Cheap Flights from Buffalo (BUF) to St. Catharines (YCM)

Frequently asked questions

How much does a flight from Buffalo Niagara Intl. Airport (BUF) to St. Catharines, ON (YCM-Niagara District) cost?
Snag a cheap one-way flight or cheap return flight from Buffalo Niagara Intl. Airport (BUF) to St. Catharines, ON (YCM-Niagara District) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Buffalo Niagara Intl. Airport (BUF) to St. Catharines, ON (YCM-Niagara District)?
is the cheapest month to fly from BUF to YCM. Avoiding peak travel times is often the key to finding a great deal.
What is the cheapest airline that flies from Buffalo Niagara Intl. Airport (BUF) to St. Catharines, ON (YCM-Niagara District)?
To find the cheapest airline flying from BUF to YCM, use Expedia's filter tool. Customize your search based on your travel style, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Buffalo Niagara Intl. Airport (BUF) to St. Catharines, ON (YCM-Niagara District)?
Direct flights from Buffalo Niagara Intl. Airport (BUF) to St. Catharines, ON (YCM-Niagara District) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from BUF to YCM?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Buffalo Niagara Intl. Airport (BUF) to St. Catharines, ON (YCM-Niagara District)?
To touch down at St. Catharines, ON (YCM-Niagara District) on schedule, select a flight that leaves from Buffalo Niagara Intl. Airport (BUF) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**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 Buffalo Niagara Intl. Airport (BUF) to St. Catharines, ON (YCM-Niagara District) last-minute?
Booking your ticket from BUF to YCM just before your trip is typically more expensive. However, if you're flexible with your departure times and dates, you could bag a cheap last-minute fare.
Is it cheaper to book a BUF to YCM flight and hotel package?
Securing a BUF to YCM flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Pick from our extensive range of hotels and then add car rentals, activities and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Buffalo Niagara Intl. Airport (BUF) to St. Catharines, ON (YCM-Niagara District)?
If you booked your BUF to YCM flight in the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more details.

Travel information

Travel information

Origin airport
Buffalo Niagara Intl.
Destination airport
Niagara District
Distance
28 mi

Book with confidence

Book with confidence

Buffalo to St. Catharines Flights

The cheapest times to fly from Buffalo to St. Catharines

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 Buffalo to St. Catharines are during the month of . You can find some of the cheapest flights from Buffalo to St. Catharines with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from Buffalo to St. Catharines: 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 Buffalo to St. Catharines

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 Buffalo to St. Catharines in 2025. 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 Buffalo to St. Catharines 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 Buffalo to St. Catharines 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.

 

Buffalo to St. Catharines Flights

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*Available to One Key members.