It has year round daily flights to Edmonton, Vancouver, Calgary, Orlando, Halifax, Fort Lauderdale and Kelowna through Flair Airlines and WestJet.

In 2022, the airport ranked seventh-busiest in Canada by total aircraft movements and twentieth-busiest by passenger traffic.

CBSA officers at this airport can handle any general aviation aircraft up to 180 people with two hours prior notice.

During World War II, civilian aviation ceased at the airfield and it was used by the British Commonwealth Air Training Plan.

[citation needed] At the end of the war, there was a push for a larger and more appropriate place for private and commercial aviation in the area.

In 1948, the Waterloo-Wellington Airport Commission acquired a larger site in the Breslau, Ontario, area and a new airfield was completed there in 1950.

In November 2020, Waterloo was the busiest airport in Canada, owing to the continued operation of its flight-training businesses while much of Canadian aviation was shut down by the COVID-19 pandemic in Ontario.

[7] Using an aerial photograph A10055-8 1946 from the Geospatial Library at the University of Waterloo, it seems that the airport had two runways, crossing each other approximately in their middles.

A new general manager recruited from the Greater Toronto Airports Authority, Chris Wood, was appointed in September 2009.

In late 2005, major vacation charters (primarily to the Caribbean) began to operate during their peak season, notably Sunwing Airlines to Cancún.

[9] The Montreal flights ended in September 2012, and on 25 March 2014, Bearskin announced that they would terminate all scheduled service from the airport effective 1 April 2014.

[10] On 13 December 2011, American Airlines announced new daily nonstop flights to Chicago beginning on 14 June 2012, the airport's first destination in the United States since 2009.

This service was expected to bring $400,000 annually to the airport through landing and ramp fees with no additional costs to the region.

[20] Source:[21] The airport has service vehicles, including a dedicated snow plow, as well as their own fire suppression and rescue unit (two Oshkosh Striker 1500).

[25] On 2 September 2024, Grand River Transit began operating Route 78 that runs between Sportsworld Station and the airport.