# Distance from Sofia (SOF) to Franz Josef Aerodrome (WHO)

> 17,327 km · estimated flight time 21h · Ultra-long-haul route.

## Summary

- **Distance**: 17,327 km / 10,767 mi / 9,356 nm
- **Estimated flight time**: 21h
- **Heading**: 103° (east southeast)
- **Return heading**: 280° (west)
- **Classification**: Ultra-long-haul
- **Type**: International (Bulgaria) → New Zealand
- **Intercontinental**: Europe → Oceania
- **Time difference**: +9h (When it's 14:11 in Sofia, it's 23:11 in Franz Josef Aerodrome)
- **Elevation difference**: 1,502 ft (WHO is lower than SOF)

## Airports

### [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

### [Franz Josef Aerodrome (WHO)](https://www.flightduration.online/airport/who-franz-josef-aerodrome/1ef266df-7688-6ce8-b379-06bb2780ed98)

- City: Franz Josef Aerodrome, New Zealand
- ICAO: NZFJ
- Timezone: Pacific/Auckland
- Coordinates: -43.360000, 170.130000
- Elevation: 240 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 14:11 in Sofia, it's 23:11 in Franz Josef Aerodrome.
With a 9-hour time difference, expect significant jet lag.

## Related

- [Sofia Airport (SOF)](https://www.flightduration.online/airport/sof-sofia-sofia-airport/1ef266df-436b-611c-bff1-06bb2780ed98)
- [Franz Josef Aerodrome (WHO)](https://www.flightduration.online/airport/who-franz-josef-aerodrome/1ef266df-7688-6ce8-b379-06bb2780ed98)
- [Flight duration calculator](/#calculator)