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

> 13,721 km · estimated flight time 17h · Ultra-long-haul route.

## Summary

- **Distance**: 13,721 km / 8,526 mi / 7,409 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 09:58 in Tokyo, it's 02:58 in Semonkong)
- **Elevation difference**: 7,165 ft (SOK is higher than HND)

## Airports

### [Tokyo International Airport (HND)](https://www.flightduration.online/airport/hnd-tokyo-tokyo-international-airport/1ef266df-8cd8-6048-941e-06bb2780ed98)

- City: Tokyo, Japan
- ICAO: RJTT
- Timezone: Asia/Tokyo
- Coordinates: 35.550000, 139.780000
- Elevation: 35 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 09:58 in Tokyo, it's 02:58 in Semonkong.
With a 7-hour time difference, expect significant jet lag.

## Related

- [Tokyo International Airport (HND)](https://www.flightduration.online/airport/hnd-tokyo-tokyo-international-airport/1ef266df-8cd8-6048-941e-06bb2780ed98)
- [Semonkong Airport (SOK)](https://www.flightduration.online/airport/sok-semonkong-semonkong-airport/1ef266de-e0a6-68c4-a1ee-06bb2780ed98)
- [Flight duration calculator](/#calculator)