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Cheap flights from Toronto to St. Louis from C$ 248

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 19/6. 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.
YTO — STL
25 May — 1 Jun1
1 adult
Sat 25/5
Sat 1/6

The best prices from Toronto to Lambert-St Louis are usually found in January or February, booked 79 days in advance, depart on a Friday or Tuesday and return on a Friday

Cheap flight deals from Toronto to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Toronto (YTO) 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 20 May 2024.

Popular in

June

Cheapest in

January

Round-trip from

C$ 497

One-way from

C$ 339
High demand for flights, 12% potential price rise
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Best time to find cheap flights, 8% potential price drop
Search Deals
From Toronto (YTO) to Lambert-St Louis
Search Deals
One-way flight from Toronto (YTO) to Lambert-St Louis
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What is the cheapest day to fly round-trip from Toronto to St. Louis?

Flying to your destination on a Saturday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to St. Louis. Check prices with Cheapflights to find a great deal for your trip.

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

Travellers have found it’s best to book a flight 44 days in advance to save up to 85% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 44 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Toronto to St. Louis 1-2 weeks in advance for as low as C$ 591, or C$ 1,247 for flights within the next 24 hours.

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

January can be a great time to fly to St. Louis from Toronto with a flight ticket averaging about C$ 614. Cheapflights users have found deals in the month of January for as cheap as C$ 460. The most expensive prices can be found in the month of June.

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

Unlike in the afternoon, when flights are generally more expensive, you can save up to 17% on flights from Toronto to St. Louis by exploring options for tickets at noon.

Cheap WestJet flights from Toronto to St. Louis

Explore cheap flight options specifically provided by WestJet for the route between Toronto and St. Louis. 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 406,380 searches. Data last updated 20 May 2024.
Find some of the cheapest WestJet flights travelling from Toronto to St. Louis. Deals update often to give you more flight options matching your criteria
Tue 23/77:45 a.m.YYZ - STL
1 stop16h 54mWestJet
Sat 27/76:00 a.m.STL - YYZ
1 stop16h 57mWestJet
Deal found 18/5C$ 566
Tue 18/66:30 a.m.YYZ - STL
1 stop9h 03mWestJet
Tue 18/65:25 p.m.STL - YYZ
1 stop5h 34mWestJet
Deal found 19/5C$ 573
Sat 20/75:58 p.m.YYZ - STL
1 stop4h 30mWestJet
Tue 23/76:06 a.m.STL - YYZ
1 stop4h 31mWestJet
Deal found 19/5C$ 577
Tue 4/61:25 p.m.YYZ - STL
1 stop11h 15mWestJet
Wed 5/66:11 a.m.STL - YYZ
1 stop4h 28mWestJet
Deal found 19/5C$ 581
Tue 4/66:04 p.m.YYZ - STL
1 stop6h 36mWestJet
Wed 5/66:00 a.m.STL - YYZ
1 stop5h 10mWestJet
Deal found 18/5C$ 629
Sat 20/710:15 p.m.YYZ - STL
2 stops19h 49mWestJet
Tue 23/76:06 a.m.STL - YYZ
2 stops10h 53mWestJet
Deal found 19/5C$ 739

Cheap Delta flights from Toronto to St. Louis

Explore cheap flight options specifically provided by Delta for the route between Toronto and St. Louis. 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 406,380 searches. Data last updated 20 May 2024.
To aid your search, here are some of the cheapest Delta flights we've found from Toronto to St. Louis. Make sure to examine the flight information before completing your reservation.
Wed 19/66:25 a.m.YYZ - STL
1 stop9h 05mDelta
Mon 24/65:25 p.m.STL - YYZ
1 stop5h 34mDelta
Deal found 19/5C$ 585
Wed 3/710:15 a.m.YYZ - STL
2 stops11h 22mDelta
Tue 9/75:26 p.m.STL - YYZ
1 stop5h 31mDelta
Deal found 19/5C$ 778
Tue 13/85:45 p.m.YYZ - STL
1 stop3h 47mDelta
Thu 29/83:30 p.m.STL - YYZ
1 stop6h 44mDelta
Deal found 19/5C$ 819
Mon 1/75:58 p.m.YYZ - STL
2 stops6h 22mDelta
Thu 11/75:26 p.m.STL - YYZ
1 stop5h 31mDelta
Deal found 19/5C$ 1,060

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

Find cheap flight options from Toronto to St. Louis specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 406,380 searches. Prices were last updated on 20 May 2024.
Listed are some of the best fares we've found on flights departing from Toronto to St. Louis in 2024. More deals are always being added, so be sure to check back regularly.
Sat 15/66:30 a.m.YYZ - STL
1 stop11h 58mMultiple Airlines
Mon 17/65:15 p.m.STL - YYZ
2 stops25h 20mMultiple Airlines
Deal found 19/5C$ 525
Mon 17/64:15 p.m.YYZ - STL
2 stops23h 08mMultiple Airlines
Wed 19/61:55 p.m.STL - YYZ
3 stops31h 35mMultiple Airlines
Deal found 19/5C$ 561
Mon 17/610:35 a.m.YYZ - STL
1 stop7h 41mMultiple Airlines
Wed 19/67:29 p.m.STL - YYZ
1 stop10h 14mMultiple Airlines
Deal found 19/5C$ 562
Tue 18/66:30 a.m.YYZ - STL
1 stop9h 03mWestJet
Tue 18/65:25 p.m.STL - YYZ
1 stop5h 34mWestJet
Deal found 19/5C$ 573
Tue 4/61:25 p.m.YYZ - STL
1 stop11h 15mWestJet
Wed 5/66:11 a.m.STL - YYZ
1 stop4h 28mWestJet
Deal found 19/5C$ 581
Mon 17/64:00 p.m.YYZ - STL
3 stops23h 23mMultiple Airlines
Wed 19/61:55 p.m.STL - YYZ
3 stops31h 35mMultiple Airlines
Deal found 19/5C$ 584
Wed 19/66:25 a.m.YYZ - STL
1 stop9h 05mDelta
Mon 24/65:25 p.m.STL - YYZ
1 stop5h 34mDelta
Deal found 19/5C$ 585
Mon 17/66:55 p.m.YYZ - STL
Nonstop2h 06mAir Canada
Wed 19/65:31 p.m.STL - YYZ
1 stop5h 27mAir Canada
Deal found 19/5C$ 596
Sat 15/610:20 a.m.YYZ - STL
1 stop8h 08mMultiple Airlines
Mon 17/67:30 a.m.STL - YYZ
3 stops14h 56mMultiple Airlines
Deal found 19/5C$ 597

Toronto to St. Louis 2024 flight deals

Discover exclusive flight deals for travel between Toronto and St. Louis in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 406,380 searches. Data last updated 20 May 2024.
Listed are some of the best fares we've found on flights departing from Toronto to St. Louis in 2024. More deals are always being added, so be sure to check back regularly.
Sat 15/66:30 a.m.YYZ - STL
1 stop11h 58mMultiple Airlines
Mon 17/65:15 p.m.STL - YYZ
2 stops25h 20mMultiple Airlines
Deal found 19/5C$ 525
Thu 5/910:45 a.m.YYZ - STL
1 stop8h 44mMultiple Airlines
Sun 8/96:18 p.m.STL - YYZ
1 stop11h 25mMultiple Airlines
Deal found 19/5C$ 543
Thu 5/910:45 a.m.YYZ - STL
1 stop8h 44mMultiple Airlines
Sun 8/96:24 p.m.STL - YYZ
2 stops25h 36mMultiple Airlines
Deal found 19/5C$ 548
Mon 17/64:15 p.m.YYZ - STL
2 stops23h 08mMultiple Airlines
Wed 19/61:55 p.m.STL - YYZ
3 stops31h 35mMultiple Airlines
Deal found 19/5C$ 561
Mon 17/610:35 a.m.YYZ - STL
1 stop7h 41mMultiple Airlines
Wed 19/67:29 p.m.STL - YYZ
1 stop10h 14mMultiple Airlines
Deal found 19/5C$ 562
Fri 23/86:15 a.m.YYZ - STL
1 stop7h 43mWestJet
Mon 26/85:05 p.m.STL - YYZ
1 stop5h 45mWestJet
Deal found 19/5C$ 565
Tue 23/77:45 a.m.YYZ - STL
1 stop16h 54mWestJet
Sat 27/76:00 a.m.STL - YYZ
1 stop16h 57mWestJet
Deal found 18/5C$ 566
Thu 4/76:30 a.m.YYZ - STL
1 stop11h 58mMultiple Airlines
Mon 8/712:23 p.m.STL - YYZ
1 stop10h 22mMultiple Airlines
Deal found 18/5C$ 569
Tue 18/66:30 a.m.YYZ - STL
1 stop9h 03mWestJet
Tue 18/65:25 p.m.STL - YYZ
1 stop5h 34mWestJet
Deal found 19/5C$ 573

Direct flights to St. Louis from Toronto

Discover non-stop flight options from Toronto to St. Louis. 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 406,380 searches. Data last updated 20 May 2024.
Take a look at some of the direct flights travelling from Toronto to St. Louis in the near future. Select from other flights from Toronto to St. Louis by using the search form above.
Sat 15/66:55 p.m.YYZ - STL
Nonstop2h 06mAir Canada
Sat 22/64:05 p.m.STL - YYZ
Nonstop1h 59mAir Canada
Deal found 18/5C$ 584
Sat 15/62:15 p.m.YYZ - STL
Nonstop2h 06mAir Canada
Sat 22/64:05 p.m.STL - YYZ
Nonstop1h 59mAir Canada
Deal found 18/5C$ 599
Fri 21/62:15 p.m.YYZ - STL
Nonstop2h 06mAir Canada
Sat 29/64:05 p.m.STL - YYZ
Nonstop1h 59mAir Canada
Deal found 18/5C$ 604
Tue 2/72:15 p.m.YYZ - STL
Nonstop2h 06mMultiple Airlines
Thu 4/710:10 a.m.STL - YYZ
Nonstop1h 59mMultiple Airlines
Deal found 18/5C$ 618
Wed 19/62:15 p.m.YYZ - STL
Nonstop2h 06mAir Canada
Mon 24/64:05 p.m.STL - YYZ
Nonstop1h 59mAir Canada
Deal found 19/5C$ 619
Mon 1/76:55 p.m.YYZ - STL
Nonstop2h 06mAir Canada
Thu 11/710:10 a.m.STL - YYZ
Nonstop1h 59mAir Canada
Deal found 19/5C$ 626
Thu 15/82:15 p.m.YYZ - STL
Nonstop2h 06mAir Canada
Sun 18/810:10 a.m.STL - YYZ
Nonstop1h 59mAir Canada
Deal found 18/5C$ 638
Fri 23/86:55 p.m.YYZ - STL
Nonstop2h 06mMultiple Airlines
Mon 26/84:05 p.m.STL - YYZ
Nonstop1h 59mMultiple Airlines
Deal found 19/5C$ 641
Tue 2/72:15 p.m.YYZ - STL
Nonstop2h 06mAir Canada
Sun 7/710:10 a.m.STL - YYZ
Nonstop1h 59mAir Canada
Deal found 18/5C$ 649

One-way flights to St. Louis from Toronto

Search for one-way flight options from Toronto to St. Louis. 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 406,380 searches. Data last updated 20 May 2024.
If you're seeking multiple options on one-way flights from Toronto to St. Louis, be sure to check out these deals, which are updated often. Those needing a return flight from Toronto to St. Louis can use the search form above.
Wed 19/68:00 p.m.YYZ - STL
1 stop15h 42mMultiple Airlines
Deal found 18/5C$ 248
Wed 7/87:50 a.m.YYZ - STL
1 stop25h 53mMultiple Airlines
Deal found 19/5C$ 302
Mon 8/74:00 p.m.YYZ - STL
2 stops25h 05mMultiple Airlines
Deal found 19/5C$ 305
Wed 7/87:00 p.m.YYZ - STL
2 stops16h 47mWestJet
Deal found 19/5C$ 313
Wed 19/62:15 p.m.YYZ - STL
Nonstop2h 06mAir Canada
Deal found 18/5C$ 325
Mon 8/76:15 a.m.YYZ - STL
1 stop27h 47mWestJet
Deal found 19/5C$ 328
Thu 6/611:59 a.m.YYZ - STL
2 stops10h 53mWestJet
Deal found 19/5C$ 339
Wed 7/86:55 p.m.YYZ - STL
Nonstop2h 06mAir Canada
Deal found 19/5C$ 347
Mon 8/74:00 p.m.YYZ - STL
3 stops23h 23mMultiple Airlines
Deal found 19/5C$ 362

Find flights from Toronto to St. Louis within your budget

Customize your flight search to find flights from Toronto 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 406,380 searches. Data last updated 20 May 2024.

Fly from

Any airport

Fly to

Any airport

Budget

C$ 525 - C$ 685

Route

Depart

Return

Price

Toronto Pearson IntlLambert-St Louis

YYZ - STL

YYZSTL

Toronto Pearson Intl

Sat 15/6

1 stop11h 58m

Lambert-St Louis

Mon 17/6

2 stops25h 20m

C$ 525

Toronto Pearson IntlLambert-St Louis

YYZ - STL

YYZSTL

Toronto Pearson Intl

Mon 17/6

2 stops23h 08m

Lambert-St Louis

Wed 19/6

3 stops31h 35m

C$ 561

Toronto Pearson IntlLambert-St Louis

YYZ - STL

YYZSTL

Toronto Pearson Intl

Tue 23/7

1 stop16h 54m

Lambert-St Louis

Sat 27/7

1 stop16h 57m

C$ 566

Toronto Pearson IntlLambert-St Louis

YYZ - STL

YYZSTL

Toronto Pearson Intl

Tue 18/6

1 stop9h 03m

Lambert-St Louis

Tue 18/6

1 stop5h 34m

C$ 573

Toronto Pearson IntlLambert-St Louis

YYZ - STL

YYZSTL

Toronto Pearson Intl

Wed 19/6

1 stop9h 05m

Lambert-St Louis

Mon 24/6

1 stop5h 34m

C$ 585

Toronto Pearson IntlLambert-St Louis

YYZ - STL

YYZSTL

Toronto Pearson Intl

Mon 17/6

Nonstop2h 06m

Lambert-St Louis

Wed 19/6

1 stop5h 27m

C$ 596

Toronto Pearson IntlLambert-St Louis

YYZ - STL

YYZSTL

Toronto Pearson Intl

Mon 17/6

Nonstop2h 06m

Lambert-St Louis

Mon 24/6

1 stop5h 27m

C$ 599

Toronto Pearson IntlLambert-St Louis

YYZ - STL

YYZSTL

Toronto Pearson Intl

Thu 15/8

Nonstop2h 06m

Lambert-St Louis

Sun 18/8

1 stop6h 39m

C$ 638

Toronto Pearson IntlLambert-St Louis

YYZ - STL

YYZSTL

Toronto Pearson Intl

Mon 8/7

1 stop9h 14m

Lambert-St Louis

Thu 11/7

1 stop9h 20m

C$ 685

Flights are sorted by cheapest first

Deals found on 19/5

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

Use this chart to determine the optimal time to book a round-trip flight from Toronto to St. Louis. Price data was last updated on 10 May 2024.
Booking 78 days in advance of your planned departure date is, on average, the best time to get cheap flights from Toronto to St. Louis. 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 Toronto to St. Louis?

Use this chart to determine the cheapest time to fly round-trip from Toronto to St. Louis. Price data was last updated on 12 May 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Toronto to St. Louis flight should consider departing on Tuesday 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 St. Louis by month

Plan your trip from Toronto to St. Louis by taking into account the cheapest months to travel. The average price of a one-way flight from Toronto to St. Louis is currently C$ 319 while a round-trip flight costs C$ 592. Price data was last updated on 19 May 2024.

Currently, January is the cheapest month in which you can book a flight from Toronto to St. Louis (average of C$ 365). Flying from Toronto to St. Louis in July is currently the most expensive (average of C$ 560). 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$ 497

February

C$ 546

March

C$ 608

April

C$ 547

May

C$ 574

June

C$ 664

July

C$ 762

August

C$ 638

September

C$ 617

October

C$ 652

November

C$ 548

December

C$ 517

Temperature and rainfall in St. Louis by month

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

STL

Temperature

0 - 27 °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 20 May 2024.
Read reviews from past customers who have flown WestJet, Delta and Air Canada from Toronto to St. Louis. 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
9,166 reviews
Check prices

Comfort

7.9

Overall

8.1

Entertainment

7.3

Food

7.3

Boarding

8.2

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
9,166 reviews
Alaska Airlines
8.1
Very good
9,166 reviews
Check prices

Comfort

7.9

Overall

8.1

Entertainment

7.3

Food

7.3

Boarding

8.2

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
10,635 reviews
Alaska Airlines
8.1
Very good
9,166 reviews
Check prices

Comfort

7.9

Overall

8.1

Entertainment

7.3

Food

7.3

Boarding

8.2

Crew

8.6

Reviews

1 / 10

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

WestJet
7.5
Good
2,897 reviews
Alaska Airlines
8.1
Very good
9,166 reviews
Check prices

Comfort

7.9

Overall

8.1

Entertainment

7.3

Food

7.3

Boarding

8.2

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
10,894 reviews
Alaska Airlines
8.1
Very good
9,166 reviews
Check prices

Comfort

7.9

Overall

8.1

Entertainment

7.3

Food

7.3

Boarding

8.2

Crew

8.6

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
9,166 reviews
Check prices

Comfort

7.9

Overall

8.1

Entertainment

7.3

Food

7.3

Boarding

8.2

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 Toronto 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?

    If you book a flight to St. Louis from Toronto, you will be flying to Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 20.4 km from the centre of St. Louis. There are 2 flights from Toronto to Lambert-St Louis per day from 2 different airlines.

  • Can I find flights from Toronto to St. Louis for under C$ 600 on Cheapflights?

    Yes, there are multiple flights from Toronto to St. Louis for under C$ 600. The cheapest flight booked recently is on Multiple Airlines for just C$ 525, but on average you can expect to pay C$ 591.

  • Are there direct flights from Toronto to St. Louis for under C$ 600 on Cheapflights?

    Cheapflights has 18 direct flights from Toronto to St. Louis under C$ 600. A good price for a direct flight from Toronto to St. Louis is less than C$ 837.

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

    Flying on WestJet is currently your cheapest option to St. Louis, with prices starting at C$ 566. Additional round-trip tickets that might be worth considering are offered by Delta and Air Canada, with the lowest prices starting at C$ 585 and C$ 596, respectively. WestJet is currently priced 7% below the average price you’ll pay for this route.

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

    The top 3 most reliable airlines when flying from Toronto to St. Louis are Air Canada (74%), Jazz (74%) and United Airlines (74%).

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

    While on average a flight from Toronto to St. Louis is generally C$ 663, our data shows the cheapest flight currently is C$ 502. When looking at the most popular route, (Toronto Pearson Intl - Lambert-St Louis), you can expect to pay C$ 430 for that flight.

  • What does YYZ to STL mean?

    Toronto Pearson Intl Airport is YYZ and Lambert-St Louis Airport is STL. 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 Toronto to St. Louis that include extra baggage allowance?

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Toronto 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.

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

    Many airlines flying from Toronto to St. Louis 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 Toronto to St. Louis?

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

    The Toronto to St. Louis flight deals you see on this page were last updated on 19/5.

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.

Top 2 airlines flying from Toronto to St. Louis

Discover the top 2 airlines that operate flights from Toronto 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 406,380 searches. Data last updated 20 May 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 377AverageC$ 614FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 469AverageC$ 620FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
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Search flights from Toronto to St. Louis by cabin class

Find flights from Toronto to St. Louis, 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 Toronto to St. Louis

Find hourly flight availability from Toronto 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 20 May 2024.
0%of flight departuresEarly morningMidnight to 6 am
0%of flight departuresMorning6 am to noon
100%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
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Weekly flight availability from Toronto to St. Louis

Explore weekly flight availability from Toronto 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 20 May 2024.
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Can Cheapflights find flights from Toronto to St. Louis with no change fees?

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

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

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