# Distance from Dayrestan Airport (GSM) to Calgary (YYC)

> 11,301 km · estimated flight time 14h · Ultra-long-haul route.

## Summary

- **Distance**: 11,301 km / 7,022 mi / 6,102 nm
- **Estimated flight time**: 14h
- **Heading**: 354° (north)
- **Return heading**: 9° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (Iran) → Canada
- **Intercontinental**: Asia → North America
- **Time difference**: -9.5h (When it's 01:16 in Dayrestan Airport, it's 15:46 in Calgary)
- **Elevation difference**: 3,512 ft (YYC is higher than GSM)

## Airports

### [Dayrestan Airport (GSM)](https://www.flightduration.online/airport/gsm-dayrestan-airport/1ef266df-7dd7-65b2-95bc-06bb2780ed98)

- City: Dayrestan Airport, Iran
- ICAO: OIKQ
- Timezone: Asia/Tehran
- Coordinates: 26.750000, 55.900000
- Elevation: 45 ft

### [Calgary International Airport (YYC)](https://www.flightduration.online/airport/yyc-calgary-calgary-international-airport/1ef266de-b3e4-6fe8-ad4a-06bb2780ed98)

- City: Calgary, Canada
- ICAO: CYYC
- Timezone: America/Edmonton
- Coordinates: 51.110000, -114.020000
- Elevation: 3,557 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 01:16 in Dayrestan Airport, it's 15:46 in Calgary.
With a 9.5-hour time difference, expect significant jet lag.

## Related

- [Dayrestan Airport (GSM)](https://www.flightduration.online/airport/gsm-dayrestan-airport/1ef266df-7dd7-65b2-95bc-06bb2780ed98)
- [Calgary International Airport (YYC)](https://www.flightduration.online/airport/yyc-calgary-calgary-international-airport/1ef266de-b3e4-6fe8-ad4a-06bb2780ed98)
- [Flight duration calculator](/#calculator)