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Cheap flights from Toronto Pearson Intl Airport to St. Louis from C$ 209

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 7/1. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — STL
23 Dec — 30 Dec1
1 adult

The best prices from Toronto Pearson Intl to Lambert-St Louis are usually found in March or May, booked 75 days in advance, depart on a Wednesday or Friday and return on a Wednesday

Cheap flight deals from Pearson Intl to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Pearson Intl (YYZ) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 18 December 2024.

Round-trip from

C$ 608

One-way from

C$ 209

Popular in

September

Cheapest in

March

Average price

C$ 793
16/1-22/1
  • 16/1-22/1
  • 6 total stops
  • 72h 48m total
  • Toronto to St. Louis
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7/1
  • 7/1
  • 1 total stop
  • 17h 17m total
  • Toronto to St. Louis
Search Deals
High demand for flights, 3% potential price rise
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Best time to find cheap flights, 1% potential price drop
Search Deals
Average for round-trip flights in December 2024
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Find flight deals from Pearson Intl to St. Louis

Cheapest flights from Pearson Intl to St. Louis
Explore the most affordable flight options available from Pearson Intl to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 December 2024.

Tue 17/128:15 p.m.YYZ - STL
1 stop15h 29mMultiple Airlines
Thu 16/18:31 p.m.STL - YYZ
2 stops16h 24mMultiple Airlines
Deal found 17/12C$ 793
Sat 28/1212:20 p.m.YYZ - STL
2 stops10h 25mUnited Airlines
Thu 2/18:35 a.m.STL - YYZ
1 stop13h 17mUnited Airlines
Deal found 18/12C$ 840
Sun 22/1211:50 a.m.YYZ - STL
1 stop8h 10mAmerican Airlines
Sun 29/125:36 a.m.STL - YYZ
1 stop11h 04mAmerican Airlines
Deal found 17/12C$ 1,283
Sun 22/1210:00 a.m.YYZ - STL
2 stops13h 06mWestJet
Sun 29/125:55 p.m.STL - YYZ
1 stop3h 46mWestJet
Deal found 16/12C$ 1,340
Tue 24/121:50 p.m.YYZ - STL
Nonstop2h 16mAir Canada
Sun 29/125:30 p.m.STL - YYZ
1 stop5h 29mAir Canada
Deal found 18/12C$ 1,375
Sun 22/1210:05 a.m.YYZ - STL
2 stops8h 25mDelta
Sun 29/126:29 a.m.STL - YYZ
1 stop3h 53mDelta
Deal found 17/12C$ 1,625
Sun 22/124:22 p.m.YYZ - STL
2 stops17h 30mAlaska Airlines
Sun 29/127:24 a.m.STL - YYZ
2 stops30h 43mAlaska Airlines
Deal found 16/12C$ 2,609

Find flights from Pearson Intl to St. Louis within your budget

Customize your flight search to find flights from Pearson Intl to St. Louis 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 18 December 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

TorontoSt. Louis

YYZ - STL

YYZSTL

Toronto Pearson Intl

Thu 9/1

2:55 p.m.-7:55 p.m.

3 stops30h 00m

Lambert-St Louis

Sun 12/1

4:28 p.m.-1:55 p.m.

2 stops20h 27m

C$ 588

TorontoSt. Louis

YYZ - STL

YYZSTL

Toronto Pearson Intl

Thu 16/1

1:14 p.m.-10:09 p.m.

1 stop9h 55m

Lambert-St Louis

Wed 22/1

12:00 p.m.-9:20 p.m.

1 stop8h 20m

C$ 630

TorontoSt. Louis

YYZ - STL

YYZSTL

Toronto Pearson Intl

Thu 16/1

2:30 p.m.-9:06 p.m.

1 stop7h 36m

Lambert-St Louis

Wed 22/1

6:05 a.m.-4:11 p.m.

1 stop9h 06m

C$ 636

TorontoSt. Louis

YYZ - STL

YYZSTL

Toronto Pearson Intl

Thu 16/1

1:50 p.m.-3:06 p.m.

Nonstop2h 16m

Lambert-St Louis

Wed 22/1

3:50 p.m.-6:45 p.m.

Nonstop1h 55m

C$ 677

TorontoSt. Louis

YYZ - STL

YYZSTL

Toronto Pearson Intl

Thu 16/1

1:50 p.m.-3:06 p.m.

Nonstop2h 16m

Lambert-St Louis

Wed 22/1

3:50 p.m.-6:45 p.m.

Nonstop1h 55m

C$ 687

TorontoSt. Louis

YYZ - STL

YYZSTL

Toronto Pearson Intl

Sat 15/2

5:15 p.m.-9:36 a.m.

1 stop17h 21m

Lambert-St Louis

Thu 20/2

6:00 a.m.-11:33 p.m.

2 stops16h 33m

C$ 771

TorontoSt. Louis

YYZ - STL

YYZSTL

Toronto Pearson Intl

Wed 2/4

4:30 p.m.-11:59 p.m.

1 stop32h 29m

Lambert-St Louis

Sun 6/4

6:44 a.m.-2:40 p.m.

1 stop30h 56m

C$ 828

TorontoSt. Louis

YYZ - STL

YYZSTL

Toronto Pearson Intl

Tue 7/1

7:10 a.m.-11:27 p.m.

1 stop17h 17m

C$ 209

TorontoSt. Louis

YYZ - STL

YYZSTL

Toronto Pearson Intl

Tue 7/1

1:50 p.m.-3:06 p.m.

Nonstop2h 16m

C$ 373

TorontoSt. Louis

YYZ - STL

YYZSTL

Toronto Pearson Intl

Tue 7/1

1:50 p.m.-3:06 p.m.

Nonstop2h 16m

C$ 378

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/12

Showing 1-10 of 11 results
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Best time to book a flight from Pearson Intl to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Pearson Intl 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.

Travel insights for flights from Pearson Intl to St. Louis

Get recent, data-driven insights about flights from Pearson Intl to St. Louis including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Toronto Pearson Intl Airport to St. Louis?

Use this chart to determine the optimal time to book a round-trip flight from Pearson Intl to St. Louis. Price data was last updated on 13 December 2024.

The price you pay for your flight from Toronto Pearson Intl Airport to St. Louis may vary depending on when you book. For the best chance of a lower fare, look to book 75 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Toronto Pearson Intl Airport to St. Louis?

Currently, January is the cheapest month in which you can book a flight from Toronto Pearson Intl Airport to St. Louis (average of C$ 365). Flying from Toronto Pearson Intl Airport to St. Louis 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 YYZ to STL?

Find hourly flight availability from Pearson Intl to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 December 2024.

When flying from Toronto Pearson Intl Airport to St. Louis, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 4% versus a flight at noon.

Weekly flight availability from Toronto Pearson Intl Airport to St. Louis

Explore weekly flight availability from Pearson Intl to St. Louis. 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 18 December 2024.

The most flights from YYZ to STL are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in St. Louis by month

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

In terms of precipitation, rainfall in St. Louis ranges from 56.0 - 119.0 mm per month. May is typically the wettest month, when rainfall can reach 119.0 mm. February is typically the driest time to visit St. Louis when rainfall is around 56.0 mm.

Temperature in St. Louis by month

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

If weather is an important factor for your trip to St. Louis, 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 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 0.0 C).

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. 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 St. Louis. Reviews last updated 18 December 2024.
To help decide which airline to fly from Toronto to St. Louis, see what other customers have to say about Air Canada, United Airlines and WestJet. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,554 reviews
Check prices

Comfort

7.9

Food

7.2

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.1

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

Alaska Airlines
8.0
Very good
9,554 reviews
Alaska Airlines
8.0
Very good
9,554 reviews
Check prices

Comfort

7.9

Food

7.2

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.1

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

Delta
8.0
Very good
8,604 reviews
Alaska Airlines
8.0
Very good
9,554 reviews
Check prices

Comfort

7.9

Food

7.2

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.1

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

United Airlines
7.4
Good
9,055 reviews
Alaska Airlines
8.0
Very good
9,554 reviews
Check prices

Comfort

7.9

Food

7.2

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.1

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

WestJet
7.3
Good
2,818 reviews
Alaska Airlines
8.0
Very good
9,554 reviews
Check prices

Comfort

7.9

Food

7.2

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.1

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,554 reviews
Check prices

Comfort

7.9

Food

7.2

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.1

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

Related info for your journey

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

  • What airport do you fly into for flights to St. Louis from Toronto Pearson Intl?

    Lambert-St Louis (STL), located 20.4 km from the city centre, is the airport you fly into when you book flights from Toronto Pearson Intl to St. Louis. 2 airlines have flights to Lambert-St Louis from Toronto Pearson Intl on a regular basis. Booking flights from Toronto Pearson Intl to Lambert-St Louis should not be difficult; the airport handles an average of 2 inbound flights from Toronto Pearson Intl per day.

  • What are the cheapest airlines flying from Toronto Pearson Intl Airport to St. Louis round-trip?

    American Airlines, at C$ 630, was found to be the cheapest airline from Toronto Pearson Intl Airport to St. Louis.Alternate airlines to your destination round-trip include Delta and Air Canada. American Airlines is 8% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Toronto Pearson Intl Airport to St. Louis one-way?

    C$ 373 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on United Airlines and Delta, with prices starting from C$ 378 and C$ 538, respectively.

  • What are the most reliable airlines from Toronto Pearson Intl Airport to St. Louis?

    No one likes to see their flight delayed. When booking a flight from Toronto Pearson Intl Airport to St. Louis consider choosing United Airlines (91%), Air Canada (91%) or Jazz (91%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Toronto Pearson Intl Airport to St. Louis?

    While on average a flight from Toronto Pearson Intl Airport to St. Louis is generally C$ 680, our data shows the cheapest flight currently is C$ 378. When looking at the most popular route, (Toronto Pearson Intl - Lambert-St Louis), you can expect to pay C$ 404 for that flight.

  • Can I find deals for flights from Pearson Intl to St. Louis that include hotel bookings?

    Yes. In addition to deals on Pearson Intl to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Pearson Intl to St. Louis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pearson Intl to St. Louis.

  • Can I find deals for business class flights from Pearson Intl to St. Louis?

    Yes. Cheapflights offers flight deals from Pearson Intl to St. Louis 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 Toronto Pearson Intl Airport to St. Louis?

    Currently, January is the cheapest month in which you can book a flight from Toronto Pearson Intl Airport to St. Louis (average of C$ 365). Flying from Toronto Pearson Intl Airport to St. Louis 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.

See more FAQs

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Alternative routes for Pearson Intl to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Pearson Intl to St. Louis

Discover the top 2 airlines that operate flights from Pearson Intl to St. Louis. 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 18 December 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 515AverageC$ 695FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 531AverageC$ 692FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

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How does Cheapflights help users find flights from Pearson Intl to St. Louis?

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Can Cheapflights find flights from Pearson Intl to St. Louis with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Pearson Intl to St. Louis, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Pearson Intl to St. Louis become cheaper?

Not ready to book yet? You can track prices for flights from Pearson Intl to St. Louis on Cheapflights with our Price Alert feature and get notified when better prices are available.

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