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ICN–SEA · Nonstop
Seoul (Incheon International Airport) to Seattle (Seattle-Tacoma International Airport).
The nonstop flight from Seoul (ICN) to Seattle (SEA) takes 9h 9m on average, covering about 5,203 miles. Across 15 flights we tracked, the fastest was 8h 56m and the slowest 9h 17m. The current schedule below is the better source for planned airline frequency.
Plan this route| Avg flight time | Distance | Route type | Fastest tracked | Airlines |
|---|---|---|---|---|
| 9h 9m | 5,203 mi | Nonstop | 8h 56m | 4 |
Delta Air Lines, Korean Air, Alaska Airlines and 1 more operate 3-4/day flights from ICN to SEA. Terminal assignments in the captured sample are not confirmed for your flight; check the airline before travel.
| Airline | Captured frequency | Aircraft | Departures (local) |
|---|---|---|---|
| Delta Air Lines | 1/day | Airbus A350 · Airline terminal guide (confirm for your flight) · Seat map | 19:00 |
| Korean Air | 1/day | Boeing 787 · Airline terminal guide (confirm for your flight) · Seat map | 16:40 |
| Alaska Airlines | 1/day | Boeing 787 · Airline terminal guide (confirm for your flight) | 19:35 |
| Asiana Airlines | 1/day | Boeing 777 · Airline terminal guide (confirm for your flight) · Seat map | 21:20 |
Airlines seen among the 15 flights we have tracked on ICN to SEA. The sample is too small to rank carriers by share; the scheduled departures above show who flies this route most.
Methodology: figures are aggregated from 15 real flights on this route, sourced from live flight data. Updated daily as new flights are observed.
The nonstop flight from Seoul (ICN) to Seattle (SEA) takes 9h 9m on average. The fastest flight we have tracked took 8h 56m and the slowest 9h 17m.
Seoul (ICN) to Seattle (SEA) is about 5,203 miles by air.
Yes. Delta Air Lines, Korean Air, Alaska Airlines and 1 more fly nonstop from Seoul (ICN) to Seattle (SEA), with 3-4/day departures.
Delta Air Lines, Korean Air, Alaska Airlines, and Asiana Airlines fly nonstop from Seoul (ICN) to Seattle (SEA).
The ICN–SEA route is flown with Airbus A350, Boeing 777, Boeing 787.