# Distance from Niagara Falls (IAG) to Kathmandu (KTM)

> 11,980 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 11,980 km / 7,444 mi / 6,468 nm
- **Estimated flight time**: 15h
- **Heading**: 15° (north northeast)
- **Return heading**: 348° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Nepal
- **Intercontinental**: North America → Asia
- **Time difference**: +9.75h (When it's 19:25 in Niagara Falls, it's 05:10 in Kathmandu)
- **Elevation difference**: 3,798 ft (KTM is higher than IAG)

## Airports

### [Niagara Falls International Airport (IAG)](https://www.flightduration.online/airport/iag-niagara-falls-niagara-falls-international-airport/1ef266df-22d0-66a0-8c67-06bb2780ed98)

- City: Niagara Falls, United States
- ICAO: KIAG
- Timezone: America/New_York
- Coordinates: 43.110000, -78.950000
- Elevation: 592 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 19:25 in Niagara Falls, it's 05:10 in Kathmandu.
With a 9.75-hour time difference, expect significant jet lag.

## Related

- [Niagara Falls International Airport (IAG)](https://www.flightduration.online/airport/iag-niagara-falls-niagara-falls-international-airport/1ef266df-22d0-66a0-8c67-06bb2780ed98)
- [Tribhuvan International Airport (KTM)](https://www.flightduration.online/airport/ktm-kathmandu-tribhuvan-international-airport/1ef266df-f304-6ec0-afd1-06bb2780ed98)
- [Flight duration calculator](/#calculator)