# Distance from Green Bay (GRB) to Sofia (SOF)

> 8,182 km · estimated flight time 11h · Long-haul route.

## Summary

- **Distance**: 8,182 km / 5,084 mi / 4,418 nm
- **Estimated flight time**: 11h
- **Heading**: 45° (northeast)
- **Return heading**: 316° (northwest)
- **Classification**: Long-haul
- **Type**: International (United States) → Bulgaria
- **Intercontinental**: North America → Europe
- **Time difference**: +8h (When it's 02:52 in Green Bay, it's 10:52 in Sofia)
- **Elevation difference**: 1,047 ft (SOF is higher than GRB)

## Airports

### [Green Bay/Austin Straubel International Airport (GRB)](https://www.flightduration.online/airport/grb-green-bay-green-bayaustin-straubel-international-airport/1ef266df-1edb-6838-a38c-06bb2780ed98)

- City: Green Bay, United States
- ICAO: KGRB
- Timezone: America/Chicago
- Coordinates: 44.480000, -88.130000
- Elevation: 695 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 02:52 in Green Bay, it's 10:52 in Sofia.
With a 8-hour time difference, expect significant jet lag.

## Related

- [Green Bay/Austin Straubel International Airport (GRB)](https://www.flightduration.online/airport/grb-green-bay-green-bayaustin-straubel-international-airport/1ef266df-1edb-6838-a38c-06bb2780ed98)
- [Sofia Airport (SOF)](https://www.flightduration.online/airport/sof-sofia-sofia-airport/1ef266df-436b-611c-bff1-06bb2780ed98)
- [Flight duration calculator](/#calculator)