# Distance from Iwakuni (IWK) to Seattle (SEA)

> 8,303 km · estimated flight time 11h · Long-haul route.

## Summary

- **Distance**: 8,303 km / 5,159 mi / 4,483 nm
- **Estimated flight time**: 11h
- **Heading**: 43° (northeast)
- **Return heading**: 304° (northwest)
- **Classification**: Long-haul
- **Type**: International (Japan) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -16h (When it's 06:31 in Iwakuni, it's 14:31 in Seattle)
- **Elevation difference**: 425 ft (SEA is higher than IWK)

## Airports

### [Iwakuni Marine Corps Air Station (IWK)](https://www.flightduration.online/airport/iwk-iwakuni-iwakuni-marine-corps-air-station/1ef266df-8c4b-62ce-9cac-06bb2780ed98)

- City: Iwakuni, Japan
- ICAO: RJOI
- Timezone: Asia/Tokyo
- Coordinates: 34.140000, 132.240000
- Elevation: 7 ft

### [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

## 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 06:31 in Iwakuni, it's 14:31 in Seattle.
With a 16-hour time difference, expect significant jet lag.

## Related

- [Iwakuni Marine Corps Air Station (IWK)](https://www.flightduration.online/airport/iwk-iwakuni-iwakuni-marine-corps-air-station/1ef266df-8c4b-62ce-9cac-06bb2780ed98)
- [Seattle-Tacoma International Airport (SEA)](https://www.flightduration.online/airport/sea-seattle-seattle-tacoma-international-airport/1ef266df-37e8-64a2-a4f1-06bb2780ed98)
- [Flight duration calculator](/#calculator)