# Distance from Curitiba (CWB) to Ranai-Natuna Besar Island (NTX)

> 16,623 km · estimated flight time 21h · Ultra-long-haul route.

## Summary

- **Distance**: 16,623 km / 10,329 mi / 8,975 nm
- **Estimated flight time**: 21h
- **Heading**: 131° (southeast)
- **Return heading**: 223° (southwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Brazil) → Indonesia
- **Intercontinental**: South America → Asia
- **Time difference**: +10h (When it's 14:58 in Curitiba, it's 00:58 in Ranai-Natuna Besar Island)
- **Elevation difference**: 2,981 ft (NTX is lower than CWB)

## Airports

### [Afonso Pena Airport (CWB)](https://www.flightduration.online/airport/cwb-curitiba-afonso-pena-airport/1ef266df-9442-6e5a-a41e-06bb2780ed98)

- City: Curitiba, Brazil
- ICAO: SBCT
- Timezone: America/Sao_Paulo
- Coordinates: -25.530000, -49.180000
- Elevation: 2,988 ft

### [Ranai Airport (NTX)](https://www.flightduration.online/airport/ntx-ranai-natuna-besar-island-ranai-airport/1ef266df-fd9a-6772-8db5-06bb2780ed98)

- City: Ranai-Natuna Besar Island, Indonesia
- ICAO: WION
- Timezone: Asia/Jakarta
- Coordinates: 3.910000, 108.390000
- Elevation: 7 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 14:58 in Curitiba, it's 00:58 in Ranai-Natuna Besar Island.
With a 10-hour time difference, expect significant jet lag.

## Related

- [Afonso Pena Airport (CWB)](https://www.flightduration.online/airport/cwb-curitiba-afonso-pena-airport/1ef266df-9442-6e5a-a41e-06bb2780ed98)
- [Ranai Airport (NTX)](https://www.flightduration.online/airport/ntx-ranai-natuna-besar-island-ranai-airport/1ef266df-fd9a-6772-8db5-06bb2780ed98)
- [Flight duration calculator](/#calculator)