# Distance from Sidney (SDY) to Sofia (SOF)

> 8,725 km · estimated flight time 11h · Long-haul route.

## Summary

- **Distance**: 8,725 km / 5,421 mi / 4,711 nm
- **Estimated flight time**: 11h
- **Heading**: 36° (northeast)
- **Return heading**: 327° (north northwest)
- **Classification**: Long-haul
- **Type**: International (United States) → Bulgaria
- **Intercontinental**: North America → Europe
- **Time difference**: +9h (When it's 00:12 in Sidney, it's 09:12 in Sofia)
- **Elevation difference**: 243 ft (SOF is lower than SDY)

## Airports

### [Sidney-Richland Regional Airport (SDY)](https://www.flightduration.online/airport/sdy-sidney-sidney-richland-regional-airport/1ef266df-37e2-63cc-a93a-06bb2780ed98)

- City: Sidney, United States
- ICAO: KSDY
- Timezone: America/Denver
- Coordinates: 47.710000, -104.190000
- Elevation: 1,985 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 00:12 in Sidney, it's 09:12 in Sofia.
With a 9-hour time difference, expect significant jet lag.

## Related

- [Sidney-Richland Regional Airport (SDY)](https://www.flightduration.online/airport/sdy-sidney-sidney-richland-regional-airport/1ef266df-37e2-63cc-a93a-06bb2780ed98)
- [Sofia Airport (SOF)](https://www.flightduration.online/airport/sof-sofia-sofia-airport/1ef266df-436b-611c-bff1-06bb2780ed98)
- [Flight duration calculator](/#calculator)