# Distance from Curitiba (CWB) to Tununak (TNK)

> 13,873 km · estimated flight time 17h · Ultra-long-haul route.

## Summary

- **Distance**: 13,873 km / 8,620 mi / 7,491 nm
- **Estimated flight time**: 17h
- **Heading**: 328° (north northwest)
- **Return heading**: 81° (east)
- **Classification**: Ultra-long-haul
- **Type**: International (Brazil) → United States
- **Intercontinental**: South America → North America
- **Time difference**: -5h (When it's 01:51 in Curitiba, it's 20:51 in Tununak)
- **Elevation difference**: 2,926 ft (TNK 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

### [Tununak Airport (TNK)](https://www.flightduration.online/airport/tnk-tununak-tununak-airport/1ef266df-8a12-6002-a449-06bb2780ed98)

- City: Tununak, United States
- ICAO: POKA
- Timezone: America/Nome
- Coordinates: 60.570000, -165.250000
- Elevation: 62 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 01:51 in Curitiba, it's 20:51 in Tununak.
The 5-hour time difference may cause some jet lag.

## Related

- [Afonso Pena Airport (CWB)](https://www.flightduration.online/airport/cwb-curitiba-afonso-pena-airport/1ef266df-9442-6e5a-a41e-06bb2780ed98)
- [Tununak Airport (TNK)](https://www.flightduration.online/airport/tnk-tununak-tununak-airport/1ef266df-8a12-6002-a449-06bb2780ed98)
- [Flight duration calculator](/#calculator)