# Distance from Isisford Airport (ISI) to Sofia (SOF)

> 14,300 km · estimated flight time 18h · Ultra-long-haul route.

## Summary

- **Distance**: 14,300 km / 8,886 mi / 7,721 nm
- **Estimated flight time**: 18h
- **Heading**: 306° (northwest)
- **Return heading**: 89° (east)
- **Classification**: Ultra-long-haul
- **Type**: International (Australia) → Bulgaria
- **Intercontinental**: Oceania → Europe
- **Time difference**: -7h (When it's 15:49 in Isisford Airport, it's 08:49 in Sofia)
- **Elevation difference**: 1,048 ft (SOF is higher than ISI)

## Airports

### [Isisford Airport (ISI)](https://www.flightduration.online/airport/isi-isisford-airport/1ef266e0-0ec0-654c-89c9-06bb2780ed98)

- City: Isisford Airport, Australia
- ICAO: YISF
- Timezone: Australia/Brisbane
- Coordinates: -24.260000, 144.430000
- Elevation: 694 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 15:49 in Isisford Airport, it's 08:49 in Sofia.
With a 7-hour time difference, expect significant jet lag.

## Related

- [Isisford Airport (ISI)](https://www.flightduration.online/airport/isi-isisford-airport/1ef266e0-0ec0-654c-89c9-06bb2780ed98)
- [Sofia Airport (SOF)](https://www.flightduration.online/airport/sof-sofia-sofia-airport/1ef266df-436b-611c-bff1-06bb2780ed98)
- [Flight duration calculator](/#calculator)