# Distance from Alenquer (ALT) to Bucharest (OTP)

> 9,433 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,433 km / 5,861 mi / 5,093 nm
- **Estimated flight time**: 12h
- **Heading**: 45° (northeast)
- **Return heading**: 262° (west)
- **Classification**: Ultra-long-haul
- **Type**: International (Brazil) → Romania
- **Intercontinental**: South America → Europe
- **Time difference**: +7h (When it's 20:28 in Alenquer, it's 03:28 in Bucharest)
- **Elevation difference**: 213 ft (OTP is higher than ALT)

## Airports

### [Alenquer Airport (ALT)](https://www.flightduration.online/airport/alt-alenquer-alenquer-airport/1ef266df-a3e8-6c6a-af27-06bb2780ed98)

- City: Alenquer, Brazil
- ICAO: SDWQ
- Timezone: America/Manaus
- Coordinates: -1.920000, -54.720000
- Elevation: 101 ft

### [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

## 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 20:28 in Alenquer, it's 03:28 in Bucharest.
With a 7-hour time difference, expect significant jet lag.

## Related

- [Alenquer Airport (ALT)](https://www.flightduration.online/airport/alt-alenquer-alenquer-airport/1ef266df-a3e8-6c6a-af27-06bb2780ed98)
- [Henri Coanda International Airport (OTP)](https://www.flightduration.online/airport/otp-bucharest-henri-coanda-international-airport/1ef266df-5682-65f2-900a-06bb2780ed98)
- [Flight duration calculator](/#calculator)