# Distance from Buenos Aires (AEP) to Kathmandu (KTM)

> 16,504 km · estimated flight time 20h · Ultra-long-haul route.

## Summary

- **Distance**: 16,504 km / 10,255 mi / 8,911 nm
- **Estimated flight time**: 20h
- **Heading**: 92° (east)
- **Return heading**: 248° (west southwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Argentina) → Nepal
- **Intercontinental**: South America → Asia
- **Time difference**: +8.75h (When it's 22:46 in Buenos Aires, it's 07:31 in Kathmandu)
- **Elevation difference**: 4,372 ft (KTM 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

### [Tribhuvan International Airport (KTM)](https://www.flightduration.online/airport/ktm-kathmandu-tribhuvan-international-airport/1ef266df-f304-6ec0-afd1-06bb2780ed98)

- City: Kathmandu, Nepal
- ICAO: VNKT
- Timezone: Asia/Kathmandu
- Coordinates: 27.700000, 85.360000
- Elevation: 4,390 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 22:46 in Buenos Aires, it's 07:31 in Kathmandu.
With a 8.75-hour time difference, expect significant jet lag.

## Related

- [Jorge Newbery Airpark (AEP)](https://www.flightduration.online/airport/aep-buenos-aires-jorge-newbery-airpark/1ef266df-90fd-6222-98d7-06bb2780ed98)
- [Tribhuvan International Airport (KTM)](https://www.flightduration.online/airport/ktm-kathmandu-tribhuvan-international-airport/1ef266df-f304-6ec0-afd1-06bb2780ed98)
- [Flight duration calculator](/#calculator)