# Distance from Cold Bay (PML) to Sofia (SOF)

> 9,033 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,033 km / 5,613 mi / 4,877 nm
- **Estimated flight time**: 12h
- **Heading**: 357° (north)
- **Return heading**: 2° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Bulgaria
- **Intercontinental**: North America → Europe
- **Time difference**: +11h (When it's 18:54 in Cold Bay, it's 05:54 in Sofia)
- **Elevation difference**: 1,722 ft (SOF is higher than PML)

## Airports

### [Port Moller Airport (PML)](https://www.flightduration.online/airport/pml-cold-bay-port-moller-airport/1ef266df-8590-6a38-b45c-06bb2780ed98)

- City: Cold Bay, United States
- ICAO: PAAL
- Timezone: America/Anchorage
- Coordinates: 56.010000, -160.560000
- Elevation: 20 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 18:54 in Cold Bay, it's 05:54 in Sofia.
With a 11-hour time difference, expect significant jet lag.

## Related

- [Port Moller Airport (PML)](https://www.flightduration.online/airport/pml-cold-bay-port-moller-airport/1ef266df-8590-6a38-b45c-06bb2780ed98)
- [Sofia Airport (SOF)](https://www.flightduration.online/airport/sof-sofia-sofia-airport/1ef266df-436b-611c-bff1-06bb2780ed98)
- [Flight duration calculator](/#calculator)