Cheap flights from St. Louis to Canada from $89
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Canada departing on 5/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from St. Louis to Canada
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Canada?
If you aren’t able to travel during the month of May, then book flights to Canada from St. Louis during August instead. Flights to Canada in August, while not as cheap as those in May, still average around $299.
What is the cheapest day to depart on your flight to Canada?
Our data shows that Thursday is the least expensive day to fly to Canada. Tickets to fly out on this day can be as low as $897. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from St. Louis to Canada for around $1,055.
What is the cheapest time of day to depart on your flight to Canada?
In the afternoon is the cheapest time of day to fly from St. Louis to Canada when you can find flight prices for as low as $976. Flying to Canada in the afternoon is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Canada is at noon when prices are around $1,141.
What is the cheapest Lambert-St Louis to Canada flight route?
Fly from Lambert-St Louis to Toronto Pearson Intl for the best Lambert-St Louis - Canada flight prices
How far in advance should I book a flight to Canada?
You are more likely to see cheaper flights to Canada from St. Louis when booking 24 weeks ahead of your departure date. In general, you can expect to find flights to Canada for around $479 when searching 24 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Canada from St. Louis for as low as $214 on momondo.
What cabin class options are available on Lambert-St Louis to Canada flights?
There are 4 cabin classes available to choose from on Lambert-St Louis to Canada flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Lambert-St Louis to Canada?
American Airlines, Air Canada, and Delta are the most popular carriers operating from Lambert-St Louis to Canada
What airlines fly to Canada?
Air Canada, WestJet and United Airlines are the top three most popular airlines that fly to Canada from St. Louis according to our data. Air Canada is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Canada. Keep in mind that there are 6 different airlines that fly to Canada on a routine basis, so you have a few additional options to choose from.
How many flights depart from St. Louis to Canada on average per day?
As of April 2025, there are 2 flights per day flying from St. Louis to Canada. The most common time of day flights depart is 3:00PM, with 100% of flights taking off in the afternoon.
How many flights depart from St. Louis to Canada on average per week?
15 flights are operational weekly from St. Louis to Canada as of April 2025. The most popular departure day for this route is Wed, with 20% of flights per week taking off on this day.
Cheap St. Louis to Canada flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from St. Louis to Canada
When did momondo last update prices for flights from Lambert-St Louis Airport to Canada?
Prices for flights from Lambert-St Louis Airport to Canada are refreshed on a daily basis.
How many operators does momondo search for flights from Lambert-St Louis Airport to Canada?
As of April 2025, there are 6 operators available to choose from for flights from Lambert-St Louis Airport to Canada.
How old do you have to be to fly from Lambert-St Louis Airport to Canada?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Canada.
What documentation or ID do you need to fly to Canada?
The travel and health documents required for your trip to Canada can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Canada. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from St. Louis to Canada?
momondo data reveals that the most frequently booked plane model on the route from St. Louis to Canada is Canadair (Bombardier) Regional Jet 900, representing 45.86% of all bookings. The subsequent popular models are Airbus A220-300 at 35.86%, Airbus A330-300 at 3.45%, and Boeing 777-300ER at 2.76%.
Best airlines flying from St. Louis to Canada
Compare and see reviews for airlines that fly from St. Louis to Canada with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $165 | Free Cancellation | Rating 7.0 9,142 reviews | |||
| PriceFrom $191 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $196 | Free Cancellation | Rating 8.0 7,917 reviews | |||
| PriceFrom $237 | Free Cancellation | Rating 7.4 8,667 reviews | |||
| PriceFrom $360 | Free Cancellation | Rating 8.0 9,882 reviews | |||
| PriceFrom $405 | Free Cancellation | Rating 7.2 2,809 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from St. Louis to Canada?
It is quick and easy to find St. Louis to Canada flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Canada that suits you.
Can I find flights from St. Louis to Canada with flexible booking policies on momondo?
All flight searches from St. Louis to Canada on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from St. Louis to Canada?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Canada from St. Louis.
I’m not ready to book a flight from St. Louis to Canada right now. Can momondo alert me if prices change?
If you are not ready to book a flight from St. Louis to Canada now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Canada and let you know when they change.