# Distance from Kathmandu (KTM) to South Indian Lake (XSI)

> 10,612 km · estimated flight time 13h · Ultra-long-haul route.

## Summary

- **Distance**: 10,612 km / 6,594 mi / 5,730 nm
- **Estimated flight time**: 13h
- **Heading**: 2° (north)
- **Return heading**: 356° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (Nepal) → Canada
- **Intercontinental**: Asia → North America
- **Time difference**: -10.75h (When it's 21:47 in Kathmandu, it's 11:02 in South Indian Lake)
- **Elevation difference**: 3,439 ft (XSI 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

### [South Indian Lake Airport (XSI)](https://www.flightduration.online/airport/xsi-south-indian-lake-south-indian-lake-airport/1ef266de-b4ef-6ba4-8e5a-06bb2780ed98)

- City: South Indian Lake, Canada
- ICAO: CZSN
- Timezone: America/Winnipeg
- Coordinates: 56.790000, -98.910000
- Elevation: 951 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 21:47 in Kathmandu, it's 11:02 in South Indian Lake.
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)
- [South Indian Lake Airport (XSI)](https://www.flightduration.online/airport/xsi-south-indian-lake-south-indian-lake-airport/1ef266de-b4ef-6ba4-8e5a-06bb2780ed98)
- [Flight duration calculator](/#calculator)