Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from St. Louis to Toronto Pearson Intl Airport from C$ 223

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 11/8. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
STL — YYZ
25 May — 1 Jun1
1 adult
Sat 25/5
Sat 1/6

The best prices from Lambert-St Louis to Toronto Pearson Intl are usually found in January or May, booked 63 days in advance, depart on a Tuesday or Thursday and return on a Tuesday

Cheap flight deals from St. Louis to Pearson Intl

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Pearson Intl (YYZ). 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 20 May 2024.

Popular in

July

Cheapest in

January

Average price

C$ 314

Round-trip from

C$ 210
High demand for flights, 36% potential price rise
Search Deals
Best time to find cheap flights, 42% potential price drop
Search Deals
Average for round-trip flights in May 2024
Search Deals
From Lambert-St Louis to Toronto Pearson Intl
Search Deals

What is the cheapest day to fly round-trip from St. Louis to Toronto Pearson Intl Airport?

Monday is generally a great day to depart. Flying on this day could help you save up to 101%.

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

To save on the cost of your flight from St. Louis to Toronto Pearson Intl Airport, book at least 24 days before your planned departure. Booking around this time can save you about 128% on the cost of this flight compared to booking a flight leaving this week. We have found prices from C$ 352 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as C$ 644.

What is the cheapest month to fly from St. Louis to Toronto Pearson Intl Airport?

The best pricing can be found in the month of March. Prices to Toronto Pearson Intl Airport from St. Louis average C$ 496. You can even find prices in March for less than C$ 496, as users have found deals to Toronto Pearson Intl Airport from as low as C$ 240. The month of February appears to be one of the more expensive times to travel to Toronto Pearson Intl Airport from St. Louis. Flying in the targeted month can save you up to 80%.

When is the cheapest time to fly from St. Louis to Toronto Pearson Intl Airport (STL - YYZ)?

One of the essential ways to save on airfare from St. Louis to Toronto Pearson Intl Airport is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 18% on airfare.

Cheap WestJet flights from St. Louis to Pearson Intl

Explore cheap flight options specifically provided by WestJet for the route between St. Louis and Pearson Intl. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 406,307 searches. Data last updated 20 May 2024.
Take a look at some of the lowest-priced WestJet flights heading from St. Louis to Toronto. Be sure to come back soon if the deals available don't appeal to you at this time.
Sat 13/75:27 p.m.STL - YYZ
1 stop14h 23mWestJet
Fri 19/77:45 a.m.YYZ - STL
1 stop9h 35mWestJet
Deal found 19/5C$ 657
Fri 5/76:06 a.m.STL - YYZ
1 stop4h 32mWestJet
Mon 8/77:45 a.m.YYZ - STL
1 stop16h 54mWestJet
Deal found 19/5C$ 704
Fri 6/910:10 a.m.STL - YYZ
2 stops27h 39mWestJet
Sun 8/97:45 a.m.YYZ - STL
1 stop6h 13mWestJet
Deal found 19/5C$ 708
Sat 1/63:05 p.m.STL - YYZ
2 stops13h 45mWestJet
Tue 4/66:04 a.m.YYZ - STL
1 stop4h 15mWestJet
Deal found 19/5C$ 744
Sun 2/65:39 p.m.STL - YYZ
1 stop4h 35mWestJet
Wed 5/610:15 a.m.YYZ - STL
1 stop8h 01mWestJet
Deal found 20/5C$ 774
Sat 1/63:05 p.m.STL - YYZ
2 stops13h 45mWestJet
Sun 2/65:59 p.m.YYZ - STL
1 stop4h 43mWestJet
Deal found 19/5C$ 808

Cheap Delta flights from St. Louis to Pearson Intl

Explore cheap flight options specifically provided by Delta for the route between St. Louis and Pearson Intl. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 406,307 searches. Data last updated 20 May 2024.
To aid your search, here are some of the cheapest Delta flights we've found from St. Louis to Toronto. Ensure the flight price, dates, time, and airline match your criteria before you book.
Sat 15/66:06 a.m.STL - YYZ
1 stop4h 32mDelta
Tue 18/66:25 a.m.YYZ - STL
1 stop9h 05mDelta
Deal found 19/5C$ 682
Thu 6/67:00 a.m.STL - YYZ
1 stop8h 49mDelta
Wed 12/66:25 a.m.YYZ - STL
1 stop9h 05mDelta
Deal found 19/5C$ 753
Sat 13/76:06 a.m.STL - YYZ
2 stops10h 02mDelta
Fri 19/710:16 a.m.YYZ - STL
1 stop9h 09mDelta
Deal found 20/5C$ 806
Thu 6/67:00 a.m.STL - YYZ
1 stop8h 49mDelta
Wed 12/65:58 p.m.YYZ - STL
1 stop3h 39mDelta
Deal found 20/5C$ 832
Sat 13/76:06 a.m.STL - YYZ
2 stops10h 02mDelta
Fri 19/710:16 a.m.YYZ - STL
2 stops11h 20mDelta
Deal found 20/5C$ 913
Wed 11/96:00 a.m.STL - YYZ
1 stop5h 10mDelta
Sat 14/97:59 a.m.YYZ - STL
2 stops9h 35mDelta
Deal found 20/5C$ 1,082
Thu 29/85:40 p.m.STL - YYZ
1 stop4h 34mDelta
Sun 1/910:15 a.m.YYZ - STL
2 stops12h 02mDelta
Deal found 19/5C$ 1,119
Thu 19/96:00 a.m.STL - YYZ
1 stop5h 10mDelta
Tue 24/96:30 a.m.YYZ - STL
2 stops7h 38mDelta
Deal found 20/5C$ 1,584
Sat 25/56:30 a.m.STL - YYZ
2 stops10h 29mDelta
Tue 28/52:14 p.m.YYZ - STL
2 stops8h 20mDelta
Deal found 19/5C$ 2,120

Cheap St. Louis to Pearson Intl flights in May & June 2024

Find cheap flight options from St. Louis to Pearson Intl specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 406,307 searches. Prices were last updated on 20 May 2024.
These are some of the most attractive deals on flights from St. Louis to Toronto in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Thu 13/67:45 a.m.STL - YYZ
2 stops10h 50mMultiple Airlines
Tue 18/66:30 a.m.YYZ - STL
1 stop8h 53mMultiple Airlines
Deal found 20/5C$ 384
Sun 2/67:30 p.m.STL - YYZ
1 stop26h 56mMultiple Airlines
Sun 9/66:30 a.m.YYZ - STL
1 stop11h 02mMultiple Airlines
Deal found 19/5C$ 416
Thu 20/67:45 a.m.STL - YYZ
2 stops10h 50mMultiple Airlines
Sun 23/66:30 a.m.YYZ - STL
1 stop11h 02mMultiple Airlines
Deal found 20/5C$ 509
Thu 20/68:12 p.m.STL - YYZ
1 stop16h 16mMultiple Airlines
Sun 23/67:30 a.m.YYZ - STL
1 stop10h 55mMultiple Airlines
Deal found 20/5C$ 516
Sat 1/611:39 a.m.STL - YYZ
1 stop10h 47mMultiple Airlines
Sun 2/610:35 a.m.YYZ - STL
1 stop9h 05mMultiple Airlines
Deal found 19/5C$ 524
Fri 31/57:44 p.m.STL - YYZ
1 stop13h 09mMultiple Airlines
Tue 4/69:35 a.m.YYZ - STL
1 stop13h 04mMultiple Airlines
Deal found 19/5C$ 531
Fri 31/57:45 a.m.STL - YYZ
2 stops12h 15mMultiple Airlines
Tue 4/68:00 p.m.YYZ - STL
1 stop15h 42mMultiple Airlines
Deal found 19/5C$ 538
Sat 1/611:39 a.m.STL - YYZ
1 stop11h 23mMultiple Airlines
Tue 4/67:50 a.m.YYZ - STL
1 stop6h 47mMultiple Airlines
Deal found 19/5C$ 547
Fri 31/57:44 p.m.STL - YYZ
1 stop13h 09mMultiple Airlines
Sun 2/67:50 a.m.YYZ - STL
1 stop11h 50mMultiple Airlines
Deal found 19/5C$ 551

St. Louis to Pearson Intl 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and Pearson Intl in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 406,307 searches. Data last updated 20 May 2024.
These are some of the most attractive deals on flights from St. Louis to Toronto in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Thu 13/67:45 a.m.STL - YYZ
2 stops10h 50mMultiple Airlines
Tue 18/66:30 a.m.YYZ - STL
1 stop8h 53mMultiple Airlines
Deal found 20/5C$ 384
Sun 2/67:30 p.m.STL - YYZ
1 stop26h 56mMultiple Airlines
Sun 9/66:30 a.m.YYZ - STL
1 stop11h 02mMultiple Airlines
Deal found 19/5C$ 416
Thu 20/67:45 a.m.STL - YYZ
2 stops10h 50mMultiple Airlines
Sun 23/66:30 a.m.YYZ - STL
1 stop11h 02mMultiple Airlines
Deal found 20/5C$ 509
Thu 20/68:12 p.m.STL - YYZ
1 stop16h 16mMultiple Airlines
Sun 23/67:30 a.m.YYZ - STL
1 stop10h 55mMultiple Airlines
Deal found 20/5C$ 516
Sat 1/611:39 a.m.STL - YYZ
1 stop10h 47mMultiple Airlines
Sun 2/610:35 a.m.YYZ - STL
1 stop9h 05mMultiple Airlines
Deal found 19/5C$ 524
Fri 31/57:44 p.m.STL - YYZ
1 stop13h 09mMultiple Airlines
Tue 4/69:35 a.m.YYZ - STL
1 stop13h 04mMultiple Airlines
Deal found 19/5C$ 531
Sat 6/711:34 a.m.STL - YYZ
1 stop11h 28mMultiple Airlines
Mon 8/77:30 p.m.YYZ - STL
2 stops19h 53mMultiple Airlines
Deal found 20/5C$ 534
Fri 31/57:45 a.m.STL - YYZ
2 stops12h 15mMultiple Airlines
Tue 4/68:00 p.m.YYZ - STL
1 stop15h 42mMultiple Airlines
Deal found 19/5C$ 538
Sat 1/611:39 a.m.STL - YYZ
1 stop11h 23mMultiple Airlines
Tue 4/67:50 a.m.YYZ - STL
1 stop6h 47mMultiple Airlines
Deal found 19/5C$ 547

Direct flights to Pearson Intl from St. Louis

Discover non-stop flight options from St. Louis to Pearson Intl. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 406,307 searches. Data last updated 20 May 2024.
Take a look at some of the direct flights travelling from St. Louis to Toronto in the near future. Search for alternative flights from St. Louis to Toronto by utilizing the search form above.
Sat 13/74:05 p.m.STL - YYZ
Nonstop1h 59mAir Canada
Fri 19/76:55 p.m.YYZ - STL
Nonstop2h 06mAir Canada
Deal found 19/5C$ 727
Sat 15/69:50 a.m.STL - YYZ
Nonstop2h 01mAir Canada
Tue 18/62:15 p.m.YYZ - STL
Nonstop2h 06mAir Canada
Deal found 18/5C$ 758
Thu 29/84:05 p.m.STL - YYZ
Nonstop1h 59mAir Canada
Sun 1/96:55 p.m.YYZ - STL
Nonstop2h 06mAir Canada
Deal found 19/5C$ 781
Sun 2/69:50 a.m.STL - YYZ
Nonstop2h 01mAir Canada
Sun 9/66:55 p.m.YYZ - STL
Nonstop2h 06mAir Canada
Deal found 19/5C$ 798
Sun 2/69:50 a.m.STL - YYZ
Nonstop2h 01mAir Canada
Sun 2/66:55 p.m.YYZ - STL
Nonstop2h 06mAir Canada
Deal found 19/5C$ 870
Fri 31/59:50 a.m.STL - YYZ
Nonstop2h 01mAir Canada
Sun 2/62:15 p.m.YYZ - STL
Nonstop2h 06mAir Canada
Deal found 19/5C$ 928
Wed 13/114:10 p.m.STL - YYZ
Nonstop2h 00mAir Canada
Fri 15/118:30 a.m.YYZ - STL
Nonstop2h 23mAir Canada
Deal found 19/5C$ 987
Sun 30/611:00 a.m.STL - YYZ
Nonstop1h 59mAir Canada
Sun 11/82:15 p.m.YYZ - STL
Nonstop2h 06mAir Canada
Deal found 20/5C$ 1,221
Sun 2/69:50 a.m.STL - YYZ
Nonstop2h 01mAir Canada
Sun 9/66:55 p.m.YYZ - STL
Nonstop2h 06mAir Canada
Deal found 19/5C$ 1,264

St. Louis to Pearson Intl flights leaving soon

Find last-minute flight options from St. Louis to Pearson Intl for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 406,307 searches. Data last updated 20 May 2024.
Have a look at some of the last-minute flights available departing from St. Louis to Toronto. To prevent any unwanted surprises, users should verify their flight info before booking.
Wed 29/59:10 p.m.STL - YYZ
1 stop25h 16mMultiple Airlines
Sun 2/67:50 a.m.YYZ - STL
1 stop11h 50mMultiple Airlines
Deal found 19/5C$ 555
Wed 29/511:36 a.m.STL - YYZ
2 stops32h 24mMultiple Airlines
Sun 2/67:50 a.m.YYZ - STL
1 stop11h 50mMultiple Airlines
Deal found 19/5C$ 583
Wed 29/511:36 a.m.STL - YYZ
3 stops32h 24mMultiple Airlines
Sun 2/67:50 a.m.YYZ - STL
1 stop11h 50mMultiple Airlines
Deal found 19/5C$ 713
Wed 29/511:36 a.m.STL - YYZ
2 stops32h 24mMultiple Airlines
Sun 2/611:15 p.m.YYZ - STL
3 stops35h 24mMultiple Airlines
Deal found 19/5C$ 878
Wed 29/59:50 a.m.STL - YYZ
Nonstop2h 01mMultiple Airlines
Sun 2/62:15 p.m.YYZ - STL
Nonstop2h 06mMultiple Airlines
Deal found 19/5C$ 928
Wed 29/55:31 p.m.STL - YYZ
1 stop5h 27mAir Canada
Sun 2/62:15 p.m.YYZ - STL
Nonstop2h 06mAir Canada
Deal found 19/5C$ 940
Sat 25/57:08 a.m.STL - YYZ
1 stop10h 26mAmerican Airlines
Tue 28/510:30 a.m.YYZ - STL
1 stop8h 38mAmerican Airlines
Deal found 19/5C$ 1,098
Sat 25/55:55 a.m.STL - YYZ
2 stops16h 05mAmerican Airlines
Tue 28/53:15 p.m.YYZ - STL
1 stop21h 38mAmerican Airlines
Deal found 19/5C$ 1,210
Sat 25/59:50 a.m.STL - YYZ
Nonstop2h 01mUnited Airlines
Tue 28/57:00 a.m.YYZ - STL
1 stop6h 13mUnited Airlines
Deal found 19/5C$ 1,613

One-way flights to Pearson Intl from St. Louis

Search for one-way flight options from St. Louis to Pearson Intl. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 406,307 searches. Data last updated 20 May 2024.
Users travelling one-way from St. Louis to Toronto can select one of these great deals. Users can also find round-trip St. Louis to Toronto flights by using the search form above.
Sun 11/87:24 p.m.STL - YYZ
1 stop27h 58mMultiple Airlines
Deal found 20/5C$ 223
Thu 11/78:49 p.m.STL - YYZ
1 stop25h 27mMultiple Airlines
Deal found 19/5C$ 234
Mon 17/66:16 p.m.STL - YYZ
1 stop28h 10mMultiple Airlines
Deal found 20/5C$ 244
Thu 11/78:49 p.m.STL - YYZ
2 stops16h 11mMultiple Airlines
Deal found 19/5C$ 255
Fri 31/57:44 p.m.STL - YYZ
1 stop13h 09mMultiple Airlines
Deal found 19/5C$ 280
Mon 17/65:15 p.m.STL - YYZ
2 stops25h 20mMultiple Airlines
Deal found 20/5C$ 282
Fri 31/57:45 a.m.STL - YYZ
2 stops12h 15mMultiple Airlines
Deal found 19/5C$ 316
Fri 31/57:45 a.m.STL - YYZ
2 stops12h 15mMultiple Airlines
Deal found 19/5C$ 317
Fri 12/74:02 p.m.STL - YYZ
1 stop13h 41mMultiple Airlines
Deal found 19/5C$ 318

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

Customize your flight search to find flights from St. Louis to Pearson Intl 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 406,307 searches. Data last updated 20 May 2024.

Fly from

Any airport

Fly to

Any airport

Budget

C$ 384 - C$ 730

Route

Depart

Return

Price

Lambert-St LouisToronto Pearson Intl

STL - YYZ

STLYYZ

Lambert-St Louis

Thu 13/6

2 stops10h 50m

Toronto Pearson Intl

Tue 18/6

1 stop8h 53m

C$ 384

Lambert-St LouisToronto Pearson Intl

STL - YYZ

STLYYZ

Lambert-St Louis

Sun 2/6

1 stop26h 56m

Toronto Pearson Intl

Sun 9/6

1 stop11h 02m

C$ 416

Lambert-St LouisToronto Pearson Intl

STL - YYZ

STLYYZ

Lambert-St Louis

Thu 6/6

2 stops10h 50m

Toronto Pearson Intl

Sun 9/6

1 stop11h 02m

C$ 453

Lambert-St LouisToronto Pearson Intl

STL - YYZ

STLYYZ

Lambert-St Louis

Mon 10/6

1 stop28h 11m

Toronto Pearson Intl

Wed 12/6

1 stop28h 28m

C$ 455

Lambert-St LouisToronto Pearson Intl

STL - YYZ

STLYYZ

Lambert-St Louis

Sat 13/7

1 stop14h 23m

Toronto Pearson Intl

Fri 19/7

1 stop9h 35m

C$ 657

Lambert-St LouisToronto Pearson Intl

STL - YYZ

STLYYZ

Lambert-St Louis

Sat 15/6

1 stop4h 32m

Toronto Pearson Intl

Tue 18/6

1 stop9h 05m

C$ 682

Lambert-St LouisToronto Pearson Intl

STL - YYZ

STLYYZ

Lambert-St Louis

Mon 17/6

1 stop22h 42m

Toronto Pearson Intl

Mon 24/6

1 stop18h 14m

C$ 719

Lambert-St LouisToronto Pearson Intl

STL - YYZ

STLYYZ

Lambert-St Louis

Sat 13/7

Nonstop1h 59m

Toronto Pearson Intl

Fri 19/7

Nonstop2h 06m

C$ 727

Lambert-St LouisToronto Pearson Intl

STL - YYZ

STLYYZ

Lambert-St Louis

Thu 13/6

1 stop10h 35m

Toronto Pearson Intl

Tue 18/6

1 stop9h 49m

C$ 730

Flights are sorted by cheapest first

Deals found on 20/5

When is the best time to book a flight from St. Louis to Toronto Pearson Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Pearson Intl. Price data was last updated on 10 May 2024.
The best time to book flights from St. Louis to Toronto Pearson Intl Airport is 63 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Search Deals

When is the cheapest time to fly from St. Louis to Toronto Pearson Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from St. Louis to Pearson Intl. Price data was last updated on 12 May 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their St. Louis to Toronto Pearson Intl Airport flight should consider departing on Thursday mornings when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Pearson Intl by month

Plan your trip from St. Louis to Pearson Intl by taking into account the cheapest months to travel. The average price of a one-way flight from St. Louis to Pearson Intl is currently C$ 274 while a round-trip flight costs C$ 580. Price data was last updated on 19 May 2024.

Currently, September is the cheapest month in which you can book a flight from St. Louis to Toronto Pearson Intl Airport (average of C$ 181). Flying from St. Louis to Toronto Pearson Intl Airport in July is currently the most expensive (average of C$ 284). 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.

January

C$ 249

February

C$ 255

March

C$ 329

April

C$ 305

May

C$ 304

June

C$ 293

July

C$ 387

August

C$ 357

September

C$ 246

October

C$ 263

November

C$ 282

December

C$ 278

Temperature and rainfall in Pearson Intl by month

Plan your trip to Pearson Intl by taking into account the average temperature and rainfall totals by month.

YTO

Temperature

-6 - 21 °C

Reviews of airlines servicing Pearson Intl

Get insights into the airlines that provide service to Pearson Intl. 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 Pearson Intl. Reviews last updated 20 May 2024.
Peruse reviews from past customers who have flown with WestJet, Delta and United Airlines from St. Louis to Toronto to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,163 reviews
Check prices

Comfort

7.9

Crew

8.6

Entertainment

7.3

Boarding

8.2

Food

7.3

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Alaska Airlines
8.1
Very good
9,163 reviews
Alaska Airlines
8.1
Very good
9,163 reviews
Check prices

Comfort

7.9

Crew

8.6

Entertainment

7.3

Boarding

8.2

Food

7.3

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Delta
8.0
Very good
10,615 reviews
Alaska Airlines
8.1
Very good
9,163 reviews
Check prices

Comfort

7.9

Crew

8.6

Entertainment

7.3

Boarding

8.2

Food

7.3

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

WestJet
7.5
Good
2,895 reviews
Alaska Airlines
8.1
Very good
9,163 reviews
Check prices

Comfort

7.9

Crew

8.6

Entertainment

7.3

Boarding

8.2

Food

7.3

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

United Airlines
7.4
Good
10,894 reviews
Alaska Airlines
8.1
Very good
9,163 reviews
Check prices

Comfort

7.9

Crew

8.6

Entertainment

7.3

Boarding

8.2

Food

7.3

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

American Airlines
7.3
Good
14,472 reviews
Alaska Airlines
8.1
Very good
9,163 reviews
Check prices

Comfort

7.9

Crew

8.6

Entertainment

7.3

Boarding

8.2

Food

7.3

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Pearson Intl. 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 from for flights from St. Louis to Toronto Pearson Intl?

    Lambert-St Louis (STL) is the airport you will fly out of if you book a flight from St. Louis to Toronto Pearson Intl. You should not have trouble finding flights to Toronto Pearson Intl from Lambert-St Louis; the airport handles an average of 2 outbound flights to Toronto Pearson Intl per day. You should also have plenty of airline options to choose from since 1 airline has flights from the St. Louis airport to Toronto Pearson Intl. It is only a 20.4 km journey to Lambert-St Louis (STL) from St. Louis’s city centre.

  • Can I find flights from St. Louis to Toronto Pearson Intl Airport for under C$ 400 on Cheapflights?

    Yes, there are multiple flights from St. Louis to Toronto Pearson Intl Airport for under C$ 400. The cheapest flight booked recently is on Multiple Airlines for just C$ 384, but on average you can expect to pay C$ 514.

  • Are there direct flights from St. Louis to Toronto Pearson Intl Airport for under C$ 800 on Cheapflights?

    Cheapflights has 16 direct flights from St. Louis to Toronto Pearson Intl Airport under C$ 800. A good price for a direct flight from St. Louis to Toronto Pearson Intl Airport is less than C$ 1,358.

  • Are there last-minute flights available from St. Louis to Toronto Pearson Intl Airport for under C$ 600?

    There are currently 11+ open flights from St. Louis to Toronto Pearson Intl Airport within the next 7 days for less than C$ 600.

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

    For one-way options, check prices for United Airlines. According to our data, you can fly for as low as C$ 329. Users have also found prices from C$ 358 and C$ 478 on Air Canada and American Airlines, respectively.

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

    Consider United Airlines (84%), Air Canada (82%) or Jazz (82%) when booking your flight. These represent the most reliable airlines when flying from St. Louis to Toronto Pearson Intl Airport.

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

    While on average a flight from St. Louis to Toronto Pearson Intl Airport is generally C$ 789, our data shows the cheapest flight currently is C$ 615. When looking at the most popular route, (Lambert-St Louis - Toronto Pearson Intl), you can expect to pay C$ 414 for that flight.

  • What does STL to YYZ mean?

    STL stands for Lambert-St Louis Airport, while YYZ stands for Toronto Pearson Intl Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.

  • Can I find deals for flights from St. Louis to Pearson Intl that include extra baggage allowance?

    The amount of baggage you can bring on your St. Louis to Pearson Intl flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from St. Louis to Pearson Intl with specific airlines?

    Yes, Cheapflights allows you to browse and filter St. Louis to Pearson Intl flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

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

  • Can I find deals for flights from St. Louis to Pearson Intl that allow pets onboard?

    Many airlines flying from St. Louis to Pearson Intl offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from St. Louis to Pearson Intl?

    Yes, you can often find last-minute deals on St. Louis to Pearson Intl flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the St. Louis to Toronto Pearson Intl Airport flight deals updated?

    The St. Louis to Toronto Pearson Intl Airport flight deals you see on this page were last updated on 20/5.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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

Kansas City to Pearson Intl flights
Springfield to Pearson Intl flights

Top airline flying from St. Louis to Pearson Intl

Discover the top airline that operate flights from St. Louis to Pearson Intl. 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 406,307 searches. Data last updated 20 May 2024.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 286AverageC$ 629FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Toronto to Ho Chi Minh City flights
Vancouver to Abbotsford flights
Toronto to Nassau flights
Comox to Vancouver flights
Canada to Japan flights
Montreal to Ottawa flights
Montreal to Niagara Falls flights
Toronto to Savannah flights
Toronto to Alaska flights
Edmonton to Comox flights
Montreal to Japan flights
London Stansted Airport to Barcelona-El Prat Airport flights

Search flights from St. Louis to Pearson Intl by cabin class

Find flights from St. Louis to Pearson Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

Hourly flight availability from St. Louis to Pearson Intl

Find hourly flight availability from St. Louis to Pearson Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 20 May 2024.
0%of flight departuresEarly morningMidnight to 6 am
50%of flight departuresMorning6 am to noon
50%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from St. Louis to Pearson Intl

Explore weekly flight availability from St. Louis to Pearson Intl. 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 20 May 2024.
Sunday2daily flights
Monday2daily flights
Tuesday2daily flights
Wednesday2daily flights
Thursday2daily flights
Friday2daily flights
Saturday2daily flights

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
Flights to Lincoln
Flights to Batumi
Flights to Butuan
Flights to Clermont-Ferrand Aulnat
Flights to Corfu Ioannis Kapodistrias
Flights to Cuiabá M. Rondon
Flights to La Paz El Alto Intl
Flights to Gaziantep
Flights to Missoula Johnson-Bell Field
Flights to Calvi Ste Catherine
Flights to Monastir Habib Bourguiba
Flights to Nevsehir
Flights to General Santos Intl
Flights to Belp
Flights to Garoe
Flights to Niagara Falls
Flights to Lublin
Flights to Masset
Flights to Dalaman
Flights to South Bend/Michiana
Flights to Sioux Falls Joe Foss Field
Flights to Nador
Flights to Rhodes Diagoras
Flights to Popayán Guillermo León Valencia

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 St. Louis to Pearson Intl?

Deals for St. Louis to Pearson Intl 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 St. Louis to Pearson Intl?

Cheapflights helps you find that perfect flight to Pearson Intl from St. Louis 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 St. Louis to Pearson Intl with no change fees?

Yes, we can. To see specific flights from St. Louis to Pearson Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines