# Distance from Lakeport (CKE) to Sofia (SOF)

> 10,317 km · estimated flight time 13h · Ultra-long-haul route.

## Summary

- **Distance**: 10,317 km / 6,411 mi / 5,571 nm
- **Estimated flight time**: 13h
- **Heading**: 24° (north northeast)
- **Return heading**: 334° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Bulgaria
- **Intercontinental**: North America → Europe
- **Time difference**: +10h (When it's 04:39 in Lakeport, it's 14:39 in Sofia)
- **Elevation difference**: 362 ft (SOF is higher than CKE)

## Airports

### [Lampson Field (CKE)](https://www.flightduration.online/airport/cke-lakeport-lampson-field/1ef266de-f992-686a-bb94-06bb2780ed98)

- City: Lakeport, United States
- ICAO: K1O2
- Timezone: America/Los_Angeles
- Coordinates: 38.990000, -122.900000
- Elevation: 1,380 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 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 04:39 in Lakeport, it's 14:39 in Sofia.
With a 10-hour time difference, expect significant jet lag.

## Related

- [Lampson Field (CKE)](https://www.flightduration.online/airport/cke-lakeport-lampson-field/1ef266de-f992-686a-bb94-06bb2780ed98)
- [Sofia Airport (SOF)](https://www.flightduration.online/airport/sof-sofia-sofia-airport/1ef266df-436b-611c-bff1-06bb2780ed98)
- [Flight duration calculator](/#calculator)