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For flight-simulation use only - Do NOT use for real-world flight
Calgary International is a hot-and-high field on the eastern slope of the Rocky Mountains. Field elevation just over 3,600 ft, combined with high summer temperatures and gusty westerly chinook winds, regularly tests aircraft performance. The 14,000 ft runway 17L/35R, opened in 2014, is the longest runway in Canada and was built specifically to support heavy long-haul departures in degraded performance conditions. Air Canada operates extensive Western Canada mainline service and significant connecting traffic through Calgary.

ATIS

Live Weather

Online ATC Network Maps

Runways

The former runway 08/26 was redesignated as a taxiway on 3 October 2024.

ATC Frequencies

Airport at a Glance

ItemValue
ICAO / IATACYYC / YYC
CityCalgary, Alberta
Field elevation3,606 ft (1,099 m)
Magnetic variation15°E
Time zoneAmerica/Edmonton (MST / MDT)
Air Canada roleWestern Canada focus operation

Charts

Common Procedures

  • Runway selection: 17L/17R/35R/35L are used most of the time, paired by prevailing wind. Runway 11/29 comes into play when chinook winds from the west exceed the crosswind limit on the north/south runways.
  • Hot-and-high performance: Plan for reduced engine performance and longer takeoff distance, particularly in summer. Many narrow-body operations to longer destinations use 17L/35R for the extra margin. Pay close attention to performance calculations from SimBrief and the FMS; what fits at sea level can be marginal at YYC.
  • Chinook winds: The chinook is a warm, dry, often turbulent wind that descends from the Rockies and can swing field winds 90 degrees within minutes. Expect rapid configuration changes when a chinook event is active, including unscheduled runway swaps and brief approach delays.
  • Canada’s tallest free-standing airport control tower: The 91 m (300 ft) ATC tower opened in 2013 and is visible from most of the field. Visual reference to the tower can help with situational awareness during taxi.
  • U.S. preclearance: Available for departures to U.S. destinations.

Hot Spots and Local Hazards

  • Distance between parallels and the terminal: Runway 17L/35R is on the east side of the field, separated from the main terminal by a long taxi route. Block fuel calculations should account for an extra 15-20 minutes of taxi time to and from 17L/35R.
  • Convergent traffic during runway swaps: When the field switches between 17/35 and 11/29, expect deviations from published routing while ATC re-sequences. Listen for amended clearances and read back every change in full.
  • Mountain wave turbulence: In strong westerly flow, mountain wave activity can extend well east of the Rockies and produce moderate turbulence at cruise levels over the foothills.
  • Decommissioned 08/26 visual cues: The former runway 08/26 is now taxiway. Older sim sceneries may still show it as an active runway. Verify routings against the current airport diagram before each taxi clearance.
  • Cold-soak and freezing-fog events: Calgary sees deep cold snaps with ice fog at sunrise that can drop visibility below CAT I minimums. Plan a holdover fuel reserve in winter.

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