# Distance from Seattle (SEA) to Seoul Air Base (SSN)

> 8,337 km · estimated flight time 11h · Long-haul route.

## Summary

- **Distance**: 8,337 km / 5,180 mi / 4,502 nm
- **Estimated flight time**: 11h
- **Heading**: 310° (northwest)
- **Return heading**: 41° (northeast)
- **Classification**: Long-haul
- **Type**: International (United States) → South Korea
- **Intercontinental**: North America → Asia
- **Time difference**: +16h (When it's 15:34 in Seattle, it's 07:34 in Seoul Air Base)
- **Elevation difference**: 340 ft (SSN 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

### [Seoul Air Base (SSN)](https://www.flightduration.online/airport/ssn-seoul-air-base/1ef266df-8e13-6c0a-b71d-06bb2780ed98)

- City: Seoul Air Base, South Korea
- ICAO: RKSM
- Timezone: Asia/Seoul
- Coordinates: 37.450000, 127.110000
- Elevation: 92 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 15:34 in Seattle, it's 07:34 in Seoul Air Base.
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)
- [Seoul Air Base (SSN)](https://www.flightduration.online/airport/ssn-seoul-air-base/1ef266df-8e13-6c0a-b71d-06bb2780ed98)
- [Flight duration calculator](/#calculator)