# Distance from Sihanukville (KOS) to Riyadh (RUH)

> 6,193 km · estimated flight time 8h · Long-haul route.

## Summary

- **Distance**: 6,193 km / 3,848 mi / 3,344 nm
- **Estimated flight time**: 8h
- **Heading**: 293° (west northwest)
- **Return heading**: 94° (east)
- **Classification**: Long-haul
- **Type**: International (Cambodia) → Saudi Arabia
- **Time difference**: -4h (When it's 09:40 in Sihanukville, it's 05:40 in Riyadh)
- **Elevation difference**: 2,016 ft (RUH 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

### [King Khaled International Airport (RUH)](https://www.flightduration.online/airport/ruh-riyadh-king-khaled-international-airport/1ef266df-79cb-6f68-8fc1-06bb2780ed98)

- City: Riyadh, Saudi Arabia
- ICAO: OERK
- Timezone: Asia/Riyadh
- Coordinates: 24.960000, 46.700000
- Elevation: 2,049 ft

## Route notes

This is a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

Time-zone information: When it's 09:40 in Sihanukville, it's 05:40 in Riyadh.
The 4-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)
- [King Khaled International Airport (RUH)](https://www.flightduration.online/airport/ruh-riyadh-king-khaled-international-airport/1ef266df-79cb-6f68-8fc1-06bb2780ed98)
- [Flight duration calculator](/#calculator)