# Distance from Seattle (SEA) to Yecheon Airport (YEC)

> 8,333 km · estimated flight time 11h · Long-haul route.

## Summary

- **Distance**: 8,333 km / 5,178 mi / 4,499 nm
- **Estimated flight time**: 11h
- **Heading**: 308° (northwest)
- **Return heading**: 41° (northeast)
- **Classification**: Long-haul
- **Type**: International (United States) → South Korea
- **Intercontinental**: North America → Asia
- **Time difference**: +16h (When it's 20:24 in Seattle, it's 12:24 in Yecheon Airport)
- **Elevation difference**: 78 ft (YEC is lower than SEA)

## Airports

### [Seattle-Tacoma International Airport (SEA)](https://www.flightduration.online/airport/sea-seattle-seattle-tacoma-international-airport/1ef266df-37e8-64a2-a4f1-06bb2780ed98)

- City: Seattle, United States
- ICAO: KSEA
- Timezone: America/Los_Angeles
- Coordinates: 47.450000, -122.310000
- Elevation: 432 ft

### [Yecheon Airport (YEC)](https://www.flightduration.online/airport/yec-yecheon-airport/1ef266df-8e40-616a-b674-06bb2780ed98)

- City: Yecheon Airport, South Korea
- ICAO: RKTY
- Timezone: Asia/Seoul
- Coordinates: 36.630000, 128.350000
- Elevation: 354 ft

## Route notes

This is a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

Time-zone information: When it's 20:24 in Seattle, it's 12:24 in Yecheon Airport.
With a 16-hour time difference, expect significant jet lag.

## Related

- [Seattle-Tacoma International Airport (SEA)](https://www.flightduration.online/airport/sea-seattle-seattle-tacoma-international-airport/1ef266df-37e8-64a2-a4f1-06bb2780ed98)
- [Yecheon Airport (YEC)](https://www.flightduration.online/airport/yec-yecheon-airport/1ef266df-8e40-616a-b674-06bb2780ed98)
- [Flight duration calculator](/#calculator)