# Distance from Mexico City (MEX) to Siem Reap (SAI)

> 15,564 km · estimated flight time 19h · Ultra-long-haul route.

## Summary

- **Distance**: 15,564 km / 9,671 mi / 8,404 nm
- **Estimated flight time**: 19h
- **Heading**: 323° (northwest)
- **Return heading**: 35° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Mexico) → Cambodia
- **Intercontinental**: North America → Asia
- **Time difference**: +13h (When it's 17:56 in Mexico City, it's 06:56 in Siem Reap)
- **Elevation difference**: 7,125 ft (SAI is lower than MEX)

## Airports

### [Licenciado Benito Juarez International Airport (MEX)](https://www.flightduration.online/airport/mex-mexico-city-licenciado-benito-juarez-international-airport/1ef266df-61d5-6dfa-9178-06bb2780ed98)

- City: Mexico City, Mexico
- ICAO: MMMX
- Timezone: America/Mexico_City
- Coordinates: 19.440000, -99.070000
- Elevation: 7,316 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 17:56 in Mexico City, it's 06:56 in Siem Reap.
With a 13-hour time difference, expect significant jet lag.

## Related

- [Licenciado Benito Juarez International Airport (MEX)](https://www.flightduration.online/airport/mex-mexico-city-licenciado-benito-juarez-international-airport/1ef266df-61d5-6dfa-9178-06bb2780ed98)
- [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)