# Distance from Brussels (BRU) to Siem Reap (SAI)

> 9,525 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,525 km / 5,919 mi / 5,143 nm
- **Estimated flight time**: 12h
- **Heading**: 74° (east northeast)
- **Return heading**: 321° (northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Belgium) → Cambodia
- **Intercontinental**: Europe → Asia
- **Time difference**: +5h (When it's 23:56 in Brussels, it's 04:56 in Siem Reap)
- **Elevation difference**: 7 ft (SAI is higher than BRU)

## Airports

### [Brussels Airport (BRU)](https://www.flightduration.online/airport/bru-brussels-brussels-airport/1ef266de-b8e1-6afa-b2c6-06bb2780ed98)

- City: Brussels, Belgium
- ICAO: EBBR
- Timezone: Europe/Brussels
- Coordinates: 50.900000, 4.480000
- Elevation: 184 ft

### [Siem Reap Angkor International Airport (SAI)](https://www.flightduration.online/airport/sai-siem-reap-siem-reap-angkor-international-airport/1ef266df-efb4-65c2-940b-06bb2780ed98)

- City: Siem Reap, Cambodia
- ICAO: VDSA
- Timezone: Asia/Phnom_Penh
- Coordinates: 13.370000, 104.220000
- Elevation: 191 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 23:56 in Brussels, it's 04:56 in Siem Reap.
The 5-hour time difference may cause some jet lag.

## Related

- [Brussels Airport (BRU)](https://www.flightduration.online/airport/bru-brussels-brussels-airport/1ef266de-b8e1-6afa-b2c6-06bb2780ed98)
- [Siem Reap Angkor International Airport (SAI)](https://www.flightduration.online/airport/sai-siem-reap-siem-reap-angkor-international-airport/1ef266df-efb4-65c2-940b-06bb2780ed98)
- [Flight duration calculator](/#calculator)