# Distance from Athens (ATH) to Porto Alegre (QNS)

> 10,845 km · estimated flight time 14h · Ultra-long-haul route.

## Summary

- **Distance**: 10,845 km / 6,739 mi / 5,856 nm
- **Estimated flight time**: 14h
- **Heading**: 238° (west southwest)
- **Return heading**: 50° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Greece) → Brazil
- **Intercontinental**: Europe → South America
- **Time difference**: -6h (When it's 06:13 in Athens, it's 00:13 in Porto Alegre)
- **Elevation difference**: 282 ft (QNS is lower than ATH)

## Airports

### [Eleftherios Venizelos International Airport (ATH)](https://www.flightduration.online/airport/ath-athens-eleftherios-venizelos-international-airport/1ef266df-4dd8-66cc-be87-06bb2780ed98)

- City: Athens, Greece
- ICAO: LGAV
- Timezone: Europe/Athens
- Coordinates: 37.940000, 23.940000
- Elevation: 308 ft

### [Canoas Airport (QNS)](https://www.flightduration.online/airport/qns-porto-alegre-canoas-airport/1ef266df-9435-6fac-8a08-06bb2780ed98)

- City: Porto Alegre, Brazil
- ICAO: SBCO
- Timezone: America/Sao_Paulo
- Coordinates: -29.950000, -51.140000
- Elevation: 26 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 06:13 in Athens, it's 00:13 in Porto Alegre.
With a 6-hour time difference, expect significant jet lag.

## Related

- [Eleftherios Venizelos International Airport (ATH)](https://www.flightduration.online/airport/ath-athens-eleftherios-venizelos-international-airport/1ef266df-4dd8-66cc-be87-06bb2780ed98)
- [Canoas Airport (QNS)](https://www.flightduration.online/airport/qns-porto-alegre-canoas-airport/1ef266df-9435-6fac-8a08-06bb2780ed98)
- [Flight duration calculator](/#calculator)