# Distance from Kathmandu (KTM) to Rio Hondo (RHD)

> 17,092 km · estimated flight time 21h · Ultra-long-haul route.

## Summary

- **Distance**: 17,092 km / 10,621 mi / 9,229 nm
- **Estimated flight time**: 21h
- **Heading**: 263° (west)
- **Return heading**: 83° (east)
- **Classification**: Ultra-long-haul
- **Type**: International (Nepal) → Argentina
- **Intercontinental**: Asia → South America
- **Time difference**: -8.75h (When it's 06:12 in Kathmandu, it's 21:27 in Rio Hondo)
- **Elevation difference**: 4,120 ft (RHD 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

### [Las Termas Airport (RHD)](https://www.flightduration.online/airport/rhd-rio-hondo-las-termas-airport/1ef266df-91f1-661a-b5d2-06bb2780ed98)

- City: Rio Hondo, Argentina
- ICAO: SANH
- Timezone: America/Argentina/Cordoba
- Coordinates: -27.470000, -64.910000
- Elevation: 270 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 06:12 in Kathmandu, it's 21:27 in Rio Hondo.
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)
- [Las Termas Airport (RHD)](https://www.flightduration.online/airport/rhd-rio-hondo-las-termas-airport/1ef266df-91f1-661a-b5d2-06bb2780ed98)
- [Flight duration calculator](/#calculator)