# Distance from Kolkata (CCU) to Rocky Mountain House (YRM)

> 11,365 km · estimated flight time 14h · Ultra-long-haul route.

## Summary

- **Distance**: 11,365 km / 7,062 mi / 6,136 nm
- **Estimated flight time**: 14h
- **Heading**: 14° (north northeast)
- **Return heading**: 338° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (India) → Canada
- **Intercontinental**: Asia → North America
- **Time difference**: -11.5h (When it's 09:26 in Kolkata, it's 21:56 in Rocky Mountain House)
- **Elevation difference**: 3,228 ft (YRM 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

### [Rocky Mountain House Airport (YRM)](https://www.flightduration.online/airport/yrm-rocky-mountain-house-rocky-mountain-house-airport/1ef266de-b25c-6748-bc61-06bb2780ed98)

- City: Rocky Mountain House, Canada
- ICAO: CYRM
- Timezone: America/Edmonton
- Coordinates: 52.430000, -114.900000
- Elevation: 3,244 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 09:26 in Kolkata, it's 21:56 in Rocky Mountain House.
With a 11.5-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)
- [Rocky Mountain House Airport (YRM)](https://www.flightduration.online/airport/yrm-rocky-mountain-house-rocky-mountain-house-airport/1ef266de-b25c-6748-bc61-06bb2780ed98)
- [Flight duration calculator](/#calculator)