Calgary International Airport, located in Calgary, Alberta, Canada, is a bustling transportation hub and one of the busiest airports in the country. Situated approximately 17 kilometers northeast of downtown Calgary, the airport serves as a gateway to both domestic and international destinations. It is the largest airport in the province of Alberta, Canada and fourth-busiest in Canada by passenger traffic.

Calgary is home of Westjet and Low-Cost carrier Lynx Air, focus city for Air Canada, and home of the main manufacturing plants of Viking, where Twin Otters and CL-415s are manufactured. Calgary also hosts the longest runway in Canada, as well as the tallest control tower in Canada.