# Distance from Rio De Janeiro (GIG) to Siem Reap (SAI)

> 16,429 km · estimated flight time 20h · Ultra-long-haul route.

## Summary

- **Distance**: 16,429 km / 10,209 mi / 8,871 nm
- **Estimated flight time**: 20h
- **Heading**: 101° (east southeast)
- **Return heading**: 248° (west southwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Brazil) → Cambodia
- **Intercontinental**: South America → Asia
- **Time difference**: +10h (When it's 20:53 in Rio De Janeiro, it's 06:53 in Siem Reap)
- **Elevation difference**: 163 ft (SAI is higher than GIG)

## Airports

### [Galeao - Antonio Carlos Jobim International Airport (GIG)](https://www.flightduration.online/airport/gig-rio-de-janeiro-galeao-antonio-carlos-jobim-international-airport/1ef266df-9484-640e-87b6-06bb2780ed98)

- City: Rio De Janeiro, Brazil
- ICAO: SBGL
- Timezone: America/Sao_Paulo
- Coordinates: -22.810000, -43.250000
- Elevation: 28 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 20:53 in Rio De Janeiro, it's 06:53 in Siem Reap.
With a 10-hour time difference, expect significant jet lag.

## Related

- [Galeao - Antonio Carlos Jobim International Airport (GIG)](https://www.flightduration.online/airport/gig-rio-de-janeiro-galeao-antonio-carlos-jobim-international-airport/1ef266df-9484-640e-87b6-06bb2780ed98)
- [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)