Cheap flights from Canada to Missouri from $155

In general, February is the cheapest month to fly from Canada to Missouri. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $452. If you aren’t able to travel to Missouri during the month of February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $471.

The cheapest day to depart from Canada to Missouri is on a Sunday when prices can be found for as low as $394. Flights from Canada to Missouri on a Saturday will generally be more expensive and average around $596. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

According to our data, the cheapest time of day to fly to Missouri is at noon. momondo users have found flights departing from Canada to Missouri at noon for as low as $432. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Missouri are more costly in the morning, with an average ticket price of $533. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Toronto Pearson Intl to Lambert-St Louis for the best Canada - Missouri flight prices

You are more likely to see cheaper flights to Missouri from Canada when booking weeks ahead of your departure date. In general, you can expect to find flights to Missouri for around $538 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Missouri from Canada for as low as $298 on momondo.

There are 3 cabin classes available to choose from on Canada to Missouri flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Delta, United Airlines, and American Airlines are the most popular carriers operating from Canada to Missouri

Air Canada, WestJet and United Airlines are the top three most popular airlines that fly to Missouri from Canada according to our data. Air Canada is the first choice among our users, with 49% of people opting to fly with this airline when traveling to Missouri. Keep in mind that there are 6 different airlines that fly to Missouri on a routine basis, so you have a few additional options to choose from.

As of November 2026, there are 2 flights per week flying from Canada to Missouri. The most common day of the week flights depart is Mon, with 100% of flights taking off on this day.

The flight from Canada to Missouri depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Toronto (a popular airport in Canada) to St. Louis (the most popular airport in Missouri), then the flight time is 2h 16m on average. If you fly from Vancouver (another popular airport in Canada) to St. Louis, then the average flight time is 5h 49m.