AirHint found the following cheapest one-way flights from San Francisco (SFO) to Seoul (ICN) in December 2026 (see full year).
One-Way flights
| 01 Dec | EVA Air | ||
| 11 Dec | Alaska Airlines | ||
| 01 Dec | Asiana Airlines | direct | |
| 11 Dec | Asiana Airlines | direct |
Also check the deals for return flights from San Francisco to Seoul in December.
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