# Distance from St Petersburg-Clearwater (PIE) to Sofia (SOF)

> 9,130 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,130 km / 5,673 mi / 4,930 nm
- **Estimated flight time**: 12h
- **Heading**: 45° (northeast)
- **Return heading**: 301° (west northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Bulgaria
- **Intercontinental**: North America → Europe
- **Time difference**: +7h (When it's 02:30 in St Petersburg-Clearwater, it's 09:30 in Sofia)
- **Elevation difference**: 1,731 ft (SOF is higher than PIE)

## Airports

### [St Pete-Clearwater International Airport (PIE)](https://www.flightduration.online/airport/pie-st-petersburg-clearwater-st-pete-clearwater-international-airport/1ef266df-32b4-6ce2-bb75-06bb2780ed98)

- City: St Petersburg-Clearwater, United States
- ICAO: KPIE
- Timezone: America/New_York
- Coordinates: 27.910000, -82.690000
- Elevation: 11 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 02:30 in St Petersburg-Clearwater, it's 09:30 in Sofia.
With a 7-hour time difference, expect significant jet lag.

## Related

- [St Pete-Clearwater International Airport (PIE)](https://www.flightduration.online/airport/pie-st-petersburg-clearwater-st-pete-clearwater-international-airport/1ef266df-32b4-6ce2-bb75-06bb2780ed98)
- [Sofia Airport (SOF)](https://www.flightduration.online/airport/sof-sofia-sofia-airport/1ef266df-436b-611c-bff1-06bb2780ed98)
- [Flight duration calculator](/#calculator)