# Distance from Kathmandu (KTM) to Macas (XMS)

> 16,689 km · estimated flight time 21h · Ultra-long-haul route.

## Summary

- **Distance**: 16,689 km / 10,370 mi / 9,012 nm
- **Estimated flight time**: 21h
- **Heading**: 325° (northwest)
- **Return heading**: 30° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Nepal) → Ecuador
- **Intercontinental**: Asia → South America
- **Time difference**: -10.75h (When it's 04:05 in Kathmandu, it's 17:20 in Macas)
- **Elevation difference**: 938 ft (XMS 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

### [Coronel E Carvajal Airport (XMS)](https://www.flightduration.online/airport/xms-macas-coronel-e-carvajal-airport/1ef266df-a52c-66ee-9677-06bb2780ed98)

- City: Macas, Ecuador
- ICAO: SEMC
- Timezone: America/Guayaquil
- Coordinates: -2.300000, -78.120000
- Elevation: 3,452 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 04:05 in Kathmandu, it's 17:20 in Macas.
With a 10.75-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)
- [Coronel E Carvajal Airport (XMS)](https://www.flightduration.online/airport/xms-macas-coronel-e-carvajal-airport/1ef266df-a52c-66ee-9677-06bb2780ed98)
- [Flight duration calculator](/#calculator)