Cheap flights from Ontario to Missouri from C$ 214
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21/5. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Ontario to Missouri
Keep the following information in mind while searching for Ontario to Missouri flight deals. Data was last updated 22 April 2025.
Round-trip from | C$ 459 |
---|---|
One-way from | C$ 214 |
Popular in | December |
Cheapest in | July |
Average price | C$ 767 |
Good round-trip deal | C$ 540 or less |
Good one-way deal | C$ 621 or less |
Find flight deals from Ontario to Missouri
Cheapest flights from Ontario to MissouriExplore the most affordable flight options available from Ontario to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 April 2025.
Explore the most affordable flight options available from Ontario to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 April 2025.
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Missouri that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 22 April 2025.
Use the filters below to find and compare flights from Ontario to Missouri that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
MontrealKansas City
YUL - MCI
YULMCI
Montreal Pierre Elliott Trudeau Intl
Sat 7/6
7:00 a.m.-12:10 p.m.
1 stop6h 10m
Kansas City
Wed 18/6
1:13 p.m.-11:54 p.m.
1 stop9h 41m
TorontoSt. Louis
YYZ - STL
YYZSTL
Toronto Pearson Intl
Thu 5/6
1:00 p.m.-7:58 p.m.
1 stop7h 58m
Lambert-St Louis
Tue 10/6
5:27 p.m.-11:58 p.m.
1 stop5h 31m
MontrealKansas City
YUL - MCI
YULMCI
Montreal Pierre Elliott Trudeau Intl
Wed 11/6
12:45 p.m.-10:59 a.m.
1 stop23h 14m
Kansas City
Wed 18/6
12:04 p.m.-11:54 p.m.
1 stop10h 50m
MontrealKansas City
YUL - MCI
YULMCI
Montreal Pierre Elliott Trudeau Intl
Sat 7/6
6:10 a.m.-10:34 a.m.
1 stop5h 24m
Kansas City
Wed 18/6
11:05 a.m.-12:37 a.m.
2 stops12h 32m
MontrealSt. Louis
YUL - STL
YULSTL
Montreal Pierre Elliott Trudeau Intl
Mon 2/6
6:10 p.m.-7:58 p.m.
Nonstop2h 48m
Lambert-St Louis
Mon 9/6
7:30 a.m.-1:21 p.m.
1 stop4h 51m
TorontoKansas City
YYZ - MCI
YYZMCI
Toronto Pearson Intl
Tue 17/6
10:40 a.m.-8:29 p.m.
1 stop10h 49m
Kansas City
Sun 22/6
6:00 a.m.-10:44 p.m.
1 stop15h 44m
TorontoSt. Louis
YYZ - STL
YYZSTL
Toronto Pearson Intl
Thu 5/6
6:30 p.m.-7:43 p.m.
Nonstop2h 13m
Lambert-St Louis
Thu 12/6
8:10 a.m.-11:58 p.m.
1 stop14h 48m
TorontoKansas City
YYZ - MCI
YYZMCI
Toronto Pearson Intl
Sat 31/5
6:30 a.m.-3:31 p.m.
1 stop10h 01m
Kansas City
Sat 31/5
5:46 p.m.-11:15 p.m.
1 stop4h 29m
TorontoKansas City
YYZ - MCI
YYZMCI
Toronto Pearson Intl
Sat 7/6
12:15 p.m.-4:32 p.m.
1 stop5h 17m
Kansas City
Fri 13/6
5:44 p.m.-10:58 p.m.
1 stop4h 14m
TorontoSt. Louis
YYZ - STL
YYZSTL
Toronto Pearson Intl
Thu 8/5
9:50 a.m.-12:06 a.m.
1 stop15h 16m
Lambert-St Louis
Sun 11/5
9:55 p.m.-5:20 p.m.
1 stop18h 25m
Best time to book a flight from Ontario to Missouri
Have a flexible travel schedule? Discover the best time to fly to Missouri from Ontario with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Ontario to Missouri
What is the cheapest month to book a flight from Region of Ontario to Missouri?
Currently, January is the cheapest month in which you can book a flight from Region of Ontario to Missouri (average of C$ 365). Flying from Region of Ontario to Missouri in September is currently the most expensive (average of C$ 491). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from ON to MO?
Find hourly flight availability from Ontario to Missouri. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 22 April 2025.
When flying from Region of Ontario to Missouri, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Weekly flight availability from Region of Ontario to Missouri
Explore weekly flight availability from Ontario to Missouri. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 22 April 2025.
The most flights from CAON to USMO are scheduled on a Monday (2 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (1 on average).
Rainfall in Missouri by month
Plan your trip to Missouri by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Missouri ranges from 28.0 - 132.0 mm per month. May is typically the wettest month, when rainfall can reach 132.0 mm. January is typically the driest time to visit Missouri when rainfall is around 28.0 mm.
Temperature in Missouri by month
Plan your trip to Missouri by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Missouri, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 26.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -2.0 C).
Reviews of airlines servicing Missouri
Get insights into the airlines that provide service to Missouri. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Missouri. Reviews last updated 22 April 2025.
Read through reviews of airlines operating flights from Ontario to Missouri, such as Alaska Airlines, Delta and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
Boarding
Comfort
Food
Crew
Overall
Reviews
Anonymous,Apr 2025
LAS - STS
Entertainment
Boarding
Comfort
Food
Crew
Overall
Reviews
Anonymous,Apr 2025
LAS - STS
Entertainment
Boarding
Comfort
Food
Crew
Overall
Reviews
Anonymous,Apr 2025
LAS - STS
Entertainment
Boarding
Comfort
Food
Crew
Overall
Reviews
Anonymous,Apr 2025
LAS - STS
Entertainment
Boarding
Comfort
Food
Crew
Overall
Reviews
Anonymous,Apr 2025
LAS - STS
Entertainment
Boarding
Comfort
Food
Crew
Overall
Reviews
Anonymous,Apr 2025
LAS - STS
Related info for your journey
Find useful and relevant information for your journey from Ontario to Missouri. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Ontario to Missouri
See prices for flight routes from nearby airports that may be better suited for you.
Top 5 airlines flying from Ontario to Missouri
Discover the top 5 airlines that operate flights from Ontario to Missouri. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 22 April 2025.
Fly with Cheapflights
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How does Cheapflights help users find flights from Ontario to Missouri?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ontario to Missouri. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
Why should you use Cheapflights to find cheap flight tickets from Ontario to Missouri?
Cheapflights helps you find that perfect flight to Missouri from Ontario by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights from Ontario to Missouri with no change fees?
Cheapflights does show flights with no change fees to all users. To see these options for flights from Ontario to Missouri, users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights from Ontario to Missouri become cheaper?
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