AirHint found the following cheapest one-way flights from Seoul (GMP) to Seattle (SEA) in July 2026 (see full year).
One-Way flights
| 25 Jul | Korean Air | ||
| 07 Jul | Jeju Air | ||
| 08 Jul | Jeju Air | ||
| 24 Jul | EVA Air | ||
| 29 Jul | Japan Airlines | ||
| 27 Jul | Japan Airlines | ||
| 02 Jul | Air China |
Also check the deals for return flights from Seoul to Seattle in July.
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