Cheap Flights from Ottawa (YOW) to St. Catharines (YCM)

Popular airlines from Ottawa International Airport (YOW) to St. Catharines, ON (YCM-Niagara District)

Frequently asked questions

How much does a flight from Macdonald-Cartier Intl. Airport (YOW) to St. Catharines, ON (YCM-Niagara District) cost?
Lock in a cheap one-way flight or cheap return flight from Macdonald-Cartier Intl. Airport (YOW) to St. Catharines, ON (YCM-Niagara District) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Macdonald-Cartier Intl. Airport (YOW) to St. Catharines, ON (YCM-Niagara District)?
The cheapest month to fly from YOW to YCM is , when demand is low. Off-peak months are generally when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Macdonald-Cartier Intl. Airport (YOW) to St. Catharines, ON (YCM-Niagara District)?
To find the cheapest airline flying from YOW to YCM, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Macdonald-Cartier Intl. Airport (YOW) to St. Catharines, ON (YCM-Niagara District)?
You'll need to take a flight with a layover if you're traveling from Macdonald-Cartier Intl. Airport (YOW) to St. Catharines, ON (YCM-Niagara District). Direct flights don't operate daily on this route. However, just filter your search to include one or more stops to find an option that works for you.
What day of the week has the most flights from YOW to YCM?
You'll usually find Tuesday the quietest day for flights, while Fridays are often 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 Macdonald-Cartier Intl. Airport (YOW) to St. Catharines, ON (YCM-Niagara District)?
To touch down at St. Catharines, ON (YCM-Niagara District) without delays, opt for a flight that leaves Macdonald-Cartier Intl. Airport (YOW) 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.
What airports do you fly into for Niagara-on-the-Lake from Macdonald-Cartier Intl. Airport (YOW)?
Hop on a direct flight from Macdonald-Cartier Intl. Airport (YOW) to Niagara-on-the-Lake and touch down at Pearson Intl. Airport (YYZ). Another entry point into the city is Billy Bishop Toronto City Airport (YTZ).
Is it cheaper to buy a plane ticket from Macdonald-Cartier Intl. Airport (YOW) to St. Catharines, ON (YCM-Niagara District) last-minute?
Waiting until just before your departure to book a ticket from YOW to YCM 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 for the best chance of scoring a bargain.
Is it cheaper to book a YOW to YCM flight and hotel package?
Compared with arranging flights and hotels separately, booking a YOW to YCM flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one easy place takes the hassle out of travel planning. Simply secure your flights and select from our extensive range of stays, then tailor your trip with extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Macdonald-Cartier Intl. Airport (YOW) to St. Catharines, ON (YCM-Niagara District)?
You can usually reschedule or cancel your YOW to YCM flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Travel information

Origin airport
Macdonald-Cartier Intl.
Destination airport
Niagara District
Distance
227 mi

Book with confidence

Book with confidence

Ottawa to St. Catharines Flights

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

 

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

Sunday is one of the best days to book for cheap flights from Ottawa 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 Ottawa 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 Ottawa 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 Ottawa 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 Ottawa 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.

 

Ottawa to St. Catharines Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.