# Distance from Sihanukville (KOS) to Sofia (SOF)

> 8,417 km · estimated flight time 11h · Long-haul route.

## Summary

- **Distance**: 8,417 km / 5,230 mi / 4,545 nm
- **Estimated flight time**: 11h
- **Heading**: 312° (northwest)
- **Return heading**: 89° (east)
- **Classification**: Long-haul
- **Type**: International (Cambodia) → Bulgaria
- **Intercontinental**: Asia → Europe
- **Time difference**: -4h (When it's 01:11 in Sihanukville, it's 21:11 in Sofia)
- **Elevation difference**: 1,709 ft (SOF is higher than KOS)

## Airports

### [Sihanoukville International Airport (KOS)](https://www.flightduration.online/airport/kos-sihanukville-sihanoukville-international-airport/1ef266df-efc0-6d7c-8334-06bb2780ed98)

- City: Sihanukville, Cambodia
- ICAO: VDSV
- Timezone: Asia/Phnom_Penh
- Coordinates: 10.580000, 103.640000
- Elevation: 33 ft

### [Sofia Airport (SOF)](https://www.flightduration.online/airport/sof-sofia-sofia-airport/1ef266df-436b-611c-bff1-06bb2780ed98)

- City: Sofia, Bulgaria
- ICAO: LBSF
- Timezone: Europe/Sofia
- Coordinates: 42.700000, 23.410000
- Elevation: 1,742 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 01:11 in Sihanukville, it's 21:11 in Sofia.
The 4-hour time difference may cause some jet lag.

## Related

- [Sihanoukville International Airport (KOS)](https://www.flightduration.online/airport/kos-sihanukville-sihanoukville-international-airport/1ef266df-efc0-6d7c-8334-06bb2780ed98)
- [Sofia Airport (SOF)](https://www.flightduration.online/airport/sof-sofia-sofia-airport/1ef266df-436b-611c-bff1-06bb2780ed98)
- [Flight duration calculator](/#calculator)