Cheap Flights from St. Catharines (YCM) to Montreal (YUL)

Popular airlines from St. Catharines, ON (YCM-Niagara District) to Montreal–Trudeau Intl. Airport (YUL)

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Frequently asked questions

How much does a flight from St. Catharines, ON (YCM-Niagara District) to Pierre Elliott Trudeau Intl. Airport (YUL) cost?
Secure a cheap one-way flight or cheap return flight from St. Catharines, ON (YCM-Niagara District) to Pierre Elliott Trudeau Intl. Airport (YUL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from St. Catharines, ON (YCM-Niagara District) to Pierre Elliott Trudeau Intl. Airport (YUL)?
The cheapest month to fly from YCM to YUL is , when demand is low. Off-peak months are usually when better flight deals are available between these airports.
Which airlines fly direct from St. Catharines, ON (YCM-Niagara District) to Pierre Elliott Trudeau Intl. Airport (YUL)?
You can't catch a direct flight from St. Catharines, ON (YCM-Niagara District) to Pierre Elliott Trudeau Intl. Airport (YUL). However, you can easily reach Montreal without any layovers by taking off from Pearson Intl. Airport (YYZ).
What is the cheapest airline that flies from St. Catharines, ON (YCM-Niagara District) to Pierre Elliott Trudeau Intl. Airport (YUL)?
To find the cheapest airline flying from YCM to YUL, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from St. Catharines, ON (YCM-Niagara District) to Pierre Elliott Trudeau Intl. Airport (YUL)?
There are no daily direct flights available from St. Catharines, ON (YCM-Niagara District) to Pierre Elliott Trudeau Intl. Airport (YUL). But you can opt for flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be cruising above the clouds in no time.
What day of the week has the most flights from YCM to YUL?
You'll usually find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from St. Catharines, ON (YCM-Niagara District) to Pierre Elliott Trudeau Intl. Airport (YUL)?
To avoid possible delays on the St. Catharines, ON (YCM-Niagara District) to Pierre Elliott Trudeau Intl. Airport (YUL) route, travel before 3 PM. Later departures have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from St. Catharines, ON (YCM-Niagara District) to Pierre Elliott Trudeau Intl. Airport (YUL) last-minute?
Holding off until just before your departure to book a ticket from YCM to YUL often results in higher prices. While it's possible to find some last-minute deals, they're not always guaranteed. Keep your travel schedule open to maximize your chances of landing a bargain.
Is it cheaper to book a YCM to YUL flight and hotel package?
Compared with arranging flights and hotels separately, booking a YCM to YUL flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one easy place will take the stress out of planning your trip. Simply secure your flights and select from our extensive range of hotels, then tailor your trip with other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from St. Catharines, ON (YCM-Niagara District) to Pierre Elliott Trudeau Intl. Airport (YUL)?
Usually, it's possible to reschedule or cancel your YCM to YUL flight. However, if it's been more than 24 hours since booking, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Origin airport
Niagara District
Destination airport
Pierre Elliott Trudeau Intl.
Distance
310 mi

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St. Catharines to Montreal Flights

The cheapest times to fly from St. Catharines to Montreal

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from St. Catharines to Montreal are during the month of . You can find some of the cheapest flights from St. Catharines to Montreal with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from St. Catharines to Montreal

Sunday is one of the best days to book for cheap flights from St. Catharines to Montreal: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from St. Catharines to Montreal

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from St. Catharines to Montreal in 2026. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap St. Catharines to Montreal flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your St. Catharines to Montreal airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

St. Catharines to Montreal Flights

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