# Distance from Yamagata (GAJ) to Washington (IAD)

> 10,590 km · estimated flight time 13h · Ultra-long-haul route.

## Summary

- **Distance**: 10,590 km / 6,580 mi / 5,718 nm
- **Estimated flight time**: 13h
- **Heading**: 29° (north northeast)
- **Return heading**: 331° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Japan) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -13h (When it's 13:58 in Yamagata, it's 00:58 in Washington)
- **Elevation difference**: 41 ft (IAD is lower than GAJ)

## Airports

### [Yamagata Airport (GAJ)](https://www.flightduration.online/airport/gaj-yamagata-yamagata-airport/1ef266df-8c76-65fa-b76a-06bb2780ed98)

- City: Yamagata, Japan
- ICAO: RJSC
- Timezone: Asia/Tokyo
- Coordinates: 38.410000, 140.370000
- Elevation: 353 ft

### [Washington Dulles International Airport (IAD)](https://www.flightduration.online/airport/iad-washington-washington-dulles-international-airport/1ef266df-22cc-64e2-b8c0-06bb2780ed98)

- City: Washington, United States
- ICAO: KIAD
- Timezone: America/New_York
- Coordinates: 38.900000, -77.500000
- Elevation: 312 ft

## Route notes

This is an ultra-long-haul route, one of the longest in aviation. It requires wide-body aircraft with extended range capability such as the Airbus A350-900ULR or Boeing 777-200LR. Passengers should prepare for an extended flight with multiple meal services.

Time-zone information: When it's 13:58 in Yamagata, it's 00:58 in Washington.
With a 13-hour time difference, expect significant jet lag.

## Related

- [Yamagata Airport (GAJ)](https://www.flightduration.online/airport/gaj-yamagata-yamagata-airport/1ef266df-8c76-65fa-b76a-06bb2780ed98)
- [Washington Dulles International Airport (IAD)](https://www.flightduration.online/airport/iad-washington-washington-dulles-international-airport/1ef266df-22cc-64e2-b8c0-06bb2780ed98)
- [Flight duration calculator](/#calculator)