AirHint found the following cheapest one-way flights from San Francisco (SFO) to San Jose (SJO) in September 2026 (see full year).
One-Way flights
| 17 Sep | Southwest Airlines | ||
| 01 Sep | Copa | ||
| 07 Sep | Copa | ||
| 08 Sep | Copa | ||
| 14 Sep | Copa | ||
| 21 Sep | Copa | ||
| 22 Sep | Copa | ||
| 23 Sep | Copa | ||
| 04 Sep | Copa | ||
| 05 Sep | Copa |
Also check the deals for return flights from San Francisco to San Jose in September.
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