# Distance from Kathmandu (KTM) to San Cristobal (SCY)

> 16,989 km · estimated flight time 21h · Ultra-long-haul route.

## Summary

- **Distance**: 16,989 km / 10,556 mi / 9,173 nm
- **Estimated flight time**: 21h
- **Heading**: 349° (north)
- **Return heading**: 10° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (Nepal) → Ecuador
- **Intercontinental**: Asia → South America
- **Time difference**: -11.75h (When it's 03:17 in Kathmandu, it's 15:32 in San Cristobal)
- **Elevation difference**: 4,328 ft (SCY 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

### [San Cristobal Airport (SCY)](https://www.flightduration.online/airport/scy-san-cristobal-san-cristobal-airport/1ef266df-a599-6370-9f09-06bb2780ed98)

- City: San Cristobal, Ecuador
- ICAO: SEST
- Timezone: Pacific/Galapagos
- Coordinates: -0.910000, -89.620000
- Elevation: 62 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 03:17 in Kathmandu, it's 15:32 in San Cristobal.
With a 11.75-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)
- [San Cristobal Airport (SCY)](https://www.flightduration.online/airport/scy-san-cristobal-san-cristobal-airport/1ef266df-a599-6370-9f09-06bb2780ed98)
- [Flight duration calculator](/#calculator)