# Distance from Concepcion (CIO) to Kathmandu (KTM)

> 16,267 km · estimated flight time 20h · Ultra-long-haul route.

## Summary

- **Distance**: 16,267 km / 10,108 mi / 8,783 nm
- **Estimated flight time**: 20h
- **Heading**: 75° (east northeast)
- **Return heading**: 269° (west)
- **Classification**: Ultra-long-haul
- **Type**: International (Paraguay) → Nepal
- **Intercontinental**: South America → Asia
- **Time difference**: +8.75h (When it's 15:40 in Concepcion, it's 00:25 in Kathmandu)
- **Elevation difference**: 4,137 ft (KTM is higher than CIO)

## Airports

### [Teniente Col Carmelo Peralta Airport (CIO)](https://www.flightduration.online/airport/cio-concepcion-teniente-col-carmelo-peralta-airport/1ef266df-a5e5-684c-b692-06bb2780ed98)

- City: Concepcion, Paraguay
- ICAO: SGCO
- Timezone: America/Asuncion
- Coordinates: -23.440000, -57.430000
- Elevation: 253 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 15:40 in Concepcion, it's 00:25 in Kathmandu.
With a 8.75-hour time difference, expect significant jet lag.

## Related

- [Teniente Col Carmelo Peralta Airport (CIO)](https://www.flightduration.online/airport/cio-concepcion-teniente-col-carmelo-peralta-airport/1ef266df-a5e5-684c-b692-06bb2780ed98)
- [Tribhuvan International Airport (KTM)](https://www.flightduration.online/airport/ktm-kathmandu-tribhuvan-international-airport/1ef266df-f304-6ec0-afd1-06bb2780ed98)
- [Flight duration calculator](/#calculator)