# Distance from Kathmandu (KTM) to Stewart (ZST)

> 10,131 km · estimated flight time 13h · Ultra-long-haul route.

## Summary

- **Distance**: 10,131 km / 6,295 mi / 5,470 nm
- **Estimated flight time**: 13h
- **Heading**: 19° (north northeast)
- **Return heading**: 329° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Nepal) → Canada
- **Intercontinental**: Asia → North America
- **Time difference**: -12.75h (When it's 08:08 in Kathmandu, it's 19:23 in Stewart)
- **Elevation difference**: 4,366 ft (ZST 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

### [Stewart Airport (ZST)](https://www.flightduration.online/airport/zst-stewart-stewart-airport/1ef266de-b4f3-6696-8db7-06bb2780ed98)

- City: Stewart, Canada
- ICAO: CZST
- Timezone: America/Vancouver
- Coordinates: 55.940000, -129.980000
- Elevation: 24 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 08:08 in Kathmandu, it's 19:23 in Stewart.
With a 12.75-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)
- [Stewart Airport (ZST)](https://www.flightduration.online/airport/zst-stewart-stewart-airport/1ef266de-b4f3-6696-8db7-06bb2780ed98)
- [Flight duration calculator](/#calculator)