Travelers In Canada Affected As Montreal-Trudeau International Airport Recorded 35 Delays And 10 Cancelled Flights, Impacting PAL, Jazz, Porter, Air Canada, And Other Airlines Across Toronto, Halifax, Chicago, And More Routes

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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May 12, 2026 2:32 AM

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Montreal-Trudeau International Airport (YUL) experienced disruptions today, with 35 delays and 10 cancellations reported across multiple domestic and international routes. The most affected airlines included PAL Airlines (3 cancellations, 1 delay), Air Canada (3 cancellations, 4 delays), Porter Airlines (2 cancellations), and Jazz (10 delays, 2 cancellations). Additional operational disruptions were also recorded for American Airlines, Emirates, Qatar Airways, Air France, WestJet, Air Canada Rouge, Flair Airlines, Avianca, and Edelweiss Air.
Among the airports seeing the highest impact alongside Montreal-Trudeau were Toronto Pearson International Airport, Toronto City Centre Airport, Ottawa Macdonald-Cartier International Airport, Quebec City Jean Lesage International Airport, Halifax International Airport, Dallas-Fort Worth International Airport, and Charles de Gaulle Airport in Paris. Travelers flying between major Canadian cities including Montreal, Toronto, Ottawa, Halifax, Calgary, Vancouver, Quebec City, and Saguenay experienced varying levels of schedule adjustments throughout the day. International routes connected to France, Switzerland, the United States, Qatar, Colombia, Morocco, and the United Arab Emirates also reported delays.

• May 12: Montreal-Trudeau International Airport recorded 35 flight delays and 10 cancellations across domestic and international services.
• PAL Airlines reported the highest number of cancellations with 3 cancelled flights and an additional delay.
• Air Canada faced operational disruption with 3 cancellations and 4 delayed flights.
• Jazz, operating regional Air Canada services, reported the highest number of delays with 10 delayed flights.
• Flight interruptions extended to routes involving Toronto Pearson, Ottawa, Quebec City, Halifax, Calgary, Vancouver, Dallas, Chicago, Paris, Zurich, Dubai, and Doha.
• Porter Airlines experienced 2 cancellations, while American Airlines, WestJet, and Air France also reported delays.
• International carriers including Emirates, Qatar Airways, Avianca, and Edelweiss Air each faced delayed operations linked to Montreal services.
• Several regional Canadian airports including Saguenay-Bagotville, La Grande Rivière, and Wabush were also affected during the day.
• Both arriving and departing passengers at Montreal-Trudeau encountered schedule adjustments affecting connections across Canada and abroad.

Airlines Facing The Most Flight Disruptions

PAL Airlines

PAL Airlines experienced the highest cancellation count at Montreal-Trudeau today, reporting 3 cancelled flights alongside an additional delay. The carrier’s regional operations were among the most impacted during the day’s disruptions, particularly on domestic Canadian routes.

Air Canada

Air Canada reported 3 cancellations and 4 delays, making it one of the busiest airlines affected at Montreal-Trudeau. Multiple services connecting Montreal with major Canadian cities experienced schedule changes, contributing to passenger disruptions throughout the day.

Jazz

Jazz, which operates many regional flights on behalf of Air Canada, recorded the highest number of delays with 10 delayed flights and 2 cancellations. The airline saw disruptions affecting regional connections between Montreal and several Canadian destinations.

Porter Airlines

Porter Airlines faced 2 cancellations at Montreal-Trudeau today. Routes involving eastern Canadian cities, including Toronto-area services, were among those impacted during the operational slowdown.

American Airlines

American Airlines did not report cancellations at Montreal-Trudeau but still experienced delays affecting flights linked to major U.S. hubs, including services associated with Dallas-Fort Worth and Philadelphia.

Air Canada Rouge

Air Canada Rouge recorded 2 delayed flights as operations across the wider Air Canada network continued to experience adjustments. Leisure-focused services connected to Montreal also saw minor schedule interruptions.

WestJet

WestJet reported delays tied to Montreal operations, affecting passengers traveling on domestic Canadian routes. Some schedule changes also impacted connections beyond western Canada.

Emirates and Qatar Airways

International carriers Emirates and Qatar Airways each recorded delays involving flights connected to Dubai International Airport and Hamad International Airport in Doha. These disruptions affected long-haul travelers moving between Canada and the Middle East.

What Should Affected Passengers Do?

• Travelers should regularly monitor their airline’s official website or mobile application for updated departure times, gate changes, and rebooking information throughout the day.
• Passengers connecting through heavily affected airports such as Montreal, Toronto, Ottawa, and Halifax may benefit from arriving earlier than usual due to possible schedule adjustments.
• Those with international itineraries should verify onward connections carefully, particularly for flights involving the United States, Europe, or the Middle East.
• Travelers whose flights were cancelled should contact their airline directly to review available rebooking options, alternate routing, or accommodation support policies.
• Keeping notifications enabled for airline apps and airport alerts can help passengers receive real-time operational updates more efficiently.
• Travelers are advised to remain flexible with travel arrangements, especially when flying through multiple connecting airports across Canada or the United States.
• Passengers should retain boarding passes, booking confirmations, and travel receipts in case reimbursement or travel support becomes necessary later.

Wider Overview Of Today’s Flight Disruptions

Today’s operational disruptions at Montreal-Trudeau reflected broader pressure across several major North American and international travel corridors. Airlines including Air Canada, Jazz, Porter Airlines, American Airlines, WestJet, Air France, Emirates, and Qatar Airways all experienced varying levels of delays or cancellations linked to Montreal operations.

The busiest affected Canadian airports included Montreal-Trudeau, Toronto Pearson, Toronto City Centre, Ottawa Macdonald-Cartier, Quebec City Jean Lesage, and Halifax International Airport. Regional airports such as Saguenay-Bagotville, La Grande Rivière, and Wabush also reported operational impacts during the day.

In the United States, flights connected to Dallas-Fort Worth, Chicago O’Hare, Philadelphia, Pittsburgh, Cleveland, Austin, and San Francisco experienced delays tied to Montreal schedules. Internationally, affected routes extended to airports in France, Switzerland, Morocco, Colombia, Qatar, and the United Arab Emirates.

Despite the disruptions, airport and airline operations continued throughout the day, with carriers gradually adjusting schedules and managing passenger connections across Canada and international destinations.

Author’s Note: The information presented here has been compiled manually from FlightAware and may change as airlines continue updating schedules in real time. Flight adjustments are routinely made to support operational efficiency and passenger safety. Travelers are advised to monitor live flight updates closely, review their airline’s rebooking guidelines, and remain flexible while planning their journeys.

Source: Different airports and FlightAware