# Distance from Kathmandu (KTM) to Sierra Grande (SGV)

> 16,944 km · estimated flight time 21h · Ultra-long-haul route.

## Summary

- **Distance**: 16,944 km / 10,528 mi / 9,149 nm
- **Estimated flight time**: 21h
- **Heading**: 232° (southwest)
- **Return heading**: 111° (east southeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Nepal) → Argentina
- **Intercontinental**: Asia → South America
- **Time difference**: -8.75h (When it's 00:53 in Kathmandu, it's 16:08 in Sierra Grande)
- **Elevation difference**: 3,702 ft (SGV 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

### [Sierra Grande Airport (SGV)](https://www.flightduration.online/airport/sgv-sierra-grande-sierra-grande-airport/1ef266df-92d2-6520-a7c5-06bb2780ed98)

- City: Sierra Grande, Argentina
- ICAO: SAVS
- Timezone: America/Argentina/Salta
- Coordinates: -41.590000, -65.340000
- Elevation: 688 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 00:53 in Kathmandu, it's 16:08 in Sierra Grande.
With a 8.75-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)
- [Sierra Grande Airport (SGV)](https://www.flightduration.online/airport/sgv-sierra-grande-sierra-grande-airport/1ef266df-92d2-6520-a7c5-06bb2780ed98)
- [Flight duration calculator](/#calculator)