# Distance from Sofia (SOF) to Stillwater (SWO)

> 9,376 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,376 km / 5,826 mi / 5,063 nm
- **Estimated flight time**: 12h
- **Heading**: 316° (northwest)
- **Return heading**: 40° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Bulgaria) → United States
- **Intercontinental**: Europe → North America
- **Time difference**: -8h (When it's 09:36 in Sofia, it's 01:36 in Stillwater)
- **Elevation difference**: 742 ft (SWO 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

### [Stillwater Regional Airport (SWO)](https://www.flightduration.online/airport/swo-stillwater-stillwater-regional-airport/1ef266df-39fa-6dee-84ee-06bb2780ed98)

- City: Stillwater, United States
- ICAO: KSWO
- Timezone: America/Chicago
- Coordinates: 36.160000, -97.090000
- Elevation: 1,000 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 09:36 in Sofia, it's 01:36 in Stillwater.
With a 8-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)
- [Stillwater Regional Airport (SWO)](https://www.flightduration.online/airport/swo-stillwater-stillwater-regional-airport/1ef266df-39fa-6dee-84ee-06bb2780ed98)
- [Flight duration calculator](/#calculator)