Cheap flights from Missouri to Ontario from $126
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Missouri to Ontario departing on 7/4. 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 Missouri to Region of Ontario
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 Region of Ontario?
The month of January is, on average, the cheapest month to fly to Region of Ontario from Missouri, with most prices found around $312. If you aren’t able to travel during the month of January, then book flights to Region of Ontario from Missouri during April instead. Flights to Region of Ontario in April, while not as cheap as those in January, still average around $314.
What is the cheapest day to depart on your flight to Region of Ontario?
According to our data, Thursday is the cheapest day to fly to Region of Ontario from Missouri. The lowest ticket price found for a Thursday departure recently was $861. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Missouri to Region of Ontario on a Friday will generally be more expensive and average around $1,035. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Region of Ontario?
According to our data, the cheapest time of day to fly to Region of Ontario is in the afternoon. momondo users have found flights departing from Missouri to Region of Ontario in the afternoon for as low as $938. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights at noon are often more expensive with an average ticket price of $1,174.
What is the cheapest Missouri to Ontario flight route?
Fly from Lambert-St Louis to Toronto Pearson Intl for the best Missouri - Ontario flight prices
How far in advance should I book a flight to Region of Ontario?
You are more likely to see cheaper flights to Region of Ontario from Missouri when booking 23 weeks ahead of your departure date. In general, you can expect to find flights to Region of Ontario for around $461 when searching 23 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Region of Ontario from Missouri for as low as $221 on momondo.
What cabin class options are available on Missouri to Ontario flights?
There are 4 cabin classes available to choose from on Missouri to Ontario 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 Missouri to Ontario?
American Airlines, Sun Country Air, and Air Canada are the most popular carriers operating from Missouri to Ontario
What airlines fly to Region of Ontario?
Air Canada, United Airlines and American Airlines are the top three most popular airlines that fly to Region of Ontario from Missouri according to our data. Air Canada is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Region of Ontario. Keep in mind that there are 5 different airlines that fly to Region of Ontario on a routine basis, so you have a few additional options to choose from.
How many flights depart from Missouri to Region of Ontario on average per day?
5 flights are operational daily from Missouri to Region of Ontario as of June 2025. The most popular departure time for this route is 7:00AM, with 58% of flights per day taking off at noon.
How many flights depart from Missouri to Region of Ontario on average per week?
As of June 2025, 37 flights take off from Missouri and land in Region of Ontario each week. The most common flight departure day for this route is Wed, with 16% of weekly flights taking off on this day.
Cheap Missouri to Region of Ontario flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Missouri to Region of Ontario
Best Price Found | $126 |
|---|---|
Fastest flight time | 1h 55m |
Direct flights | Every day |
Airports in Region of Ontario | 4 airports |
When did momondo last update prices for flights from Missouri to Ontario?
Prices for flights from Missouri to Ontario are refreshed on a daily basis.
How many operators does momondo search for flights from Missouri to Ontario?
As of June 2025, there are 5 operators available to choose from for flights from Missouri to Ontario.
How old do you have to be to fly from Missouri to Ontario?
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 Missouri to Ontario.
What documentation or ID do you need to fly to Ontario?
The required travel and health documents for your Ontario trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ontario. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Missouri to Region of Ontario?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Missouri to Region of Ontario is Canadair (Bombardier) Regional Jet 900 (52.49% of total bookings). The next most popular plane models are Airbus A220-300 (34.55%), Boeing 777-300ER (2.33%), and Boeing 777-200/200ER (1.33%).
Best airlines flying from Missouri to Region of Ontario
Compare and see reviews for airlines that fly from Missouri to Region of Ontario with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $220 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $220 | Free Cancellation | Rating 7.1 9,531 reviews | |||
| PriceFrom $304 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $495 | Free Cancellation | Rating 8.0 7,950 reviews | |||
| PriceFrom $497 | Free Cancellation | Rating 7.2 2,869 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Missouri to Ontario?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ontario from Missouri.
Can I find flights from Missouri to Ontario with flexible booking policies on momondo?
Flights from Missouri to Ontario with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Missouri to Ontario?
Once you have performed a search for Missouri to Ontario flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Missouri to Ontario right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Missouri to Ontario now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Ontario and let you know when they change.