# Distance from Sofia (SOF) to Lensk (ULK)

> 6,045 km · estimated flight time 8h · Long-haul route.

## Summary

- **Distance**: 6,045 km / 3,756 mi / 3,264 nm
- **Estimated flight time**: 8h
- **Heading**: 37° (northeast)
- **Return heading**: 295° (west northwest)
- **Classification**: Long-haul
- **Type**: International (Bulgaria) → Russia
- **Time difference**: +6h (When it's 15:30 in Sofia, it's 21:30 in Lensk)
- **Elevation difference**: 941 ft (ULK is lower than SOF)

## Airports

### [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

### [Lensk Airport (ULK)](https://www.flightduration.online/airport/ulk-lensk-lensk-airport/1ef266df-e501-6fc6-9d35-06bb2780ed98)

- City: Lensk, Russia
- ICAO: UERL
- Timezone: Asia/Yakutsk
- Coordinates: 60.720000, 114.830000
- Elevation: 801 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 15:30 in Sofia, it's 21:30 in Lensk.
With a 6-hour time difference, expect significant jet lag.

## Related

- [Sofia Airport (SOF)](https://www.flightduration.online/airport/sof-sofia-sofia-airport/1ef266df-436b-611c-bff1-06bb2780ed98)
- [Lensk Airport (ULK)](https://www.flightduration.online/airport/ulk-lensk-lensk-airport/1ef266df-e501-6fc6-9d35-06bb2780ed98)
- [Flight duration calculator](/#calculator)