# Distance from Bucharest (OTP) to Siuna (SIU)

> 10,518 km · estimated flight time 13h · Ultra-long-haul route.

## Summary

- **Distance**: 10,518 km / 6,536 mi / 5,679 nm
- **Estimated flight time**: 13h
- **Heading**: 294° (west northwest)
- **Return heading**: 42° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Romania) → Nicaragua
- **Intercontinental**: Europe → North America
- **Time difference**: -9h (When it's 12:27 in Bucharest, it's 03:27 in Siuna)
- **Elevation difference**: 292 ft (SIU is higher than OTP)

## Airports

### [Henri Coanda International Airport (OTP)](https://www.flightduration.online/airport/otp-bucharest-henri-coanda-international-airport/1ef266df-5682-65f2-900a-06bb2780ed98)

- City: Bucharest, Romania
- ICAO: LROP
- Timezone: Europe/Bucharest
- Coordinates: 44.570000, 26.100000
- Elevation: 314 ft

### [Siuna (SIU)](https://www.flightduration.online/airport/siu-siuna-siuna/1ef266df-63b1-6278-93d7-06bb2780ed98)

- City: Siuna, Nicaragua
- ICAO: MNSI
- Timezone: America/Managua
- Coordinates: 13.730000, -84.780000
- Elevation: 606 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 12:27 in Bucharest, it's 03:27 in Siuna.
With a 9-hour time difference, expect significant jet lag.

## Related

- [Henri Coanda International Airport (OTP)](https://www.flightduration.online/airport/otp-bucharest-henri-coanda-international-airport/1ef266df-5682-65f2-900a-06bb2780ed98)
- [Siuna (SIU)](https://www.flightduration.online/airport/siu-siuna-siuna/1ef266df-63b1-6278-93d7-06bb2780ed98)
- [Flight duration calculator](/#calculator)