# Distance from Bucharest (OTP) to Santarem (STM)

> 9,478 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,478 km / 5,889 mi / 5,118 nm
- **Estimated flight time**: 12h
- **Heading**: 262° (west)
- **Return heading**: 45° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Romania) → Brazil
- **Intercontinental**: Europe → South America
- **Time difference**: -6h (When it's 21:22 in Bucharest, it's 15:22 in Santarem)
- **Elevation difference**: 116 ft (STM is lower 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

### [Maestro Wilson Fonseca Airport (STM)](https://www.flightduration.online/airport/stm-santarem-maestro-wilson-fonseca-airport/1ef266df-95a3-6bc8-85d3-06bb2780ed98)

- City: Santarem, Brazil
- ICAO: SBSN
- Timezone: America/Belem
- Coordinates: -2.420000, -54.790000
- Elevation: 198 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 21:22 in Bucharest, it's 15:22 in Santarem.
With a 6-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)
- [Maestro Wilson Fonseca Airport (STM)](https://www.flightduration.online/airport/stm-santarem-maestro-wilson-fonseca-airport/1ef266df-95a3-6bc8-85d3-06bb2780ed98)
- [Flight duration calculator](/#calculator)