# Distance from Tokyo (NRT) to Semonkong (SOK)

> 13,781 km · estimated flight time 17h · Ultra-long-haul route.

## Summary

- **Distance**: 13,781 km / 8,563 mi / 7,441 nm
- **Estimated flight time**: 17h
- **Heading**: 255° (west southwest)
- **Return heading**: 65° (east northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Japan) → Lesotho
- **Intercontinental**: Asia → Africa
- **Time difference**: -7h (When it's 08:04 in Tokyo, it's 01:04 in Semonkong)
- **Elevation difference**: 7,059 ft (SOK is higher than NRT)

## Airports

### [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

### [Semonkong Airport (SOK)](https://www.flightduration.online/airport/sok-semonkong-semonkong-airport/1ef266de-e0a6-68c4-a1ee-06bb2780ed98)

- City: Semonkong, Lesotho
- ICAO: FXSM
- Timezone: Africa/Maseru
- Coordinates: -29.840000, 28.060000
- Elevation: 7,200 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 08:04 in Tokyo, it's 01:04 in Semonkong.
With a 7-hour time difference, expect significant jet lag.

## Related

- [Narita International Airport (NRT)](https://www.flightduration.online/airport/nrt-tokyo-narita-international-airport/1ef266df-8b22-61a4-b84a-06bb2780ed98)
- [Semonkong Airport (SOK)](https://www.flightduration.online/airport/sok-semonkong-semonkong-airport/1ef266de-e0a6-68c4-a1ee-06bb2780ed98)
- [Flight duration calculator](/#calculator)