# Distance from Cocos (Keeling) Islands (CCK) to Sofia (SOF)

> 9,614 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,614 km / 5,974 mi / 5,191 nm
- **Estimated flight time**: 12h
- **Heading**: 315° (northwest)
- **Return heading**: 110° (east southeast)
- **Classification**: Ultra-long-haul
- **Type**: International (CC) → Bulgaria
- **Time difference**: -3.5h (When it's 22:20 in Cocos (Keeling) Islands, it's 18:50 in Sofia)
- **Elevation difference**: 1,732 ft (SOF is higher than CCK)

## Airports

### [Cocos (Keeling) Islands Airport (CCK)](https://www.flightduration.online/airport/cck-cocos-keeling-islands-cocos-keeling-islands-airport/1ef266e0-169a-6c36-be81-06bb2780ed98)

- City: Cocos (Keeling) Islands, CC
- ICAO: YPCC
- Timezone: Indian/Cocos
- Coordinates: -12.190000, 96.830000
- Elevation: 10 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 22:20 in Cocos (Keeling) Islands, it's 18:50 in Sofia.
The 3.5-hour time difference may cause some jet lag.

## Related

- [Cocos (Keeling) Islands Airport (CCK)](https://www.flightduration.online/airport/cck-cocos-keeling-islands-cocos-keeling-islands-airport/1ef266e0-169a-6c36-be81-06bb2780ed98)
- [Sofia Airport (SOF)](https://www.flightduration.online/airport/sof-sofia-sofia-airport/1ef266df-436b-611c-bff1-06bb2780ed98)
- [Flight duration calculator](/#calculator)