# Distance from Masuda (IWJ) to Seattle (SEA)

> 8,287 km · estimated flight time 11h · Long-haul route.

## Summary

- **Distance**: 8,287 km / 5,149 mi / 4,475 nm
- **Estimated flight time**: 11h
- **Heading**: 42° (northeast)
- **Return heading**: 305° (northwest)
- **Classification**: Long-haul
- **Type**: International (Japan) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -16h (When it's 17:32 in Masuda, it's 01:32 in Seattle)
- **Elevation difference**: 248 ft (SEA is higher than IWJ)

## Airports

### [Iwami Airport (IWJ)](https://flightduration.online/airport/iwj-masuda-iwami-airport/1ef266df-8c67-60a0-92ef-06bb2780ed98)

- City: Masuda, Japan
- ICAO: RJOW
- Timezone: Asia/Tokyo
- Coordinates: 34.680000, 131.790000
- Elevation: 184 ft

### [Seattle-Tacoma International Airport (SEA)](https://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 17:32 in Masuda, it's 01:32 in Seattle.
With a 16-hour time difference, expect significant jet lag.

## Related

- [Iwami Airport (IWJ)](https://flightduration.online/airport/iwj-masuda-iwami-airport/1ef266df-8c67-60a0-92ef-06bb2780ed98)
- [Seattle-Tacoma International Airport (SEA)](https://flightduration.online/airport/sea-seattle-seattle-tacoma-international-airport/1ef266df-37e8-64a2-a4f1-06bb2780ed98)
- [Flight duration calculator](/#calculator)