AirHint found the following cheapest one-way flights from Seoul (ICN) to San Francisco (SFO) in September 2026 (see full year).
One-Way flights
| 01 Sep | Zipair | ||
| 08 Sep | Parata Air | ||
| 02 Sep | Parata Air | ||
| 03 Sep | Parata Air | ||
| 09 Sep | Parata Air | ||
| 30 Sep | Parata Air | ||
| 06 Sep | Parata Air | ||
| 10 Sep | Zipair | ||
| 15 Sep | Parata Air | ||
| 16 Sep | Parata Air |
Also check the deals for return flights from Seoul to San Francisco in September.
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