# Distance from Washington (DCA) to Okushiri Airport (OIR)

> 10,292 km · estimated flight time 13h · Ultra-long-haul route.

## Summary

- **Distance**: 10,292 km / 6,395 mi / 5,557 nm
- **Estimated flight time**: 13h
- **Heading**: 334° (north northwest)
- **Return heading**: 28° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Japan
- **Intercontinental**: North America → Asia
- **Time difference**: +13h (When it's 20:18 in Washington, it's 09:18 in Okushiri Airport)
- **Elevation difference**: 147 ft (OIR is higher than DCA)

## Airports

### [Ronald Reagan Washington Ntl Airport (DCA)](https://flightduration.online/airport/dca-washington-ronald-reagan-washington-ntl-airport/1ef266df-16de-6284-ae10-06bb2780ed98)

- City: Washington, United States
- ICAO: KDCA
- Timezone: America/New_York
- Coordinates: 38.850000, -77.040000
- Elevation: 14 ft

### [Okushiri Airport (OIR)](https://flightduration.online/airport/oir-okushiri-airport/1ef266df-8bb3-60e6-a096-06bb2780ed98)

- City: Okushiri Airport, Japan
- ICAO: RJEO
- Timezone: Asia/Tokyo
- Coordinates: 42.070000, 139.430000
- Elevation: 161 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 20:18 in Washington, it's 09:18 in Okushiri Airport.
With a 13-hour time difference, expect significant jet lag.

## Related

- [Ronald Reagan Washington Ntl Airport (DCA)](https://flightduration.online/airport/dca-washington-ronald-reagan-washington-ntl-airport/1ef266df-16de-6284-ae10-06bb2780ed98)
- [Okushiri Airport (OIR)](https://flightduration.online/airport/oir-okushiri-airport/1ef266df-8bb3-60e6-a096-06bb2780ed98)
- [Flight duration calculator](/#calculator)