# Distance from Horsham Airport (HSM) to Kathmandu (KTM)

> 9,298 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,298 km / 5,777 mi / 5,020 nm
- **Estimated flight time**: 12h
- **Heading**: 312° (northwest)
- **Return heading**: 138° (southeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Australia) → Nepal
- **Intercontinental**: Oceania → Asia
- **Time difference**: -4.25h (When it's 02:51 in Horsham Airport, it's 22:36 in Kathmandu)
- **Elevation difference**: 3,945 ft (KTM is higher than HSM)

## Airports

### [Horsham Airport (HSM)](https://www.flightduration.online/airport/hsm-horsham-airport/1ef266e0-0e42-6c78-b268-06bb2780ed98)

- City: Horsham Airport, Australia
- ICAO: YHSM
- Timezone: Australia/Melbourne
- Coordinates: -36.670000, 142.170000
- Elevation: 445 ft

### [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

## 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 02:51 in Horsham Airport, it's 22:36 in Kathmandu.
The 4.25-hour time difference may cause some jet lag.

## Related

- [Horsham Airport (HSM)](https://www.flightduration.online/airport/hsm-horsham-airport/1ef266e0-0e42-6c78-b268-06bb2780ed98)
- [Tribhuvan International Airport (KTM)](https://www.flightduration.online/airport/ktm-kathmandu-tribhuvan-international-airport/1ef266df-f304-6ec0-afd1-06bb2780ed98)
- [Flight duration calculator](/#calculator)