# Distance from Calama (CJC) to Kathmandu (KTM)

> 17,365 km · estimated flight time 21h · Ultra-long-haul route.

## Summary

- **Distance**: 17,365 km / 10,790 mi / 9,376 nm
- **Estimated flight time**: 21h
- **Heading**: 72° (east northeast)
- **Return heading**: 277° (west)
- **Classification**: Ultra-long-haul
- **Type**: International (Chile) → Nepal
- **Intercontinental**: South America → Asia
- **Time difference**: +9.75h (When it's 07:00 in Calama, it's 16:45 in Kathmandu)
- **Elevation difference**: 3,153 ft (KTM is lower than CJC)

## Airports

### [El Loa Airport (CJC)](https://www.flightduration.online/airport/cjc-calama-el-loa-airport/1ef266df-9849-6422-a5ab-06bb2780ed98)

- City: Calama, Chile
- ICAO: SCCF
- Timezone: America/Santiago
- Coordinates: -22.500000, -68.900000
- Elevation: 7,543 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 07:00 in Calama, it's 16:45 in Kathmandu.
With a 9.75-hour time difference, expect significant jet lag.

## Related

- [El Loa Airport (CJC)](https://www.flightduration.online/airport/cjc-calama-el-loa-airport/1ef266df-9849-6422-a5ab-06bb2780ed98)
- [Tribhuvan International Airport (KTM)](https://www.flightduration.online/airport/ktm-kathmandu-tribhuvan-international-airport/1ef266df-f304-6ec0-afd1-06bb2780ed98)
- [Flight duration calculator](/#calculator)