# Distance from Kathmandu (KTM) to Ushuahia (USH)

> 16,326 km · estimated flight time 20h · Ultra-long-haul route.

## Summary

- **Distance**: 16,326 km / 10,144 mi / 8,815 nm
- **Estimated flight time**: 20h
- **Heading**: 208° (south southwest)
- **Return heading**: 134° (southeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Nepal) → Argentina
- **Intercontinental**: Asia → South America
- **Time difference**: -8.75h (When it's 10:02 in Kathmandu, it's 01:17 in Ushuahia)
- **Elevation difference**: 4,288 ft (USH 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

### [Malvinas Argentinas Airport (USH)](https://www.flightduration.online/airport/ush-ushuahia-malvinas-argentinas-airport/1ef266df-92fc-66c2-adc1-06bb2780ed98)

- City: Ushuahia, Argentina
- ICAO: SAWH
- Timezone: America/Argentina/Ushuaia
- Coordinates: -54.840000, -68.300000
- Elevation: 102 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 10:02 in Kathmandu, it's 01:17 in Ushuahia.
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)
- [Malvinas Argentinas Airport (USH)](https://www.flightduration.online/airport/ush-ushuahia-malvinas-argentinas-airport/1ef266df-92fc-66c2-adc1-06bb2780ed98)
- [Flight duration calculator](/#calculator)