145

AirHint found the following cheapest one-way flights from San Francisco (SFO) to San Jose (SJO) in January 2026 (see full year).

One-Way flights

08 Jan Frontier Airlines
11 Jan Frontier Airlines
09 Jan Hawaiian Airlines
15 Jan Frontier Airlines
20 Jan Frontier Airlines
07 Jan Frontier Airlines
23 Jan Frontier Airlines
21 Jan jetBlue
19 Jan Frontier Airlines
05 Jan jetBlue

Also check the deals for return flights from San Francisco 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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