
Popular airlines to St. Catharines
- Delta
Delta
- American Airlines
American Airlines
- United
United
- Air Canada
Air Canada
- WestJet
WestJet
- Porter Airlines
Porter Airlines
- JetBlue Airways
JetBlue Airways
- Plan, book, fly with confidence
trending down icon Be in the knowGet alerts if flight prices drop or rise*bex rewards loyalty icon Book smarterSave up to 30% on select hotels after you book a flight*one key icon
How much is the cheapest flight to St. Catharines?
Prices were available within the past 7 days and start at $23 for one-way flights and $100 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.





Find the cheapest month to fly from Columbus (CMH) to Toronto (YYZ)
September is typically the cheapest month to fly
Graph displaying average flight prices per month
Tips to find the cheapest flights to St. Catharines
The cheapest day to fly
Get started finding a cheap flight to St. Catharines on Expedia by either choosing a deal on this page or entering into the search bar your travel dates, origin airport, and whether you want roundtrip or one-way airfare. You can filter for flexibility, number of stops, airline, and departure/arrival times to find the best flight for you.
The cheapest month to fly
September is the cheapest month to fly to St. Catharines. This coincides with the low season when fewer people travel. Whichever month you travel in, though, be sure to book at least a month in advance if you want to score cheap tickets to St. Catharines. ARC's data shows that domestic flights booked 28 days or more before departure are typically 24% cheaper than those booked last minute.
The most affordable time to book a flight
Typically, a Sunday can be the cheapest time to book a flight to St. Catharines, according to ARC’s data. On average, you could save between 6% and 13% by booking on a Sunday instead of a Friday, which is the most expensive day to make a reservation.
The cheapest round-trip tickets to St. Catharines
The lowest price for round-trip flights to St. Catharines in 2025 starts from from $100, while one-way tickets start from from $23. Expedia's effective search tool is one of the best ways to find a budget airfare. Simply enter your dates, and within seconds, it'll show you a vast selection of the cheapest flights to St. Catharines. If you have a preferred departure time or airline, you can use the handy filters to customize your search.
The cheapest airlines flying to St. Catharines
Flair Airlines, Air Canada, Porter Airlines, WestJet, American Airlines, Delta, Alaska Airlines are just some of the airlines that can typically offer cheap tickets to St. Catharines. You can find their most affordable flights by using the “airline” search filter and then sorting prices from low to high. As a trusted partner of the world's leading airlines, Expedia offers you some of the best airfare deals to St. Catharines and countless more destinations worldwide.
The most affordable airports to fly into
To view the cheapest airports to fly into for St. Catharines, simply order your search results from lowest to highest price. Expedia's search tool compares flight prices for all airports close to your destination, so you don't have to manually search them one by one to find the cheapest flight to St. Catharines. If you have a preferred place to fly into, take advantage of the “arrival airport” filter to narrow down your search on Expedia.
Save with a package
With Expedia's amazing package deals, you could save hundreds of dollars by booking your St. Catharines plane tickets together with your accommodations, car rental, or activities. Just select the search wizard's “package” option to view some of the cheapest deals. Look out for the green savings label to see how much you're saving.
Date flexibility for the cheapest flights to St. Catharines
If you can be flexible with your travel dates, it's a good idea to broaden your search by comparing prices on different days. This will open up more options, meaning you could uncover a less expensive flight to St. Catharines.
Stopover savings
The cheapest tickets to St. Catharines are sometimes those with a stopover. Book one of these flights, and you'll change planes at an airport en route to St. Catharines. While the overall travel time might be longer than a non-stop flight, you may decide it's worth it for the money saved.
Get Expedia's Price Drop Protection
Price Drop Protection means that if your flight gets cheaper after booking, you'll be credited the difference*. This gives you peace of mind that you're getting one of the cheapest flights to St. Catharines for your chosen departure. Expedia's Price Drop Protection is available for a small fee but is free to One Key Gold and Platinum tier members.
*Terms apply.
Use our Price Tracking feature
Expedia's Price Tracking feature is another great tool that removes the guesswork from finding cheap flights to St. Catharines. Simply download the free Expedia app to your smart device and activate St. Catharines flight price alerts for your travel dates. There's even a price predictor tool that uses historical data to indicate the best time to book, giving you peace of mind that you'll nab the lowest prices.
Book with Expedia
As well as Price Drop Protection and Price Tracking, Expedia's close partnership with a vast selection of the world's leading airlines means you're sure to find cheap flights to St. Catharines. Plus, the One Key rewards program lets you earn real cash rewards on most bookings that you can use to save money on future trips. Best of all, it's free to join, and members often unlock exclusive discounts, too.
Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.
Frequently asked questions
Destination airport | Pearson Intl. |
Destination airport IATA code | YYZ |
Destination city name | Toronto |
Roundtrip price | $141 |
Get up to 100% off your flight to St. Catharines when booking a Flight + Hotel
Trending flights to St. Catharines
Prices were available within the past 7 days and start at $23 for one-way flights and $100 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Explore a world of travel with Expedia
Lodging
- Hotels near FirstOntario Performing Arts Centre
- Hotels near Montebello Park
- Hotels near Meridian Centre
- Hotels near St. Catharines Station
- Niagara Falls Hotels
- Hotels near The Pen Centre
- Gay friendly Hotels in Grantham
- Hotels near Royal Canadian Henley Rowing Course
- Hotels near Brock University
- Hotels near Louth
- Hotels near Port Dalhousie
- Hotels with Restaurants in Port Dalhousie
- Beach Hotels in Port Dalhousie
- Hotels on the Lake in Port Dalhousie
- Gay friendly Hotels in Port Dalhousie
- Golf Hotels in Port Dalhousie
- Hotels near Lakeside Park Carousel
- Hotels near Lakeside Park Beach
- Hotels near Niagara Wine Tour Guides
- Thorold Hotels
- Cheap Hotels in Thorold
- Apartments in Thorold
- Gay friendly Hotels in Thorold
- B&B in Thorold
- Cabin Rentals in Thorold
- Hotels with Suites in Thorold
- Motels in Thorold
- Chalets in Thorold
- Hotels on the Lake in Thorold
- Historic Hotels in Thorold
- Hotels with Free Breakfast in Thorold
- Hotels near Rockway Conservation Area
- Hotels near Welland Canal Lock 7
- Hotels near Outlet Collection at Niagara
- Hotels near Royal Niagara Golf Club
- Hotels near Niagara College Niagara-on-the-Lake Campus
- Hotels near Niagara District
Flights
- Flights to Thorold
- Flights from Thorold
- Flights to Niagara District
- Flights from Niagara District
- Flights from Toronto (YYZ) to St. Catharines (YCM)
- Flights from New York (JFK) to St. Catharines (YCM)
- Flights from Buffalo (BUF) to St. Catharines (YCM)
- Flights from Philadelphia (PHL) to St. Catharines (YCM)
- Flights from Ottawa (YOW) to St. Catharines (YCM)
- Flights from Niagara Falls (IAG) to St. Catharines (YCM)
- Flights from Chicago (ORD) to St. Catharines (YCM)
- Flights from Edmonton (YEG) to St. Catharines (YCM)
- Flights from Nassau (NAS) to St. Catharines (YCM)
- Flights from Montreal (YUL) to St. Catharines (YCM)
- Flights from Los Angeles (LAX) to St. Catharines (YCM)
- Flights from Vancouver (YVR) to St. Catharines (YCM)
- Flights from Winnipeg (YWG) to St. Catharines (YCM)
- Flights from Houston (HOU) to St. Catharines (YCM)
- Flights from Albany (ALB) to St. Catharines (YCM)
- Flights from Boston (BOS) to St. Catharines (YCM)
- Flights from Windsor (YQG) to St. Catharines (YCM)
- Flights from Manchester (MHT) to St. Catharines (YCM)
- Flights from Las Vegas (LAS) to St. Catharines (YCM)
- Flights from San Francisco (SFO) to St. Catharines (YCM)
- Flights from Dallas (DFW) to St. Catharines (YCM)
- Flights from Sydney (YQY) to St. Catharines (YCM)
- Flights from Orlando (MCO) to St. Catharines (YCM)
- Flights from Cleveland (CLE) to St. Catharines (YCM)
- Flights from Seattle (SEA) to St. Catharines (YCM)
- Flights from Charlotte (CLT) to St. Catharines (YCM)
- Flights from Fayetteville (XNA) to St. Catharines (YCM)
- Flights from Denver (DEN) to St. Catharines (YCM)
- Flights from Miami (MIA) to St. Catharines (YCM)
- Flights from Minneapolis (MSP) to St. Catharines (YCM)
- Flights from Portland (PDX) to St. Catharines (YCM)
- Flights from Calgary (YYC) to St. Catharines (YCM)
- Flights from Dayton (DAY) to St. Catharines (YCM)
- Flights from Baltimore (BWI) to St. Catharines (YCM)
- Flights from Tampa (TPA) to St. Catharines (YCM)
Packages
- Meridian Centre
- Royal Canadian Henley Rowing Course
- Welland Canals Parkway Trail
- St. Catharine's Museum
- RiverBrink Art Museum
- Visit Port Dalhousie
- Lakeside Park Carousel
- Lakeside Park Beach
- Port Dalhousie Pier Marina
- Port Dalhousie Range Lighthouses
- Visit Thorold
- Thorold Vacations
- Welland Canal Lock 7
- Outlet Collection at Niagara
- Royal Niagara Golf Club
- Niagara College Niagara-on-the-Lake Campus