Cheap Flights from St. Louis (STL) to St. Catharines (YCM)

Popular airlines from Lambert-St. Louis International Airport (STL) to St. Catharines, ON (YCM-Niagara District)

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Flight from St. Louis to St. Catharines (STL - YCM) route information
Origin airport
Lambert-St. Louis Intl.
Destination airport
Niagara District
Distance
1054 km

St. Louis to Niagara-on-the-Lake Flights

The easy way to book your flights from St. Louis to St. Catharines 

With Expedia, it’s simple to find and book flights to St. Catharines from St. Louis whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to Niagara District, too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from St. Louis to St. Catharines today, tomorrow, or this week.  

 

Save dollars with cheap flights from Lambert-St. Louis Intl., STL to Niagara District, YCM 

Sort your search results by price to find great deals on your flight from St. Louis to St. Catharines—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to St. Catharines from St. Louis currently is just rising to .  

Here are more money-saving tips: 

  • Fly in when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to St. Catharines  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to St. Catharines from St. Louis 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to St. Catharines with Expedia today.

Frequently asked questions

How much is a flight from Lambert-St. Louis Intl. Airport (STL) to YCM?
If you're planning on travelling between Lambert Field and YCM, round-trip journeys start from . This figure is based on airfares advertised within the last 7 days on Expedia for flights departing within the next year, so don't wait around. Book now and save yourself both money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Lambert-St. Louis Intl. Airport (STL) to YCM?
Every airline has its own set of terms and conditions. If you decide to cancel your getaway, head to our Customer Service Portal.
How do I find cheap flights from Lambert Field to YCM that have flexible change policies?
Flights from Lambert Field to YCM offering flexible change policies are available with many airlines. Simply use our "No change fees" filter while searching. You'll only need to cover the fare difference, without any added fees to worry about.
How far is the flight from STL to YCM?
With a flight distance of 1,050 kilometres, it's just a hop from STL to YCM. It might be a quick one, but it's still worth packing something to keep you busy on board.
Which airlines fly direct from STL to YCM?
Unfortunately, there are no airlines that directly fly between Lambert Field and YCM. You'll need to book a flight with one or more stops.
Are STL to YCM flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Lambert-St. Louis Intl. Airport (STL) to YCM at the last minute could save you some serious cash. However, it could end up costing a great deal more! If you'd prefer to err on the side of caution, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains up to a year in advance. If your preferred air carrier hasn't released tickets yet, check back often as deals are updated on Expedia all the time.

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St. Catharines nearby Airports

Toronto

St. Louis to Pearson Intl.
CA $450.69

Hamilton

St. Louis to John C. Munro Hamilton Intl.
CA $553.80
*Available to Expedia members.