# Distance from Kathmandu (KTM) to Puerto Aysen (WPA)

> 17,253 km · estimated flight time 21h · Ultra-long-haul route.

## Summary

- **Distance**: 17,253 km / 10,721 mi / 9,316 nm
- **Estimated flight time**: 21h
- **Heading**: 219° (southwest)
- **Return heading**: 128° (southeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Nepal) → Chile
- **Intercontinental**: Asia → South America
- **Time difference**: -9.75h (When it's 07:24 in Kathmandu, it's 21:39 in Puerto Aysen)
- **Elevation difference**: 4,360 ft (WPA is lower than KTM)

## Airports

### [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

### [Cabo 1° Juan Roman Airport (WPA)](https://www.flightduration.online/airport/wpa-puerto-aysen-cabo-1-juan-roman-airport/1ef266df-97a4-672e-bcb2-06bb2780ed98)

- City: Puerto Aysen, Chile
- ICAO: SCAS
- Timezone: America/Santiago
- Coordinates: -45.400000, -72.670000
- Elevation: 30 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 07:24 in Kathmandu, it's 21:39 in Puerto Aysen.
With a 9.75-hour time difference, expect significant jet lag.

## Related

- [Tribhuvan International Airport (KTM)](https://www.flightduration.online/airport/ktm-kathmandu-tribhuvan-international-airport/1ef266df-f304-6ec0-afd1-06bb2780ed98)
- [Cabo 1° Juan Roman Airport (WPA)](https://www.flightduration.online/airport/wpa-puerto-aysen-cabo-1-juan-roman-airport/1ef266df-97a4-672e-bcb2-06bb2780ed98)
- [Flight duration calculator](/#calculator)