# Distance from Sihanukville (KOS) to Zurich (ZRH)

> 9,521 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,521 km / 5,916 mi / 5,141 nm
- **Estimated flight time**: 12h
- **Heading**: 318° (northwest)
- **Return heading**: 79° (east)
- **Classification**: Ultra-long-haul
- **Type**: International (Cambodia) → Switzerland
- **Intercontinental**: Asia → Europe
- **Time difference**: -5h (When it's 16:01 in Sihanukville, it's 11:01 in Zurich)
- **Elevation difference**: 1,383 ft (ZRH 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

### [Zurich Airport (ZRH)](https://www.flightduration.online/airport/zrh-zurich-zurich-airport/1ef266df-57d8-6104-b551-06bb2780ed98)

- City: Zurich, Switzerland
- ICAO: LSZH
- Timezone: Europe/Zurich
- Coordinates: 47.460000, 8.550000
- Elevation: 1,416 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 16:01 in Sihanukville, it's 11:01 in Zurich.
The 5-hour time difference may cause some jet lag.

## Related

- [Sihanoukville International Airport (KOS)](https://www.flightduration.online/airport/kos-sihanukville-sihanoukville-international-airport/1ef266df-efc0-6d7c-8334-06bb2780ed98)
- [Zurich Airport (ZRH)](https://www.flightduration.online/airport/zrh-zurich-zurich-airport/1ef266df-57d8-6104-b551-06bb2780ed98)
- [Flight duration calculator](/#calculator)