# Distance from Buenos Aires (AEP) to Challis (CHL)

> 10,439 km · estimated flight time 13h · Ultra-long-haul route.

## Summary

- **Distance**: 10,439 km / 6,487 mi / 5,637 nm
- **Estimated flight time**: 13h
- **Heading**: 324° (northwest)
- **Return heading**: 137° (southeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Argentina) → United States
- **Intercontinental**: South America → North America
- **Time difference**: -3h (When it's 00:48 in Buenos Aires, it's 21:48 in Challis)
- **Elevation difference**: 5,058 ft (CHL 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

### [Challis Airport (CHL)](https://www.flightduration.online/airport/chl-challis-challis-airport/1ef266df-27a4-6eb0-8be0-06bb2780ed98)

- City: Challis, United States
- ICAO: KLLJ
- Timezone: America/Boise
- Coordinates: 44.520000, -114.220000
- Elevation: 5,076 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 00:48 in Buenos Aires, it's 21:48 in Challis.
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)
- [Challis Airport (CHL)](https://www.flightduration.online/airport/chl-challis-challis-airport/1ef266df-27a4-6eb0-8be0-06bb2780ed98)
- [Flight duration calculator](/#calculator)