# Distance from Fort Cavazos (Killeen) (GRK) to Tokyo (NRT)

> 10,418 km · estimated flight time 13h · Ultra-long-haul route.

## Summary

- **Distance**: 10,418 km / 6,473 mi / 5,625 nm
- **Estimated flight time**: 13h
- **Heading**: 316° (northwest)
- **Return heading**: 47° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Japan
- **Intercontinental**: North America → Asia
- **Time difference**: +14h (When it's 02:38 in Fort Cavazos (Killeen), it's 16:38 in Tokyo)
- **Elevation difference**: 874 ft (NRT is lower than GRK)

## Airports

### [Robert Gray Army Air Field (GRK)](https://www.flightduration.online/airport/grk-fort-cavazos-killeen-robert-gray-army-air-field/1ef266df-1eef-6eaa-a920-06bb2780ed98)

- City: Fort Cavazos (Killeen), United States
- ICAO: KGRK
- Timezone: America/Chicago
- Coordinates: 31.100000, -97.800000
- Elevation: 1,015 ft

### [Narita International Airport (NRT)](https://www.flightduration.online/airport/nrt-tokyo-narita-international-airport/1ef266df-8b22-61a4-b84a-06bb2780ed98)

- City: Tokyo, Japan
- ICAO: RJAA
- Timezone: Asia/Tokyo
- Coordinates: 35.760000, 140.390000
- Elevation: 141 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 02:38 in Fort Cavazos (Killeen), it's 16:38 in Tokyo.
With a 14-hour time difference, expect significant jet lag.

## Related

- [Robert Gray Army Air Field (GRK)](https://www.flightduration.online/airport/grk-fort-cavazos-killeen-robert-gray-army-air-field/1ef266df-1eef-6eaa-a920-06bb2780ed98)
- [Narita International Airport (NRT)](https://www.flightduration.online/airport/nrt-tokyo-narita-international-airport/1ef266df-8b22-61a4-b84a-06bb2780ed98)
- [Flight duration calculator](/#calculator)