# Distance from Buenos Aires (AEP) to Cheyenne (CYS)

> 9,661 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,661 km / 6,003 mi / 5,217 nm
- **Estimated flight time**: 12h
- **Heading**: 327° (north northwest)
- **Return heading**: 143° (southeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Argentina) → United States
- **Intercontinental**: South America → North America
- **Time difference**: -3h (When it's 18:50 in Buenos Aires, it's 15:50 in Cheyenne)
- **Elevation difference**: 6,142 ft (CYS is higher than AEP)

## Airports

### [Jorge Newbery Airpark (AEP)](https://www.flightduration.online/airport/aep-buenos-aires-jorge-newbery-airpark/1ef266df-90fd-6222-98d7-06bb2780ed98)

- City: Buenos Aires, Argentina
- ICAO: SABE
- Timezone: America/Argentina/Buenos_Aires
- Coordinates: -34.560000, -58.420000
- Elevation: 18 ft

### [Cheyenne Regional/Jerry Olson Field (CYS)](https://www.flightduration.online/airport/cys-cheyenne-cheyenne-regionaljerry-olson-field/1ef266df-15b7-6d38-88b6-06bb2780ed98)

- City: Cheyenne, United States
- ICAO: KCYS
- Timezone: America/Denver
- Coordinates: 41.160000, -104.810000
- Elevation: 6,160 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 18:50 in Buenos Aires, it's 15:50 in Cheyenne.
The 3-hour time difference may cause some jet lag.

## Related

- [Jorge Newbery Airpark (AEP)](https://www.flightduration.online/airport/aep-buenos-aires-jorge-newbery-airpark/1ef266df-90fd-6222-98d7-06bb2780ed98)
- [Cheyenne Regional/Jerry Olson Field (CYS)](https://www.flightduration.online/airport/cys-cheyenne-cheyenne-regionaljerry-olson-field/1ef266df-15b7-6d38-88b6-06bb2780ed98)
- [Flight duration calculator](/#calculator)