# Distance from Kathmandu (KTM) to Tonghua (TNH)

> 3,970 km · estimated flight time 6h · Medium-haul route.

## Summary

- **Distance**: 3,970 km / 2,467 mi / 2,143 nm
- **Estimated flight time**: 6h
- **Heading**: 55° (northeast)
- **Return heading**: 259° (west)
- **Classification**: Medium-haul
- **Type**: International (Nepal) → China
- **Time difference**: +2.25h (When it's 12:22 in Kathmandu, it's 14:37 in Tonghua)
- **Elevation difference**: 3,190 ft (TNH is lower than KTM)

## Airports

### [Tribhuvan International Airport (KTM)](https://www.flightduration.online/airport/ktm-kathmandu-tribhuvan-international-airport/1ef266df-f304-6ec0-afd1-06bb2780ed98)

- City: Kathmandu, Nepal
- ICAO: VNKT
- Timezone: Asia/Kathmandu
- Coordinates: 27.700000, 85.360000
- Elevation: 4,390 ft

### [Tonghua Sanyuanpu Airport (TNH)](https://www.flightduration.online/airport/tnh-tonghua-tonghua-sanyuanpu-airport/1ef266e0-216c-651a-9861-06bb2780ed98)

- City: Tonghua, China
- ICAO: ZYTN
- Timezone: Asia/Shanghai
- Coordinates: 42.250000, 125.700000
- Elevation: 1,200 ft

## Route notes

This is a medium-haul route that may be operated by either narrow-body or wide-body aircraft depending on demand. Passengers can expect a meal service on most carriers.

Time-zone information: When it's 12:22 in Kathmandu, it's 14:37 in Tonghua.

## Related

- [Tribhuvan International Airport (KTM)](https://www.flightduration.online/airport/ktm-kathmandu-tribhuvan-international-airport/1ef266df-f304-6ec0-afd1-06bb2780ed98)
- [Tonghua Sanyuanpu Airport (TNH)](https://www.flightduration.online/airport/tnh-tonghua-tonghua-sanyuanpu-airport/1ef266e0-216c-651a-9861-06bb2780ed98)
- [Flight duration calculator](/#calculator)