Flights Cancelled Sweeping Canada As Calgary, Montreal, Toronto, Vancouver, Quebec City, Ottawa, St. John’s, And More Cancel 44 And Delay 345 Flights, Disrupting Air Canada, WestJet, Jazz, PAL, Air Transat, And Others

Written By: Ryan Rashid

Ryan Rashid

Ryan Rashid writes news that people actually find and finish reading. Ryan has a knack for turning jargon-heavy updates into engaging journalism anyone can follow in under a minute. An English graduate from Calcutta University, he pairs sharp writing instincts with a solid grip on what makes a story travel online. He keeps a close eye on what's trending and what's about to, so stories land while they still matter. Underneath the fast pace, there's always solid research and clean editing holding it together.

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June 26, 2026 1:11 AM

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Flight cancellations surged in Canada today, as 44 cancellations and 345 flight delays stranded passengers across Toronto Pearson, Montreal, Vancouver, Toronto City Centre, Calgary, Halifax, Ottawa, Quebec City, St. John’s, and Iles-de-la-Madeleine. The highest number of disruptions were reported among Air Canada, Jazz (ACA), WestJet, Porter Airlines, PAL Airlines, Air Canada Rouge, Air Transat, and Pascan Aviation, while other well-known carriers including American Airlines, United, Lufthansa, KLM, Discover, Condor, and WestJet Encore also experienced delays or cancellations across multiple routes.

• Toronto Pearson recorded the highest number of delays with 122, along with 9 cancellations.
• Montreal experienced 69 delays and 12 cancellations, the highest cancellation count among the airports.
• Vancouver reported 52 delays and 7 cancellations.
• Toronto City Centre recorded 20 delays and 8 cancellations, heavily affecting Jazz (ACA) and Porter Airlines.
• Air Canada and Jazz (ACA) remained the airlines with the highest number of overall disruptions.

Airports Facing the Biggest Flight Disruptions Across Canada

Toronto Pearson

Toronto Pearson recorded the highest number of delays today with 122, alongside 9 cancellations. Air Canada led the disruptions with 36 delayed and four cancelled flights, while Jazz (ACA), Air Canada Rouge, WestJet, Porter Airlines and United also experienced operational impacts.

Montreal

Montreal recorded 69 delays and 12 cancellations, making it the airport with the highest number of cancellations. Jazz (ACA), Air Canada, PAL Airlines, Porter Airlines, Air Transat and WestJet were among the most affected carriers.

Vancouver

Vancouver experienced 52 delays and 7 cancellations. Air Canada, Jazz (ACA), American Airlines, Lufthansa, Pacific Coastal Airlines and WestJet Encore were among the airlines impacted.

Calgary

Calgary reported 28 delays and 1 cancellation. WestJet accounted for nearly half of all reported delays, while Jazz (ACA), American Airlines, Discover, Cargojet, Condor and Central Mountain also experienced disruptions.

Toronto City Centre

Toronto City Centre recorded 20 delays and 8 cancellations. Jazz (ACA) and Porter Airlines accounted for all reported cancellations and delays at the airport.

Halifax

Halifax experienced 18 delays and 2 cancellations, with WestJet, Air Canada, PAL Airlines and Discover among the airlines affected.

Ottawa

Ottawa recorded 17 delays and 1 cancellation. Porter Airlines, Jazz (ACA), PAL Airlines, Air Canada, Cargojet and GoJet (UAL) experienced operational disruptions.

Quebec City

Quebec City registered 13 delays and 1 cancellation. Pascan Aviation recorded the highest number of delays, while Air Canada, PAL Airlines, Air Transat, Air Inuit, Air Liaison, Central Mountain and Jet Aviation also reported disruptions.

St. John’s

St. John’s experienced 3 delays and 1 cancellation, with PAL Airlines accounting for all reported disruptions.

Iles-de-la-Madeleine

Iles-de-la-Madeleine recorded 3 delays and 2 cancellations. PAL Airlines experienced both cancellations, while Pascan Aviation handled the delayed flights.

Airlines Recording the Highest Number of Disruptions

Air Canada

Air Canada recorded the highest overall number of delays with 71, along with 10 cancellations, affecting flights through Toronto Pearson, Montreal, Vancouver, Halifax, Ottawa and Quebec.

Jazz (ACA)

Jazz (ACA) reported 65 delays and 13 cancellations, making it the airline with the highest number of cancellations across the airports covered.

WestJet

WestJet experienced 32 delays and 2 cancellations, with Calgary and Toronto Pearson contributing the largest share of disruptions.

Porter Airlines

Porter Airlines registered 21 delays and 6 cancellations, particularly at Toronto City Centre, Ottawa, Montreal and Toronto Pearson.

PAL Airlines

PAL Airlines recorded 18 delays and 7 cancellations, affecting services through Montreal, Halifax, Quebec, St. John’s, Ottawa and Iles-de-la-Madeleine.

Air Canada Rouge

Air Canada Rouge reported 14 delays and 1 cancellation, primarily at Toronto Pearson.

Air Transat

Air Transat recorded 8 delays, mainly through Montreal and Quebec.

Pascan Aviation

Pascan Aviation experienced 7 delays, with operations affected in Quebec and Iles-de-la-Madeleine.

Advice for Travelers Impacted by Flight Disruptions

• Check your airline’s latest flight status before leaving for the airport.
• Allow additional travel time if passing through busy airports such as Toronto Pearson, Montreal or Vancouver.
• Review your airline’s rebooking and passenger assistance policies.
• Keep notifications enabled for schedule changes and gate updates.
• Stay in contact with your airline if your itinerary includes connecting flights.
• Prepare for possible schedule adjustments when traveling through major Canadian airports.

What Is Causing Flight Delays And Cancellations Across Canada?

Flight delays and cancellations resulted from a combination of operational factors, including aircraft arriving behind schedule, crew scheduling constraints, routine maintenance, air traffic flow restrictions and network adjustments. As airlines work to keep their operations running efficiently, disruptions at one airport can ripple through the system, affecting flights at multiple destinations.

Canada Continues To Experience Flight Cancellations

Flight cancellations continued across several Canadian cities today, June 26, with Toronto, Montreal, Vancouver, Calgary, Halifax, Ottawa, Quebec City, and St. John’s all reporting delays or cancellations. Air Canada, Jazz (ACA), WestJet, Porter Airlines, PAL Airlines and Air Canada Rouge were among the airlines most affected, while Air Transat, American Airlines, United, Lufthansa, KLM and Discover also experienced disruptions. Author’s Observation: Flight information is based on FlightAware and may change with live updates. Travelers should monitor schedules and stay flexible with their plans.
As airlines continue adjusting operations throughout the day, travelers flying through Toronto, Montreal, Vancouver and Calgary, along with several regional airports, are encouraged to monitor their flight status before departure.


Source: FlightAware and Different Airports