# Distance from Retalhuleu (RER) to Sofia (SOF)

> 10,850 km · estimated flight time 14h · Ultra-long-haul route.

## Summary

- **Distance**: 10,850 km / 6,742 mi / 5,859 nm
- **Estimated flight time**: 14h
- **Heading**: 42° (northeast)
- **Return heading**: 298° (west northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Guatemala) → Bulgaria
- **Intercontinental**: North America → Europe
- **Time difference**: +9h (When it's 06:33 in Retalhuleu, it's 15:33 in Sofia)
- **Elevation difference**: 1,086 ft (SOF is higher than RER)

## Airports

### [Retalhuleu Airport (RER)](https://www.flightduration.online/airport/rer-retalhuleu-retalhuleu-airport/1ef266df-5cf0-6772-99c5-06bb2780ed98)

- City: Retalhuleu, Guatemala
- ICAO: MGRT
- Timezone: America/Guatemala
- Coordinates: 14.520000, -91.700000
- Elevation: 656 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 06:33 in Retalhuleu, it's 15:33 in Sofia.
With a 9-hour time difference, expect significant jet lag.

## Related

- [Retalhuleu Airport (RER)](https://www.flightduration.online/airport/rer-retalhuleu-retalhuleu-airport/1ef266df-5cf0-6772-99c5-06bb2780ed98)
- [Sofia Airport (SOF)](https://www.flightduration.online/airport/sof-sofia-sofia-airport/1ef266df-436b-611c-bff1-06bb2780ed98)
- [Flight duration calculator](/#calculator)