# Distance from Kunashir Island (DEE) to Sofia (SOF)

> 8,801 km · estimated flight time 11h · Long-haul route.

## Summary

- **Distance**: 8,801 km / 5,468 mi / 4,752 nm
- **Estimated flight time**: 11h
- **Heading**: 321° (northwest)
- **Return heading**: 38° (northeast)
- **Classification**: Long-haul
- **Type**: International (Russia) → Bulgaria
- **Time difference**: -7h (When it's 16:30 in Kunashir Island, it's 09:30 in Sofia)
- **Elevation difference**: 1,158 ft (SOF is higher than DEE)

## Airports

### [Mendeleyevo Airport (DEE)](https://www.flightduration.online/airport/dee-kunashir-island-mendeleyevo-airport/1ef266df-e625-62fe-b8a0-06bb2780ed98)

- City: Kunashir Island, Russia
- ICAO: UHSM
- Timezone: Asia/Vladivostok
- Coordinates: 43.960000, 145.680000
- Elevation: 584 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 16:30 in Kunashir Island, it's 09:30 in Sofia.
With a 7-hour time difference, expect significant jet lag.

## Related

- [Mendeleyevo Airport (DEE)](https://www.flightduration.online/airport/dee-kunashir-island-mendeleyevo-airport/1ef266df-e625-62fe-b8a0-06bb2780ed98)
- [Sofia Airport (SOF)](https://www.flightduration.online/airport/sof-sofia-sofia-airport/1ef266df-436b-611c-bff1-06bb2780ed98)
- [Flight duration calculator](/#calculator)