# Distance from Haikou (HAK) to Sofia (SOF)

> 8,287 km · estimated flight time 11h · Long-haul route.

## Summary

- **Distance**: 8,287 km / 5,150 mi / 4,475 nm
- **Estimated flight time**: 11h
- **Heading**: 310° (northwest)
- **Return heading**: 77° (east northeast)
- **Classification**: Long-haul
- **Type**: International (China) → Bulgaria
- **Intercontinental**: Asia → Europe
- **Time difference**: -5h (When it's 00:16 in Haikou, it's 19:16 in Sofia)
- **Elevation difference**: 1,667 ft (SOF is higher than HAK)

## Airports

### [Haikou Meilan International Airport (HAK)](https://www.flightduration.online/airport/hak-haikou-haikou-meilan-international-airport/1ef266e0-1ee3-6852-8714-06bb2780ed98)

- City: Haikou, China
- ICAO: ZJHK
- Timezone: Asia/Shanghai
- Coordinates: 19.930000, 110.460000
- Elevation: 75 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 00:16 in Haikou, it's 19:16 in Sofia.
The 5-hour time difference may cause some jet lag.

## Related

- [Haikou Meilan International Airport (HAK)](https://www.flightduration.online/airport/hak-haikou-haikou-meilan-international-airport/1ef266e0-1ee3-6852-8714-06bb2780ed98)
- [Sofia Airport (SOF)](https://www.flightduration.online/airport/sof-sofia-sofia-airport/1ef266df-436b-611c-bff1-06bb2780ed98)
- [Flight duration calculator](/#calculator)