Cheapest one-way flights from San Francisco to San Jose in January from $283

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

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.