# Distance from Sofia (SOF) to Union (USC)

> 8,535 km · estimated flight time 11h · Long-haul route.

## Summary

- **Distance**: 8,535 km / 5,303 mi / 4,609 nm
- **Estimated flight time**: 11h
- **Heading**: 305° (northwest)
- **Return heading**: 47° (northeast)
- **Classification**: Long-haul
- **Type**: International (Bulgaria) → United States
- **Intercontinental**: Europe → North America
- **Time difference**: -7h (When it's 05:46 in Sofia, it's 22:46 in Union)
- **Elevation difference**: 1,132 ft (USC 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

### [Union County, Troy Shelton Field (USC)](https://www.flightduration.online/airport/usc-union-union-county-troy-shelton-field/1ef266de-fd5e-6642-bb09-06bb2780ed98)

- City: Union, United States
- ICAO: K35A
- Timezone: America/New_York
- Coordinates: 34.690000, -81.640000
- Elevation: 610 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 05:46 in Sofia, it's 22:46 in Union.
With a 7-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)
- [Union County, Troy Shelton Field (USC)](https://www.flightduration.online/airport/usc-union-union-county-troy-shelton-field/1ef266de-fd5e-6642-bb09-06bb2780ed98)
- [Flight duration calculator](/#calculator)