# Distance from Siem Reap (REP) to Riyadh (RUH)

> 6,091 km · estimated flight time 8h · Long-haul route.

## Summary

- **Distance**: 6,091 km / 3,785 mi / 3,289 nm
- **Estimated flight time**: 8h
- **Heading**: 291° (west northwest)
- **Return heading**: 91° (east)
- **Classification**: Long-haul
- **Type**: International (Cambodia) → Saudi Arabia
- **Time difference**: -4h (When it's 04:51 in Siem Reap, it's 00:51 in Riyadh)
- **Elevation difference**: 1,989 ft (RUH is higher than REP)

## Airports

### [Angkor International Airport (REP)](https://www.flightduration.online/airport/rep-siem-reap-angkor-international-airport/1ef266df-efb8-691a-a780-06bb2780ed98)

- City: Siem Reap, Cambodia
- ICAO: VDSR
- Timezone: Asia/Phnom_Penh
- Coordinates: 13.410000, 103.810000
- Elevation: 60 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 04:51 in Siem Reap, it's 00:51 in Riyadh.
The 4-hour time difference may cause some jet lag.

## Related

- [Angkor International Airport (REP)](https://www.flightduration.online/airport/rep-siem-reap-angkor-international-airport/1ef266df-efb8-691a-a780-06bb2780ed98)
- [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)