# Distance from Kepi-Papua Island (KEI) to Sofia (SOF)

> 12,611 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,611 km / 7,836 mi / 6,809 nm
- **Estimated flight time**: 16h
- **Heading**: 314° (northwest)
- **Return heading**: 77° (east northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Indonesia) → Bulgaria
- **Intercontinental**: Asia → Europe
- **Time difference**: -6h (When it's 20:06 in Kepi-Papua Island, it's 14:06 in Sofia)
- **Elevation difference**: 1,675 ft (SOF is higher than KEI)

## Airports

### [Kepi Airport (KEI)](https://www.flightduration.online/airport/kei-kepi-papua-island-kepi-airport/1ef266df-f97f-6d72-99f1-06bb2780ed98)

- City: Kepi-Papua Island, Indonesia
- ICAO: WAKP
- Timezone: Asia/Jayapura
- Coordinates: -6.590000, 139.360000
- Elevation: 67 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 20:06 in Kepi-Papua Island, it's 14:06 in Sofia.
With a 6-hour time difference, expect significant jet lag.

## Related

- [Kepi Airport (KEI)](https://www.flightduration.online/airport/kei-kepi-papua-island-kepi-airport/1ef266df-f97f-6d72-99f1-06bb2780ed98)
- [Sofia Airport (SOF)](https://www.flightduration.online/airport/sof-sofia-sofia-airport/1ef266df-436b-611c-bff1-06bb2780ed98)
- [Flight duration calculator](/#calculator)