# Distance from Changhai (CNI) to Sofia (SOF)

> 7,813 km · estimated flight time 10h · Long-haul route.

## Summary

- **Distance**: 7,813 km / 4,855 mi / 4,219 nm
- **Estimated flight time**: 10h
- **Heading**: 310° (northwest)
- **Return heading**: 54° (northeast)
- **Classification**: Long-haul
- **Type**: International (China) → Bulgaria
- **Intercontinental**: Asia → Europe
- **Time difference**: -5h (When it's 17:16 in Changhai, it's 12:16 in Sofia)
- **Elevation difference**: 1,662 ft (SOF is higher than CNI)

## Airports

### [Changhai Airport (CNI)](https://www.flightduration.online/airport/cni-changhai-changhai-airport/1ef266e0-212c-6a28-92ef-06bb2780ed98)

- City: Changhai, China
- ICAO: ZYCH
- Timezone: Asia/Shanghai
- Coordinates: 39.270000, 122.670000
- Elevation: 80 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 17:16 in Changhai, it's 12:16 in Sofia.
The 5-hour time difference may cause some jet lag.

## Related

- [Changhai Airport (CNI)](https://www.flightduration.online/airport/cni-changhai-changhai-airport/1ef266e0-212c-6a28-92ef-06bb2780ed98)
- [Sofia Airport (SOF)](https://www.flightduration.online/airport/sof-sofia-sofia-airport/1ef266df-436b-611c-bff1-06bb2780ed98)
- [Flight duration calculator](/#calculator)