# Distance from Kekaha,Kauai (BKH) to Sofia (SOF)

> 12,811 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,811 km / 7,960 mi / 6,917 nm
- **Estimated flight time**: 16h
- **Heading**: 357° (north)
- **Return heading**: 3° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Bulgaria
- **Intercontinental**: North America → Europe
- **Time difference**: +13h (When it's 18:38 in Kekaha,Kauai, it's 07:38 in Sofia)
- **Elevation difference**: 1,719 ft (SOF is higher than BKH)

## Airports

### [Barking Sands Pmrf Airport (BKH)](https://www.flightduration.online/airport/bkh-kekahakauai-barking-sands-pmrf-airport/1ef266df-891b-6de2-9929-06bb2780ed98)

- City: Kekaha,Kauai, United States
- ICAO: PHBK
- Timezone: Pacific/Honolulu
- Coordinates: 22.020000, -159.790000
- Elevation: 23 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 18:38 in Kekaha,Kauai, it's 07:38 in Sofia.
With a 13-hour time difference, expect significant jet lag.

## Related

- [Barking Sands Pmrf Airport (BKH)](https://www.flightduration.online/airport/bkh-kekahakauai-barking-sands-pmrf-airport/1ef266df-891b-6de2-9929-06bb2780ed98)
- [Sofia Airport (SOF)](https://www.flightduration.online/airport/sof-sofia-sofia-airport/1ef266df-436b-611c-bff1-06bb2780ed98)
- [Flight duration calculator](/#calculator)