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Cheap flights from St. Louis (STL) to Toronto (YTO) from $113

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 6/11. 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 — YTO
May 21 — May 281
From?
To?
Tue 5/21
Tue 5/28
1 adult, Economy
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The best prices from Lambert-St Louis to Toronto are usually found in March or April, booked 80 days in advance, depart on a Sunday or Thursday and return on a Monday

Cheap flight deals from St. Louis to Toronto

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Toronto (YTO). 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 May 16, 2024.

Popular in

February

Cheapest in

March

Round-trip from

$248

One-way from

$166
High demand for flights, 44% potential price rise
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Best time to find cheap flights, 41% potential price drop
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From Lambert-St Louis to Toronto (YTO)
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One-way flight from Lambert-St Louis to Toronto (YTO)
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What is the cheapest day to fly round-trip from St. Louis to Toronto?

Users have found that leaving on a Saturday can be a cost-effective option. It’s possible to save up to 112% on your flight compared to booking on days when demand is much higher.

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

To save up to 128% on this flight, we recommend booking at least 24 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from St. Louis to Toronto from $259 1-2 weeks out and tickets from $473 for flights departing within the next 72 hours.

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

March can be a great time to fly to Toronto from St. Louis with a flight ticket averaging about $364. Cheapflights users have found deals in the month of March for as cheap as $176. The most expensive prices can be found in the month of February.

When is the cheapest time to fly from St. Louis to Toronto (STL - YTO)?

It’s typically best to fly out from St. Louis to Toronto at noon. Doing so could potentially save you 40% on the flight price compared to flying in the morning, which is usually more expensive.

Cheap Air Canada flights from St. Louis to Toronto

Explore cheap flight options specifically provided by Air Canada for the route between St. Louis and Toronto. 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 2,644,845 searches. Data last updated May 16, 2024.
Take a peek at the cheapest Air Canada flights we've detected traveling from St. Louis to Toronto. Make sure to double check the flight details before booking.
Tue 5/289:50 amSTL - YYZ
Nonstop2h 01mAir Canada
Wed 6/192:15 pmYYZ - STL
Nonstop2h 06mAir Canada
Deal found 5/14$443
Thu 6/2011:00 amSTL - YYZ
Nonstop1h 59mAir Canada
Thu 6/272:15 pmYYZ - STL
Nonstop2h 06mAir Canada
Deal found 5/14$509
Mon 6/244:05 pmSTL - YYZ
Nonstop1h 59mAir Canada
Thu 6/272:15 pmYYZ - STL
Nonstop2h 06mAir Canada
Deal found 5/15$533
Sat 6/228:05 amSTL - YYZ
1 stop4h 43mAir Canada
Thu 7/46:55 pmYYZ - STL
Nonstop2h 06mAir Canada
Deal found 5/15$537
Thu 6/66:30 amSTL - YYZ
1 stop4h 22mAir Canada
Wed 6/122:15 pmYYZ - STL
Nonstop2h 06mAir Canada
Deal found 5/14$544
Sat 6/85:31 pmSTL - YYZ
1 stop5h 27mAir Canada
Tue 6/112:15 pmYYZ - STL
Nonstop2h 06mAir Canada
Deal found 5/15$566
Sun 8/114:05 pmSTL - YYZ
Nonstop1h 59mAir Canada
Sat 8/174:00 pmYYZ - STL
1 stop6h 05mAir Canada
Deal found 5/15$579
Sun 6/29:50 amSTL - YYZ
Nonstop2h 01mAir Canada
Thu 6/66:55 pmYYZ - STL
Nonstop2h 06mAir Canada
Deal found 5/15$586
Thu 6/66:30 amSTL - YYZ
1 stop4h 22mAir Canada
Mon 6/106:55 pmYYZ - STL
Nonstop2h 06mAir Canada
Deal found 5/14$635

Cheap United Airlines flights from St. Louis to Toronto

Explore cheap flight options specifically provided by United Airlines for the route between St. Louis and Toronto. 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 2,644,845 searches. Data last updated May 16, 2024.
Take a gander at the lowest prices we've found on United Airlines flights from St. Louis to Toronto. Ensure the flight price, dates, time, and airline match your criteria before you book.
Tue 5/2811:38 amSTL - YYZ
1 stop7h 14mUnited Airlines
Wed 6/192:15 pmYYZ - STL
Nonstop2h 06mUnited Airlines
Deal found 5/14$453
Sat 6/85:31 pmSTL - YYZ
1 stop5h 27mUnited Airlines
Tue 6/112:15 pmYYZ - STL
Nonstop2h 06mUnited Airlines
Deal found 5/14$518
Mon 8/125:30 pmSTL - YYZ
1 stop15h 28mUnited Airlines
Fri 8/307:00 amYYZ - STL
2 stops27h 56mUnited Airlines
Deal found 5/15$567
Mon 8/124:05 pmSTL - YYZ
Nonstop1h 59mUnited Airlines
Fri 8/302:15 pmYYZ - STL
Nonstop2h 06mUnited Airlines
Deal found 5/15$575
Fri 6/1411:38 amSTL - YYZ
2 stops9h 06mUnited Airlines
Thu 6/2011:00 amYYZ - STL
1 stop5h 41mUnited Airlines
Deal found 5/14$643
Thu 6/69:50 amSTL - YYZ
Nonstop2h 01mUnited Airlines
Wed 6/122:15 pmYYZ - STL
Nonstop2h 06mUnited Airlines
Deal found 5/14$1,479
Thu 6/69:50 amSTL - YYZ
Nonstop2h 01mUnited Airlines
Mon 6/106:55 pmYYZ - STL
Nonstop2h 06mUnited Airlines
Deal found 5/14$1,571

Cheap St. Louis to Toronto flights in May & June 2024

Find cheap flight options from St. Louis to Toronto specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,644,845 searches. Prices were last updated on May 16, 2024.
Check out some of the best flight deals from St. Louis to Toronto in 2024. Check back regularly for other flight deals.
Fri 6/76:10 pmSTL - YYZ
2 stops24h 25mMultiple Airlines
Tue 6/118:20 pmYYZ - STL
1 stop17h 45mMultiple Airlines
Deal found 5/14$271
Thu 6/138:12 pmSTL - YYZ
2 stops16h 48mMultiple Airlines
Thu 6/206:30 amYYZ - STL
1 stop11h 58mMultiple Airlines
Deal found 5/14$283
Thu 6/138:12 pmSTL - YYZ
1 stop17h 16mMultiple Airlines
Thu 6/206:30 amYYZ - STL
1 stop11h 58mMultiple Airlines
Deal found 5/14$289
Fri 6/76:10 pmSTL - YYZ
2 stops24h 25mMultiple Airlines
Tue 6/112:40 pmYYZ - STL
2 stops23h 25mMultiple Airlines
Deal found 5/14$313
Fri 6/77:29 pmSTL - YYZ
1 stop10h 13mMultiple Airlines
Tue 6/116:30 amYYZ - STL
1 stop8h 53mMultiple Airlines
Deal found 5/14$319
Fri 6/76:10 pmSTL - YYZ
2 stops24h 25mMultiple Airlines
Tue 6/1111:59 amYYZ - STL
3 stops26h 06mMultiple Airlines
Deal found 5/14$325
Sat 6/2211:34 amSTL - YYZ
1 stop11h 28mMultiple Airlines
Tue 7/26:30 amYYZ - STL
1 stop8h 53mMultiple Airlines
Deal found 5/15$327
Thu 6/67:45 amSTL - YYZ
2 stops10h 50mMultiple Airlines
Wed 6/122:00 pmYYZ - STL
1 stop28h 28mMultiple Airlines
Deal found 5/14$328
Thu 6/67:45 amSTL - YYZ
2 stops10h 50mMultiple Airlines
Mon 6/106:30 amYYZ - STL
3 stops29h 27mMultiple Airlines
Deal found 5/14$339

St. Louis to Toronto 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and Toronto in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,644,845 searches. Data last updated May 16, 2024.
Check out some of the best flight deals from St. Louis to Toronto in 2024. Check back regularly for other flight deals.
Fri 6/76:10 pmSTL - YYZ
2 stops24h 25mMultiple Airlines
Tue 6/118:20 pmYYZ - STL
1 stop17h 45mMultiple Airlines
Deal found 5/14$271
Thu 6/138:12 pmSTL - YYZ
2 stops16h 48mMultiple Airlines
Thu 6/206:30 amYYZ - STL
1 stop11h 58mMultiple Airlines
Deal found 5/14$283
Thu 6/138:12 pmSTL - YYZ
1 stop17h 16mMultiple Airlines
Thu 6/206:30 amYYZ - STL
1 stop11h 58mMultiple Airlines
Deal found 5/14$289
Fri 6/76:10 pmSTL - YYZ
2 stops24h 25mMultiple Airlines
Tue 6/112:40 pmYYZ - STL
2 stops23h 25mMultiple Airlines
Deal found 5/14$313
Fri 6/77:29 pmSTL - YYZ
1 stop10h 13mMultiple Airlines
Tue 6/116:30 amYYZ - STL
1 stop8h 53mMultiple Airlines
Deal found 5/14$319
Fri 6/76:10 pmSTL - YYZ
2 stops24h 25mMultiple Airlines
Tue 6/1111:59 amYYZ - STL
3 stops26h 06mMultiple Airlines
Deal found 5/14$325
Sat 6/2211:34 amSTL - YYZ
1 stop11h 28mMultiple Airlines
Tue 7/26:30 amYYZ - STL
1 stop8h 53mMultiple Airlines
Deal found 5/15$327
Thu 6/67:45 amSTL - YYZ
2 stops10h 50mMultiple Airlines
Wed 6/122:00 pmYYZ - STL
1 stop28h 28mMultiple Airlines
Deal found 5/14$328
Thu 6/67:45 amSTL - YYZ
2 stops10h 50mMultiple Airlines
Mon 6/106:30 amYYZ - STL
3 stops29h 27mMultiple Airlines
Deal found 5/14$339

Non-stop flights to Toronto from St. Louis

Discover non-stop flight options from St. Louis to Toronto. 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 2,644,845 searches. Data last updated May 16, 2024.
Take a look at some of the direct flights traveling from St. Louis to Toronto in the near future. Select from other flights from St. Louis to Toronto by using the search form above.
Tue 5/289:50 amSTL - YYZ
Nonstop2h 01mAir Canada
Wed 6/192:15 pmYYZ - STL
Nonstop2h 06mAir Canada
Deal found 5/14$443
Thu 6/2011:00 amSTL - YYZ
Nonstop1h 59mAir Canada
Thu 6/272:15 pmYYZ - STL
Nonstop2h 06mAir Canada
Deal found 5/14$509
Mon 6/244:05 pmSTL - YYZ
Nonstop1h 59mAir Canada
Thu 6/272:15 pmYYZ - STL
Nonstop2h 06mAir Canada
Deal found 5/15$533
Sat 6/224:05 pmSTL - YYZ
Nonstop1h 59mAir Canada
Tue 7/22:15 pmYYZ - STL
Nonstop2h 06mAir Canada
Deal found 5/15$537
Wed 8/710:10 amSTL - YYZ
Nonstop1h 59mAir Canada
Mon 8/126:55 pmYYZ - STL
Nonstop2h 06mAir Canada
Deal found 5/15$574
Mon 8/124:05 pmSTL - YYZ
Nonstop1h 59mUnited Airlines
Fri 8/302:15 pmYYZ - STL
Nonstop2h 06mUnited Airlines
Deal found 5/15$575
Thu 6/139:50 amSTL - YYZ
Nonstop2h 01mAir Canada
Thu 6/206:55 pmYYZ - STL
Nonstop2h 06mAir Canada
Deal found 5/14$584
Sun 6/29:50 amSTL - YYZ
Nonstop2h 01mAir Canada
Thu 6/66:55 pmYYZ - STL
Nonstop2h 06mAir Canada
Deal found 5/15$586
Thu 5/309:50 amSTL - YYZ
Nonstop2h 01mAir Canada
Mon 6/32:15 pmYYZ - STL
Nonstop2h 06mAir Canada
Deal found 5/15$639

St. Louis to Toronto flights leaving soon

Find last-minute flight options from St. Louis to Toronto 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 2,644,845 searches. Data last updated May 16, 2024.
Consider one of these great deals we found on last-minute flights from St. Louis to Toronto. Users should examine the flight details to ensure there are no surprises.
Wed 5/228:07 amSTL - YYZ
1 stop9h 23mAmerican Airlines
Wed 5/2911:50 amYYZ - STL
1 stop8h 40mAmerican Airlines
Deal found 5/15$552
Fri 5/243:05 pmSTL - YYZ
1 stop7h 09mDelta
Mon 5/276:30 amYYZ - STL
1 stop8h 49mDelta
Deal found 5/15$633
Wed 5/226:11 amSTL - YYZ
1 stop4h 28mWestJet
Sun 5/2612:30 pmYYZ - STL
1 stop10h 22mWestJet
Deal found 5/15$634
Fri 5/241:01 pmSTL - YYZ
1 stop8h 59mAmerican Airlines
Mon 5/276:00 amYYZ - STL
1 stop4h 53mAmerican Airlines
Deal found 5/16$638
Wed 5/226:11 amSTL - YYZ
1 stop4h 28mDelta
Wed 5/297:59 amYYZ - STL
2 stops10h 23mDelta
Deal found 5/15$816
Wed 5/226:00 amSTL - YYZ
1 stop4h 52mAir Canada
Wed 5/292:15 pmYYZ - STL
Nonstop2h 06mAir Canada
Deal found 5/15$863
Fri 5/243:05 pmSTL - YYZ
1 stop7h 09mDelta
Mon 5/276:30 amYYZ - STL
2 stops11h 52mDelta
Deal found 5/15$880
Wed 5/226:11 amSTL - YYZ
1 stop4h 28mDelta
Sun 5/267:59 amYYZ - STL
2 stops9h 37mDelta
Deal found 5/15$890
Wed 5/229:50 amSTL - YYZ
Nonstop2h 01mAir Canada
Sun 5/266:55 pmYYZ - STL
Nonstop2h 06mAir Canada
Deal found 5/15$897

One-way flights to Toronto from St. Louis

Search for one-way flight options from St. Louis to Toronto. 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 2,644,845 searches. Data last updated May 16, 2024.
If you're seeking multiple options on one-way flights from St. Louis to Toronto, be sure to check out these deals, which are updated often. Users needing a return flight from St. Louis to Toronto should utilize the search form above.
Tue 6/1111:57 amSTL - YYZ
1 stop10h 29mMultiple Airlines
Deal found 5/15$113
Tue 6/1111:57 amSTL - YYZ
1 stop10h 29mMultiple Airlines
Deal found 5/15$114
Thu 6/137:45 amSTL - YYZ
2 stops10h 50mMultiple Airlines
Deal found 5/15$128
Thu 6/138:12 pmSTL - YYZ
1 stop26h 14mMultiple Airlines
Deal found 5/15$131
Sun 6/237:44 pmSTL - YYZ
1 stop27h 38mMultiple Airlines
Deal found 5/15$136
Tue 6/1111:57 amSTL - YYZ
2 stops17h 45mMultiple Airlines
Deal found 5/15$152
Mon 6/246:16 pmSTL - YYZ
1 stop19h 12mMultiple Airlines
Deal found 5/15$158
Sun 6/166:30 amSTL - YYZ
1 stop10h 02mSun Country Air
Deal found 5/15$166
Thu 6/137:45 amSTL - YYZ
2 stops12h 15mMultiple Airlines
Deal found 5/15$167

Find flights from St. Louis to Toronto within your budget

Customize your flight search to find flights from St. Louis 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 2,644,845 searches. Data last updated May 16, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$271 - $578

Route

Depart

Return

Price

Lambert-St LouisToronto Pearson Intl

STL - YYZ

STLYYZ

Lambert-St Louis

Fri 6/7

2 stops24h 25m

Toronto Pearson Intl

Tue 6/11

1 stop17h 45m

$271

Lambert-St LouisToronto Pearson Intl

STL - YYZ

STLYYZ

Lambert-St Louis

Thu 6/13

2 stops16h 48m

Toronto Pearson Intl

Thu 6/20

1 stop11h 58m

$283

Lambert-St LouisToronto Pearson Intl

STL - YYZ

STLYYZ

Lambert-St Louis

Thu 6/13

1 stop17h 16m

Toronto Pearson Intl

Thu 6/20

1 stop11h 58m

$289

Lambert-St LouisToronto Pearson Intl

STL - YYZ

STLYYZ

Lambert-St Louis

Fri 6/7

2 stops24h 25m

Toronto Pearson Intl

Tue 6/11

2 stops23h 25m

$313

Lambert-St LouisToronto Pearson Intl

STL - YYZ

STLYYZ

Lambert-St Louis

Tue 5/28

Nonstop2h 01m

Toronto Pearson Intl

Wed 6/19

Nonstop2h 06m

$443

Lambert-St LouisToronto Pearson Intl

STL - YYZ

STLYYZ

Lambert-St Louis

Tue 5/28

1 stop7h 14m

Toronto Pearson Intl

Wed 6/19

Nonstop2h 06m

$453

Lambert-St LouisToronto Pearson Intl

STL - YYZ

STLYYZ

Lambert-St Louis

Sat 6/8

1 stop6h 57m

Toronto Pearson Intl

Tue 6/11

1 stop8h 56m

$455

Lambert-St LouisToronto Pearson Intl

STL - YYZ

STLYYZ

Lambert-St Louis

Mon 8/12

1 stop8h 29m

Toronto Pearson Intl

Fri 8/30

1 stop8h 38m

$464

Lambert-St LouisToronto Pearson Intl

STL - YYZ

STLYYZ

Lambert-St Louis

Sun 6/2

1 stop4h 28m

Toronto Pearson Intl

Thu 6/6

2 stops16h 11m

$578

Flights are sorted by cheapest first

Deals found on 5/14

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

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Toronto. Price data was last updated on May 10, 2024.
Booking 78 days in advance of your planned departure date is, on average, the best time to get cheap flights from St. Louis to Toronto. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Search Deals

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

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

Average price of flights to Toronto by month

Plan your trip from St. Louis to Toronto by taking into account the cheapest months to travel. The average price of a one-way flight from St. Louis to Toronto is currently $141 while a round-trip flight costs $394. Price data was last updated on May 12, 2024.

Currently, January is the cheapest month in which you can book a flight from St. Louis to Toronto (average of $238). Flying from St. Louis to Toronto in July is currently the most expensive (average of $397). 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

$238

February

$264

March

$305

April

$313

May

$316

June

$354

July

$397

August

$373

September

$322

October

$306

November

$279

December

$272

Temperature and rainfall in Toronto by month

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

YTO

Temperature

21.2 - 69.8 °F

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 May 16, 2024.
Read reviews from past customers who have flown Air Canada, United Airlines and Delta from St. Louis to Toronto. 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
8.1
Very good
9,157 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.3

Overall

8.1

Crew

8.6

Reviews

1 / 10

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

Alaska Airlines
8.1
Very good
9,157 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.3

Overall

8.1

Crew

8.6

Reviews

1 / 10

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

Delta
8.0
Very good
10,673 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.3

Overall

8.1

Crew

8.6

Reviews

1 / 10

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

Aeromexico
7.6
Good
2,528 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.3

Overall

8.1

Crew

8.6

Reviews

1 / 10

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

WestJet
7.5
Good
2,919 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.3

Overall

8.1

Crew

8.6

Reviews

1 / 10

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

United Airlines
7.4
Good
10,946 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.3

Overall

8.1

Crew

8.6

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 Toronto. 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?

    Lambert-St Louis (STL) is the airport you will fly out of if you book a flight from St. Louis to Toronto. You should not have trouble finding flights to Toronto from Lambert-St Louis; the airport handles an average of 2 outbound flights to Toronto per day. You should also have plenty of airline options to choose from since 3 airlines have flights from the St. Louis airport to Toronto. It is only a 12.7 mi journey to Lambert-St Louis (STL) from St. Louis’s city center.

  • Can I find flights from St. Louis to Toronto for under $300 on Cheapflights?

    Yes, there are multiple flights from St. Louis to Toronto for under $300. The cheapest flight booked recently is on Multiple Airlines for just $271, but on average you can expect to pay $338.

  • Are there nonstop flights from St. Louis to Toronto for under $500 on Cheapflights?

    Cheapflights has at least 20 direct flights from St. Louis to Toronto under $500. A good price for a nonstop flight from St. Louis to Toronto is less than $925.

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

    There are currently 15+ open flights from St. Louis to Toronto within the next 7 days for less than $600.

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

    $166 is the cheapest one-way deal found within the past few days, from Sun Country Air. You may also be able to find cheap deals on WestJet and Air Canada, with prices starting from $239 and $242, respectively.

  • What are the most popular airlines that fly from St. Louis to Toronto?

    Consider American Airlines, Air Canada or United Airlines when booking your flight. These represent the most popular airlines when flying from St. Louis to Toronto.

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

    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.

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

    The cheapest flight price from St. Louis to Toronto is $262. On average you can expect to pay $2,157. The most popular route, (Lambert-St Louis - Toronto Pearson Intl), can usually be booked for $255.

  • What does STL to YYZ mean?

    Lambert-St Louis Airport is STL and Toronto Pearson Intl Airport is YYZ. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service. Toronto Island Airport (YTZ), Hamilton Airport (YHM), Toronto Kitchener-Waterloo Airport (YKF) are other airports near this flight route and their unique identifiers/IATA codes.

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

    The amount of baggage you can bring on your St. Louis to Toronto 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 Toronto with specific airlines?

    Yes, Cheapflights allows you to browse and filter St. Louis to Toronto 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 Toronto that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from St. Louis 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.

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

    Many airlines flying from St. Louis to Toronto 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 Toronto?

    Yes, you can often find last-minute deals on St. Louis to Toronto 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 flight deals updated?

    The St. Louis to Toronto flight deals you see on this page were last updated on 5/15.

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

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Top 3 airlines flying from St. Louis to Toronto

Discover the top 3 airlines that operate flights from St. Louis 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 2,644,845 searches. Data last updated May 16, 2024.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$188Average$287FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapest$228Average$560FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$288Average$551FlexibilityNo cancel feeOn-time71%
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Search flights from St. Louis to Toronto by cabin class

Find flights from St. Louis to Toronto, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Hourly flight availability from St. Louis to Toronto

Find hourly flight availability from St. Louis 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 May 16, 2024.
0%of flight departuresEarly morningMidnight to 6 am
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50%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
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Weekly flight availability from St. Louis to Toronto

Explore weekly flight availability from St. Louis 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 May 16, 2024.
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How does Cheapflights help users find flights from St. Louis to Toronto?

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Why should you use Cheapflights to find cheap flight tickets from St. Louis to Toronto?

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

Yes! Cheapflights helps users easily find flights from St. Louis to Toronto with no change fees.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Toronto from St. Louis today and book when prices fit your budget.

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