# Distance from Washington (IAD) to Ishigaki (ISG)

> 12,630 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,630 km / 7,848 mi / 6,819 nm
- **Estimated flight time**: 16h
- **Heading**: 338° (north northwest)
- **Return heading**: 18° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Japan
- **Intercontinental**: North America → Asia
- **Time difference**: +13h (When it's 08:35 in Washington, it's 21:35 in Ishigaki)
- **Elevation difference**: 219 ft (ISG is lower than IAD)

## Airports

### [Washington Dulles International Airport (IAD)](https://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

### [Ishigaki Airport (ISG)](https://flightduration.online/airport/isg-ishigaki-ishigaki-airport/1ef266df-8e59-6d2c-8a9a-06bb2780ed98)

- City: Ishigaki, Japan
- ICAO: ROIG
- Timezone: Asia/Tokyo
- Coordinates: 24.340000, 124.190000
- Elevation: 93 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 08:35 in Washington, it's 21:35 in Ishigaki.
With a 13-hour time difference, expect significant jet lag.

## Related

- [Washington Dulles International Airport (IAD)](https://flightduration.online/airport/iad-washington-washington-dulles-international-airport/1ef266df-22cc-64e2-b8c0-06bb2780ed98)
- [Ishigaki Airport (ISG)](https://flightduration.online/airport/isg-ishigaki-ishigaki-airport/1ef266df-8e59-6d2c-8a9a-06bb2780ed98)
- [Flight duration calculator](/#calculator)