# Distance from Kalibo (KLO) to Sofia (SOF)

> 9,848 km · estimated flight time 13h · Ultra-long-haul route.

## Summary

- **Distance**: 9,848 km / 6,119 mi / 5,317 nm
- **Estimated flight time**: 13h
- **Heading**: 313° (northwest)
- **Return heading**: 75° (east northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Philippines) → Bulgaria
- **Intercontinental**: Asia → Europe
- **Time difference**: -5h (When it's 14:24 in Kalibo, it's 09:24 in Sofia)
- **Elevation difference**: 1,728 ft (SOF is higher than KLO)

## Airports

### [Kalibo International Airport (KLO)](https://www.flightduration.online/airport/klo-kalibo-kalibo-international-airport/1ef266df-8ffb-6c66-9340-06bb2780ed98)

- City: Kalibo, Philippines
- ICAO: RPVK
- Timezone: Asia/Manila
- Coordinates: 11.680000, 122.380000
- Elevation: 14 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 14:24 in Kalibo, it's 09:24 in Sofia.
The 5-hour time difference may cause some jet lag.

## Related

- [Kalibo International Airport (KLO)](https://www.flightduration.online/airport/klo-kalibo-kalibo-international-airport/1ef266df-8ffb-6c66-9340-06bb2780ed98)
- [Sofia Airport (SOF)](https://www.flightduration.online/airport/sof-sofia-sofia-airport/1ef266df-436b-611c-bff1-06bb2780ed98)
- [Flight duration calculator](/#calculator)