# Distance from Lisbon (LIS) to Siem Reap (REP)

> 10,970 km · estimated flight time 14h · Ultra-long-haul route.

## Summary

- **Distance**: 10,970 km / 6,816 mi / 5,923 nm
- **Estimated flight time**: 14h
- **Heading**: 65° (east northeast)
- **Return heading**: 313° (northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Portugal) → Cambodia
- **Intercontinental**: Europe → Asia
- **Time difference**: +6h (When it's 22:01 in Lisbon, it's 04:01 in Siem Reap)
- **Elevation difference**: 314 ft (REP is lower than LIS)

## Airports

### [Lisbon Portela Airport (LIS)](https://www.flightduration.online/airport/lis-lisbon-lisbon-portela-airport/1ef266df-55e9-66ae-ae16-06bb2780ed98)

- City: Lisbon, Portugal
- ICAO: LPPT
- Timezone: Europe/Lisbon
- Coordinates: 38.780000, -9.140000
- Elevation: 374 ft

### [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

## 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 22:01 in Lisbon, it's 04:01 in Siem Reap.
With a 6-hour time difference, expect significant jet lag.

## Related

- [Lisbon Portela Airport (LIS)](https://www.flightduration.online/airport/lis-lisbon-lisbon-portela-airport/1ef266df-55e9-66ae-ae16-06bb2780ed98)
- [Angkor International Airport (REP)](https://www.flightduration.online/airport/rep-siem-reap-angkor-international-airport/1ef266df-efb8-691a-a780-06bb2780ed98)
- [Flight duration calculator](/#calculator)