AirHint found the following cheapest one-way flights from Seoul (ICN) to San Francisco (SFO) in August 2026 (see full year).
One-Way flights
| 31 Aug | Zipair | ||
| 30 Aug | Peach | ||
| 28 Aug | Peach | ||
| 29 Aug | Eastar Jet | ||
| 27 Aug | Peach | ||
| 29 Aug | Air Premia | direct | |
| 31 Aug | Air Premia | direct | |
| 23 Aug | Air Premia | direct | |
| 21 Aug | Air Premia | direct | |
| 28 Aug | Air Premia | direct |
Also check the deals for return flights from Seoul to San Francisco in August.
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