# Distance from Kathmandu (KTM) to Santa Cruz (RZA)

> 16,695 km · estimated flight time 21h · Ultra-long-haul route.

## Summary

- **Distance**: 16,695 km / 10,374 mi / 9,014 nm
- **Estimated flight time**: 21h
- **Heading**: 215° (southwest)
- **Return heading**: 129° (southeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Nepal) → Argentina
- **Intercontinental**: Asia → South America
- **Time difference**: -8.75h (When it's 09:28 in Kathmandu, it's 00:43 in Santa Cruz)
- **Elevation difference**: 4,026 ft (RZA 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

### [Santa Cruz Airport (RZA)](https://www.flightduration.online/airport/rza-santa-cruz-santa-cruz-airport/1ef266df-931f-6a28-9c7e-06bb2780ed98)

- City: Santa Cruz, Argentina
- ICAO: SAWU
- Timezone: America/Argentina/Rio_Gallegos
- Coordinates: -50.020000, -68.580000
- Elevation: 364 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 09:28 in Kathmandu, it's 00:43 in Santa Cruz.
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)
- [Santa Cruz Airport (RZA)](https://www.flightduration.online/airport/rza-santa-cruz-santa-cruz-airport/1ef266df-931f-6a28-9c7e-06bb2780ed98)
- [Flight duration calculator](/#calculator)