AirHint found the following cheapest one-way flights from Seoul (ICN) to Seattle (SEA) in June 2026 (see full year).
One-Way flights
| 10 Jun | Hainan Airlines | ||
| 25 Jun | WestJet | ||
| 20 Jun | WestJet | ||
| 29 Jun | China Airlines | ||
| 28 Jun | China Airlines | ||
| 18 Jun | EVA Air | ||
| 04 Jun | EVA Air | ||
| 11 Jun | China Airlines | ||
| 02 Jun | Delta | direct | |
| 04 Jun | Asiana Airlines | direct |
Also check the deals for return flights from Seoul to Seattle in June.
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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.
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