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Cheap flights from Missouri to Toronto from C$ 171

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 4/7. Fares are subject to change and may not be available on all flights or dates of travel.
STL — YTO
17 Jun — 24 Jun1
1 adult

Cheap flight deals from Missouri to Toronto

Keep the following information in mind while searching for Missouri to Toronto flight deals. Data was last updated 12 June 2025.

Round-trip from

C$ 413

One-way from

C$ 171

Popular in

January

Cheapest in

September

Average price

C$ 855

Good round-trip deal

C$ 232 or less
9/7-15/7
  • 9/7-15/7
  • 3 total stops
  • 36h 42m total
  • Missouri to Toronto
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4/7
  • 4/7
  • 1 total stop
  • 9h 08m total
  • Missouri to Toronto
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (C$ 59 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease (C$ 25 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Missouri to Toronto (YTO).
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Find flight deals from Missouri to Toronto

Cheapest flights from Missouri to Toronto
Explore the most affordable flight options available from Missouri to Toronto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 June 2025.

Wed 9/711:24 a.m.STL - YYZ
2 stops25h 41mMultiple Airlines
Tue 15/76:30 a.m.YYZ - STL
1 stop11h 01mMultiple Airlines
Deal found 10/6C$ 413
Fri 4/711:00 a.m.MCI - YYZ
1 stop9h 08mMultiple Airlines
Sat 12/76:30 a.m.YYZ - MCI
1 stop11h 39mMultiple Airlines
Deal found 11/6C$ 427
Mon 15/95:55 a.m.STL - YYZ
1 stop10h 54mAmerican Airlines
Wed 17/911:44 a.m.YYZ - STL
1 stop11h 09mAmerican Airlines
Deal found 11/6C$ 461
Tue 21/106:14 a.m.MCI - YYZ
1 stop10h 26mAmerican Airlines
Wed 29/101:15 p.m.YYZ - MCI
1 stop11h 44mAmerican Airlines
Deal found 11/6C$ 477
Sun 29/66:12 a.m.STL - YYZ
1 stop9h 38mSun Country Air
Thu 3/711:40 a.m.YYZ - STL
1 stop24h 50mSun Country Air
Deal found 9/6C$ 495
Sun 22/67:30 a.m.STL - YYZ
Nonstop1h 55mAir Canada
Thu 26/611:30 a.m.YYZ - STL
Nonstop2h 06mAir Canada
Deal found 10/6C$ 509
Fri 20/65:20 a.m.STL - YYZ
1 stop8h 51mUnited Airlines
Fri 20/65:15 p.m.YYZ - STL
1 stop6h 30mUnited Airlines
Deal found 10/6C$ 510
Fri 20/66:40 a.m.STL - YYZ
1 stop7h 01mDelta
Sat 21/63:31 p.m.YYZ - STL
1 stop5h 59mDelta
Deal found 10/6C$ 543
Mon 4/81:21 p.m.SGF - YYZ
3 stops34h 12mMultiple Airlines
Thu 7/87:15 a.m.YYZ - SGF
1 stop26h 43mMultiple Airlines
Deal found 10/6C$ 567
Mon 1/96:29 p.m.MCI - YYZ
1 stop17h 08mUnited Airlines
Sat 13/97:00 a.m.YYZ - MCI
1 stop15h 42mUnited Airlines
Deal found 11/6C$ 606
Fri 8/86:01 p.m.SGF - YYZ
1 stop15h 58mAmerican Airlines
Sat 16/81:16 p.m.YYZ - SGF
1 stop9h 09mAmerican Airlines
Deal found 11/6C$ 714
Thu 31/73:10 p.m.SGF - YYZ
1 stop20h 30mUnited Airlines
Wed 6/82:10 p.m.YYZ - SGF
1 stop25h 21mUnited Airlines
Deal found 11/6C$ 733

Cheapflights Fare Finder

Customize your flight search to find flights from Missouri to Toronto 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 12 June 2025.
Use the filters below to find and compare flights from Missouri to Toronto that are best for you.

Fly from

Missouri

Fly to

Toronto

Route

Depart

Return

Price

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Wed 9/7

11:24 a.m.-2:05 p.m.

2 stops25h 41m

Toronto Pearson Intl

Tue 15/7

6:30 a.m.-4:31 p.m.

1 stop11h 01m

C$ 413

Kansas CityToronto

MCI - YYZ

MCIYYZ

Kansas City

Fri 4/7

11:00 a.m.-9:08 p.m.

1 stop9h 08m

Toronto Pearson Intl

Sat 12/7

6:30 a.m.-5:09 p.m.

1 stop11h 39m

C$ 427

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Mon 15/9

5:55 a.m.-5:49 p.m.

1 stop10h 54m

Toronto Pearson Intl

Wed 17/9

11:44 a.m.-9:53 p.m.

1 stop11h 09m

C$ 461

Kansas CityToronto

MCI - YYZ

MCIYYZ

Kansas City

Tue 21/10

6:14 a.m.-5:40 p.m.

1 stop10h 26m

Toronto Pearson Intl

Wed 29/10

1:15 p.m.-11:59 p.m.

1 stop11h 44m

C$ 477

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Sun 29/6

6:12 a.m.-4:50 p.m.

1 stop9h 38m

Toronto Pearson Intl

Thu 3/7

11:40 a.m.-11:30 a.m.

1 stop24h 50m

C$ 495

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Sun 22/6

7:30 a.m.-10:25 a.m.

Nonstop1h 55m

Toronto Pearson Intl

Thu 26/6

11:30 a.m.-12:36 p.m.

Nonstop2h 06m

C$ 509

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Thu 25/9

12:25 p.m.-9:02 p.m.

1 stop7h 37m

Toronto Pearson Intl

Sun 28/9

2:10 p.m.-2:27 p.m.

1 stop25h 17m

C$ 539

SpringfieldToronto

SGF - YYZ

SGFYYZ

Springfield-Branson

Mon 4/8

1:21 p.m.-5:51 a.m.

2 stops15h 30m

Toronto Pearson Intl

Thu 7/8

7:15 a.m.-8:58 a.m.

1 stop26h 43m

C$ 567

Kansas CityToronto

MCI - YYZ

MCIYYZ

Kansas City

Mon 1/9

6:29 p.m.-12:37 p.m.

1 stop17h 08m

Toronto Pearson Intl

Sat 13/9

7:00 a.m.-9:42 p.m.

1 stop15h 42m

C$ 606

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Fri 27/6

6:40 a.m.-2:41 p.m.

1 stop7h 01m

Toronto Pearson Intl

Tue 22/7

6:05 p.m.-8:36 p.m.

1 stop3h 31m

C$ 681

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/6

Showing 1-10 of 30 results
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Best time to book a flight from Missouri to Toronto

Have a flexible travel schedule? Discover the best time to fly to Toronto from Missouri with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Missouri to Toronto

What is the cheapest month to book a flight from Missouri to Toronto?

Currently, January is the cheapest month in which you can book a flight from Missouri to Toronto (average of C$ 167). Flying from Missouri to Toronto in July is currently the most expensive (average of C$ 255). 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 MO to YTO?

Find hourly flight availability from Missouri to Toronto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 June 2025.

When flying from Missouri to Toronto, 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 Missouri to Toronto

Explore weekly flight availability from Missouri to Toronto. 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 12 June 2025.

The most flights from USMO to YTO are scheduled on a Wednesday (4 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Toronto by month

Plan your trip to Toronto by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Toronto ranges from 51.0 - 83.0 mm per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Toronto when rainfall is around 51.0 mm.

Temperature in Toronto by month

Plan your trip to Toronto by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Toronto, 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 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

Reviews of airlines servicing Toronto

Get insights into the airlines that provide service to Toronto. 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 Toronto. Reviews last updated 12 June 2025.
See what other customers who have flown with Alaska Airlines, Delta and United Airlines from Missouri to Toronto have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
WestJet
7.2
Good
2,868 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.

Related info for your journey

Find useful and relevant information for your journey from Missouri to Toronto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Missouri to Toronto one-way?

    One-way options have recently been found by users for as low as C$ 193 on American Airlines. Other airlines that offer cheap prices include Sun Country Air from C$ 209 and Air Canada from C$ 280 one-way.

  • What are the most popular routes from Missouri to Toronto?

    The most popular route from Missouri to Toronto is Lambert-St Louis - Toronto Pearson Intl. You may also consider Kansas City - Toronto Pearson Intl or Springfield-Branson - Toronto Pearson Intl.

  • What are the most reliable airlines from Missouri to Toronto?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Missouri to Toronto on time: United Airlines (73%), Air Canada (50%), Jazz (37%).

  • What are the cheapest flights from Missouri to Toronto?

    Looking at all options, your cheapest flight can be booked for C$ 507. While the most popular route (Lambert-St Louis - Toronto Pearson Intl) can be booked for C$ 427 on average our data indicates C$ 586 when flying from Missouri to Toronto.

  • Can I find deals for flights from Missouri to Toronto that include hotel bookings?

    Yes. In addition to deals on Missouri to Toronto flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Missouri to Toronto?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Missouri to Toronto.

  • Can I find deals for business class flights from Missouri to Toronto?

    Yes. Cheapflights offers flight deals from Missouri to Toronto by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Missouri to Toronto?

    Currently, January is the cheapest month in which you can book a flight from Missouri to Toronto (average of C$ 167). Flying from Missouri to Toronto in July is currently the most expensive (average of C$ 255). 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.

See more FAQs

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Alternative routes for Missouri to Toronto

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Missouri to Toronto

Discover the top airline that operate flights from Missouri to Toronto. 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 12 June 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 211AverageC$ 801FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Missouri to Toronto?

Deals for Missouri to Toronto flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Missouri to Toronto?

Cheapflights helps you find that perfect flight to Toronto from Missouri 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 Missouri to Toronto with no change fees?

Certainly. Search results for flights to Toronto from Missouri shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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