# Distance from Clearwater (CLW) to Sofia (SOF)

> 9,129 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,129 km / 5,673 mi / 4,929 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 17:03 in Clearwater, it's 00:03 in Sofia)
- **Elevation difference**: 1,671 ft (SOF is higher than CLW)

## Airports

### [Clearwater Air Park (CLW)](https://flightduration.online/airport/clw-clearwater-clearwater-air-park/1ef266df-144c-60f2-a6ab-06bb2780ed98)

- City: Clearwater, United States
- ICAO: KCLW
- Timezone: America/New_York
- Coordinates: 27.980000, -82.760000
- Elevation: 71 ft

### [Sofia Airport (SOF)](https://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 17:03 in Clearwater, it's 00:03 in Sofia.
With a 7-hour time difference, expect significant jet lag.

## Related

- [Clearwater Air Park (CLW)](https://flightduration.online/airport/clw-clearwater-clearwater-air-park/1ef266df-144c-60f2-a6ab-06bb2780ed98)
- [Sofia Airport (SOF)](https://flightduration.online/airport/sof-sofia-sofia-airport/1ef266df-436b-611c-bff1-06bb2780ed98)
- [Flight duration calculator](/#calculator)