# Distance from Sihanukville (KOS) to Kathmandu (KTM)

> 2,696 km · estimated flight time 4h · Medium-haul route.

## Summary

- **Distance**: 2,696 km / 1,675 mi / 1,456 nm
- **Estimated flight time**: 4h
- **Heading**: 317° (northwest)
- **Return heading**: 131° (southeast)
- **Classification**: Medium-haul
- **Type**: International (Cambodia) → Nepal
- **Time difference**: -1.25h (When it's 09:24 in Sihanukville, it's 08:09 in Kathmandu)
- **Elevation difference**: 4,357 ft (KTM is higher than KOS)

## Airports

### [Sihanoukville International Airport (KOS)](https://www.flightduration.online/airport/kos-sihanukville-sihanoukville-international-airport/1ef266df-efc0-6d7c-8334-06bb2780ed98)

- City: Sihanukville, Cambodia
- ICAO: VDSV
- Timezone: Asia/Phnom_Penh
- Coordinates: 10.580000, 103.640000
- Elevation: 33 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 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 09:24 in Sihanukville, it's 08:09 in Kathmandu.

## Related

- [Sihanoukville International Airport (KOS)](https://www.flightduration.online/airport/kos-sihanukville-sihanoukville-international-airport/1ef266df-efc0-6d7c-8334-06bb2780ed98)
- [Tribhuvan International Airport (KTM)](https://www.flightduration.online/airport/ktm-kathmandu-tribhuvan-international-airport/1ef266df-f304-6ec0-afd1-06bb2780ed98)
- [Flight duration calculator](/#calculator)