# Distance from Chapelco/San Martin de los Andes (CPC) to Kathmandu (KTM)

> 17,458 km · estimated flight time 22h · Ultra-long-haul route.

## Summary

- **Distance**: 17,458 km / 10,848 mi / 9,427 nm
- **Estimated flight time**: 22h
- **Heading**: 115° (east southeast)
- **Return heading**: 231° (southwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Argentina) → Nepal
- **Intercontinental**: South America → Asia
- **Time difference**: +8.75h (When it's 10:08 in Chapelco/San Martin de los Andes, it's 18:53 in Kathmandu)
- **Elevation difference**: 1,821 ft (KTM is higher than CPC)

## Airports

### [Aviador C. Campos Airport (CPC)](https://www.flightduration.online/airport/cpc-chapelcosan-martin-de-los-andes-aviador-c-campos-airport/1ef266df-939f-66e2-ba81-06bb2780ed98)

- City: Chapelco/San Martin de los Andes, Argentina
- ICAO: SAZY
- Timezone: America/Argentina/Salta
- Coordinates: -40.080000, -71.140000
- Elevation: 2,569 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 10:08 in Chapelco/San Martin de los Andes, it's 18:53 in Kathmandu.
With a 8.75-hour time difference, expect significant jet lag.

## Related

- [Aviador C. Campos Airport (CPC)](https://www.flightduration.online/airport/cpc-chapelcosan-martin-de-los-andes-aviador-c-campos-airport/1ef266df-939f-66e2-ba81-06bb2780ed98)
- [Tribhuvan International Airport (KTM)](https://www.flightduration.online/airport/ktm-kathmandu-tribhuvan-international-airport/1ef266df-f304-6ec0-afd1-06bb2780ed98)
- [Flight duration calculator](/#calculator)