# Distance from Kaluga (KLF) to Sofia (SOF)

> 1,620 km · estimated flight time 3h · Medium-haul route.

## Summary

- **Distance**: 1,620 km / 1,007 mi / 875 nm
- **Estimated flight time**: 3h
- **Heading**: 221° (southwest)
- **Return heading**: 31° (north northeast)
- **Classification**: Medium-haul
- **Type**: International (Russia) → Bulgaria
- **Time difference**: +0h (When it's 19:58 in Kaluga, it's 19:58 in Sofia)
- **Elevation difference**: 1,086 ft (SOF is higher than KLF)

## Airports

### [Grabtsevo Airport (KLF)](https://www.flightduration.online/airport/klf-kaluga-grabtsevo-airport/1ef266df-eb9a-643c-8a54-06bb2780ed98)

- City: Kaluga, Russia
- ICAO: UUBC
- Timezone: Europe/Moscow
- Coordinates: 54.550000, 36.370000
- Elevation: 656 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 medium-haul route that may be operated by either narrow-body or wide-body aircraft depending on demand. Passengers can expect a meal service on most carriers.

## Related

- [Grabtsevo Airport (KLF)](https://www.flightduration.online/airport/klf-kaluga-grabtsevo-airport/1ef266df-eb9a-643c-8a54-06bb2780ed98)
- [Sofia Airport (SOF)](https://www.flightduration.online/airport/sof-sofia-sofia-airport/1ef266df-436b-611c-bff1-06bb2780ed98)
- [Flight duration calculator](/#calculator)