# Distance from Kolkata (CCU) to Niagara-on-the-lake (YCM)

> 12,585 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,585 km / 7,820 mi / 6,795 nm
- **Estimated flight time**: 16h
- **Heading**: 350° (north)
- **Return heading**: 12° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (India) → Canada
- **Intercontinental**: Asia → North America
- **Time difference**: -9.5h (When it's 16:26 in Kolkata, it's 06:56 in Niagara-on-the-lake)
- **Elevation difference**: 305 ft (YCM is higher than CCU)

## Airports

### [Netaji Subhash Chandra Bose International Airport (CCU)](https://www.flightduration.online/airport/ccu-kolkata-netaji-subhash-chandra-bose-international-airport/1ef266df-f023-6fe4-a8d5-06bb2780ed98)

- City: Kolkata, India
- ICAO: VECC
- Timezone: Asia/Kolkata
- Coordinates: 22.650000, 88.450000
- Elevation: 16 ft

### [St Catharines / Niagara District Airport (YCM)](https://www.flightduration.online/airport/ycm-niagara-on-the-lake-st-catharines-niagara-district-airport/1ef266de-b2b5-6a64-b416-06bb2780ed98)

- City: Niagara-on-the-lake, Canada
- ICAO: CYSN
- Timezone: America/Toronto
- Coordinates: 43.190000, -79.170000
- Elevation: 321 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 16:26 in Kolkata, it's 06:56 in Niagara-on-the-lake.
With a 9.5-hour time difference, expect significant jet lag.

## Related

- [Netaji Subhash Chandra Bose International Airport (CCU)](https://www.flightduration.online/airport/ccu-kolkata-netaji-subhash-chandra-bose-international-airport/1ef266df-f023-6fe4-a8d5-06bb2780ed98)
- [St Catharines / Niagara District Airport (YCM)](https://www.flightduration.online/airport/ycm-niagara-on-the-lake-st-catharines-niagara-district-airport/1ef266de-b2b5-6a64-b416-06bb2780ed98)
- [Flight duration calculator](/#calculator)