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

To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at C$ 221. Delta flights start at C$ 224 while deals on United Airlines start at C$ 232 one-way.

What are the most popular routes from Canada to St. Louis?

While some choose either Vancouver Intl - Lambert-St Louis or Calgary - Lambert-St Louis, Toronto Pearson Intl - Lambert-St Louis is the most popular route from Canada to St. Louis.

What are the cheapest flights from Canada to St. Louis?

On average you can expect to pay C$ 529 for a flight from Canada to St. Louis. The cheapest flight overall is C$ 354 while the most popular route, (Toronto Pearson Intl - Lambert-St Louis) is currently priced at C$ 453.

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

Before booking your flight to St. Louis from Canada, check out the most reliable airlines to get you to your destination on time: Air Canada (79%), Jazz (79%), United Airlines( 77%).

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

Find a great deal and save up to 158% by booking at least 57 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Canada to St. Louis within the next two weeks, with the cheapest ticket starting at C$ 605.

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

The best pricing can be found in the month of January. Prices to St. Louis from Canada average C$ 631. You can even find prices in January for less than C$ 631, as users have found deals to St. Louis from as low as C$ 470. The month of August appears to be one of the more expensive times to travel to St. Louis from Canada. Flying in the targeted month can save you up to 11%.

What airport do you fly into for flights to St. Louis from Canada?

Lambert-St Louis (STL) is the airport you will fly into if you book a flight from Canada to St. Louis. It is only a 20.4 km journey from Lambert-St Louis (STL) to St. Louis’s city centre.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Canada 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.

C$ 613+ Flights from Canada to St. Louis, Missouri

Find flight deals from Canada to St. Louis

Cheapest flights from Canada to St. Louis
Explore the most affordable flight options available from Canada to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 November 2024.

Fri 6/128:30 a.m.YVR - STL

1 stop5h 59mUnited Airlines

Wed 11/127:00 a.m.STL - YVR

1 stop16h 18mUnited Airlines

Deal found 4/11C$ 382

Fri 6/127:00 a.m.YVR - STL

2 stops13h 26mDelta

Wed 11/122:25 p.m.STL - YVR

2 stops10h 35mDelta

Deal found 4/11C$ 423

Mon 2/124:05 p.m.YOW - STL

1 stop25h 21mMultiple Airlines

Mon 9/125:02 p.m.STL - YOW

1 stop23h 22mMultiple Airlines

Deal found 4/11C$ 512

Tue 12/118:55 a.m.YVR - STL

2 stops11h 00mWestJet

Thu 14/1110:14 a.m.STL - YVR

2 stops15h 50mWestJet

Deal found 4/11C$ 563

Mon 2/122:00 p.m.YYZ - STL

3 stops27h 26mMultiple Airlines

Mon 9/125:00 p.m.STL - YYZ

3 stops29h 35mMultiple Airlines

Deal found 4/11C$ 567

Mon 2/123:55 p.m.YUL - STL

1 stop25h 31mMultiple Airlines

Fri 6/128:34 p.m.STL - YUL

1 stop19h 01mMultiple Airlines

Deal found 5/11C$ 582

Wed 4/126:30 a.m.YYZ - STL

1 stop9h 20mDelta

Wed 11/123:40 p.m.STL - YYZ

1 stop6h 10mDelta

Deal found 4/11C$ 630

Thu 5/121:50 p.m.YYZ - STL

Nonstop2h 16mUnited Airlines

Mon 9/123:50 p.m.STL - YYZ

Nonstop1h 55mUnited Airlines

Deal found 5/11C$ 638

Mon 25/1112:45 a.m.YEG - STL

1 stop14h 44mWestJet

Tue 3/126:00 a.m.STL - YEG

2 stops12h 34mWestJet

Deal found 4/11C$ 638

Thu 5/121:50 p.m.YYZ - STL

Nonstop2h 16mAir Canada

Mon 9/125:40 p.m.STL - YYZ

1 stop4h 26mAir Canada

Deal found 4/11C$ 655

Thu 5/126:20 p.m.YYZ - STL

1 stop4h 53mAmerican Airlines

Sun 8/126:16 a.m.STL - YYZ

1 stop4h 40mAmerican Airlines

Deal found 4/11C$ 674

Thu 7/1112:30 a.m.YYC - STL

1 stop22h 10mWestJet

Thu 14/1110:21 a.m.STL - YYC

2 stops12h 25mWestJet

Deal found 4/11C$ 680

Best flights from Canada to St. Louis
Discover carefully curated flight deals from Canada to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 5 November 2024.

Fri 6/128:30 a.m.YVR - STL

1 stop5h 59mUnited Airlines

Wed 11/127:00 a.m.STL - YVR

1 stop16h 18mUnited Airlines

Deal found 4/11C$ 382

Fri 6/127:00 a.m.YVR - STL

2 stops13h 26mDelta

Wed 11/122:25 p.m.STL - YVR

2 stops10h 35mDelta

Deal found 4/11C$ 423

Mon 2/124:05 p.m.YOW - STL

1 stop25h 21mMultiple Airlines

Mon 9/125:02 p.m.STL - YOW

1 stop23h 22mMultiple Airlines

Deal found 4/11C$ 512

Fri 28/312:05 a.m.YEG - STL

2 stops16h 57mWestJet

Sat 12/46:30 a.m.STL - YEG

2 stops11h 19mWestJet

Deal found 4/11C$ 545

Wed 16/412:40 p.m.YVR - STL

1 stop6h 19mAir Canada

Tue 22/41:30 p.m.STL - YVR

1 stop6h 18mAir Canada

Deal found 3/11C$ 563

Thu 5/126:20 p.m.YYZ - STL

1 stop4h 53mAmerican Airlines

Sun 8/126:16 a.m.STL - YYZ

1 stop4h 40mAmerican Airlines

Deal found 4/11C$ 674

Thu 5/124:20 p.m.YYZ - STL

2 stops17h 34mAlaska Airlines

Sun 8/125:45 a.m.STL - YYZ

2 stops32h 10mAlaska Airlines

Deal found 3/11C$ 984

Mon 2/122:00 p.m.YYZ - STL

3 stops27h 26mMultiple Airlines

Mon 9/125:00 p.m.STL - YYZ

3 stops29h 35mMultiple Airlines

Deal found 4/11C$ 567

Sun 15/129:10 a.m.YVR - STL

2 stops11h 16mWestJet

Sat 21/125:17 p.m.STL - YVR

2 stops25h 12mWestJet

Deal found 5/11C$ 599

Wed 4/126:30 a.m.YYZ - STL

1 stop9h 20mDelta

Wed 11/123:40 p.m.STL - YYZ

1 stop6h 10mDelta

Deal found 4/11C$ 630

Mon 2/123:55 p.m.YUL - STL

1 stop25h 31mMultiple Airlines

Fri 6/128:34 p.m.STL - YUL

1 stop19h 01mMultiple Airlines

Deal found 4/11C$ 578

Thu 5/121:50 p.m.YYZ - STL

Nonstop2h 16mUnited Airlines

Sun 8/123:50 p.m.STL - YYZ

Nonstop1h 55mUnited Airlines

Deal found 4/11C$ 639

Direct flights from Canada to St. Louis
Explore direct flight options from Canada to St. Louis based on user searches, and compare prices and availability for your desired travel dates. Data last updated 5 November 2024.

Thu 5/121:50 p.m.YYZ - STL

Nonstop2h 16mUnited Airlines

Mon 9/123:50 p.m.STL - YYZ

Nonstop1h 55mUnited Airlines

Deal found 5/11C$ 638

Thu 5/121:50 p.m.YYZ - STL

Nonstop2h 16mAir Canada

Sun 8/123:50 p.m.STL - YYZ

Nonstop1h 55mAir Canada

Deal found 3/11C$ 652

Tue 10/121:50 p.m.YYZ - STL

Nonstop2h 16mMultiple Airlines

Tue 17/123:50 p.m.STL - YYZ

Nonstop1h 55mMultiple Airlines

Deal found 5/11C$ 660

Last-minute flights from Canada to St. Louis
Discover last-minute flight deals from Canada to St. Louis. Data last updated 5 November 2024 and is based on user searches.

Thu 7/1112:30 a.m.YYC - STL

1 stop22h 10mWestJet

Thu 14/1110:21 a.m.STL - YYC

2 stops12h 25mWestJet

Deal found 4/11C$ 680

Sun 10/116:00 a.m.YUL - STL

1 stop4h 23mWestJet

Sun 17/116:00 a.m.STL - YUL

1 stop16h 33mWestJet

Deal found 4/11C$ 1,019

Tue 12/118:55 a.m.YVR - STL

2 stops11h 00mWestJet

Thu 14/1110:14 a.m.STL - YVR

2 stops15h 50mWestJet

Deal found 4/11C$ 563

Tue 12/117:05 a.m.YYZ - STL

1 stop10h 29mMultiple Airlines

Fri 15/119:50 a.m.STL - YYZ

2 stops11h 01mMultiple Airlines

Deal found 3/11C$ 580

Tue 12/111:20 p.m.YVR - STL

1 stop9h 22mDelta

Thu 14/116:00 a.m.STL - YVR

2 stops12h 00mDelta

Deal found 4/11C$ 591

Tue 12/119:05 a.m.YVR - STL

3 stops29h 20mMultiple Airlines

Thu 14/115:29 p.m.STL - YVR

3 stops29h 42mMultiple Airlines

Deal found 4/11C$ 1,382

Tue 12/111:50 p.m.YYZ - STL

Nonstop2h 16mUnited Airlines

Fri 15/113:50 p.m.STL - YYZ

Nonstop1h 55mUnited Airlines

Deal found 3/11C$ 1,464

Wed 13/117:00 a.m.YUL - STL

1 stop10h 29mDelta

Fri 15/1112:45 p.m.STL - YUL

1 stop7h 23mDelta

Deal found 4/11C$ 1,100

Wed 13/1110:59 a.m.YUL - STL

2 stops9h 04mAmerican Airlines

Fri 15/116:30 a.m.STL - YUL

2 stops9h 15mAmerican Airlines

Deal found 4/11C$ 1,166

Thu 14/111:50 p.m.YYZ - STL

Nonstop2h 16mAir Canada

Sun 17/116:30 a.m.STL - YYZ

1 stop5h 01mAir Canada

Deal found 3/11C$ 795

Thu 14/1110:00 a.m.YYZ - STL

2 stops12h 55mWestJet

Sun 17/117:10 p.m.STL - YYZ

2 stops27h 01mWestJet

Deal found 3/11C$ 1,127

Thu 14/114:20 p.m.YYZ - STL

2 stops31h 18mAlaska Airlines

Sun 17/114:03 p.m.STL - YYZ

2 stops21h 52mAlaska Airlines

Deal found 3/11C$ 1,963

One-way flights from Canada to St. Louis
Search for one-way flight options from Canada to St. Louis. Find affordable one-way fares based on user searches. Data last updated 5 November 2024.

Wed 11/127:30 a.m.YYZ - STL

1 stop16h 54mMultiple Airlines

Deal found 5/11C$ 204

Sun 24/117:10 a.m.YVR - STL

1 stop13h 28mAmerican Airlines

Deal found 5/11C$ 221

Wed 11/121:20 p.m.YVR - STL

1 stop9h 37mDelta

Deal found 3/11C$ 224

Tue 10/1210:30 a.m.YVR - STL

2 stops24h 13mUnited Airlines

Deal found 3/11C$ 232

Tue 10/121:45 p.m.YVR - STL

3 stops31h 39mMultiple Airlines

Deal found 3/11C$ 243

Mon 2/129:15 p.m.YVR - STL

2 stops24h 26mWestJet

Deal found 4/11C$ 246

Wed 1/19:55 a.m.YYC - STL

1 stop7h 52mDelta

Deal found 4/11C$ 277

Mon 23/124:30 p.m.YYC - STL

2 stops28h 36mWestJet

Deal found 4/11C$ 316

Wed 18/1212:25 p.m.YXE - STL

3 stops22h 45mMultiple Airlines

Deal found 4/11C$ 356

Tue 26/111:50 p.m.YYZ - STL

Nonstop2h 16mAir Canada

Deal found 4/11C$ 360

Tue 26/117:45 a.m.YYZ - STL

2 stops8h 54mUnited Airlines

Deal found 4/11C$ 367

Mon 18/111:49 p.m.YYZ - STL

1 stop8h 06mDelta

Deal found 4/11C$ 418

Find flights from Canada to St. Louis within your budget

Fly from

Fly to

Route

Depart

Return

Price

TorontoSt. Louis

YYZ - STL

YYZSTL

Toronto Pearson Intl

Wed 11/12

7:30 a.m.-11:24 p.m.

1 stop16h 54m

C$ 204

VancouverSt. Louis

YVR - STL

YVRSTL

Vancouver Intl

Sun 24/11

7:10 a.m.-10:38 p.m.

1 stop13h 28m

C$ 221

VancouverSt. Louis

YVR - STL

YVRSTL

Vancouver Intl

Wed 11/12

1:20 p.m.-12:57 a.m.

1 stop9h 37m

C$ 224

VancouverSt. Louis

YVR - STL

YVRSTL

Vancouver Intl

Tue 10/12

10:30 a.m.-12:43 p.m.

2 stops24h 13m

C$ 232

VancouverSt. Louis

YVR - STL

YVRSTL

Vancouver Intl

Mon 2/12

9:15 p.m.-11:41 p.m.

2 stops24h 26m

C$ 246

TorontoSt. Louis

YYZ - STL

YYZSTL

Toronto Pearson Intl

Tue 26/11

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

Nonstop2h 16m

C$ 360

VancouverSt. Louis

YVR - STL

YVRSTL

Vancouver Intl

Tue 10/12

1:45 p.m.-11:24 p.m.

3 stops31h 39m

C$ 243

CalgarySt. Louis

YYC - STL

YYCSTL

Calgary

Wed 1/1

9:55 a.m.-6:47 p.m.

1 stop7h 52m

C$ 277

CalgarySt. Louis

YYC - STL

YYCSTL

Calgary

Mon 23/12

4:30 p.m.-10:06 p.m.

2 stops28h 36m

C$ 316

TorontoSt. Louis

YYZ - STL

YYZSTL

Toronto Pearson Intl

Tue 26/11

7:45 a.m.-3:39 p.m.

2 stops8h 54m

C$ 367

Flights are sorted by cheapest first

Deals found on 5/11

Showing 1-10 of 52 results

...

Best time to book a flight from Canada to St. Louis

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

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

What is the cheapest month to book a flight from Canada to St. Louis?

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

When flying from Canada to St. Louis, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Canada to St. Louis

The most flights from CA0 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

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

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

Peruse reviews from past customers who have flown with United Airlines, Delta and WestJet from Canada to St. Louis 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

8.0

Very good

9,421 reviews

Check prices

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Alaska Airlines

8.0

Very good

9,421 reviews

Alaska Airlines

8.0

Very good

9,421 reviews

Check prices

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Delta

8.0

Very good

8,829 reviews

Alaska Airlines

8.0

Very good

9,421 reviews

Check prices

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

United Airlines

7.4

Good

9,226 reviews

Alaska Airlines

8.0

Very good

9,421 reviews

Check prices

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

WestJet

7.3

Good

2,800 reviews

Alaska Airlines

8.0

Very good

9,421 reviews

Check prices

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

9,421 reviews

Check prices

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Related info for your journey

What airport do you fly into for flights to St. Louis from Canada?
Lambert-St Louis (STL) is the airport you will fly into if you book a flight from Canada to St. Louis. It is only a 20.4 km journey from Lambert-St Louis (STL) to St. Louis’s city centre.
What are the cheapest airlines to fly from Canada to St. Louis one-way?
To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at C$ 221. Delta flights start at C$ 224 while deals on United Airlines start at C$ 232 one-way.
What are the most popular routes from Canada to St. Louis?
While some choose either Vancouver Intl - Lambert-St Louis or Calgary - Lambert-St Louis, Toronto Pearson Intl - Lambert-St Louis is the most popular route from Canada to St. Louis.
What are the most reliable airlines from Canada to St. Louis?
Before booking your flight to St. Louis from Canada, check out the most reliable airlines to get you to your destination on time: Air Canada (79%), Jazz (79%), United Airlines( 77%).
What are the cheapest flights from Canada to St. Louis?
On average you can expect to pay C$ 529 for a flight from Canada to St. Louis. The cheapest flight overall is C$ 354 while the most popular route, (Toronto Pearson Intl - Lambert-St Louis) is currently priced at C$ 453.
Can I find deals for flights from Canada to St. Louis that include hotel bookings?
Yes. In addition to deals on Canada to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Canada to St. Louis?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Canada to St. Louis.
Can I find deals for business class flights from Canada to St. Louis?
Yes. Cheapflights offers flight deals from Canada 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 Canada to St. Louis?
Currently, January is the cheapest month in which you can book a flight from Canada to St. Louis (average of C$ 365). Flying from Canada 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

Browse thousands of different options on Cheapflights for your next trip

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Complete your trip

St. Louis car rentals

Lambert-St Louis Airport car rentals

Belleville Airport car rentals

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The Hill car rentals

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Top 6 airlines flying from Canada to St. Louis

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	CheapestC$ 251	AverageC$ 698	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
United Airlines	CheapestC$ 288	AverageC$ 666	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
WestJet	CheapestC$ 335	AverageC$ 744	FlexibilityNo cancel fee	On-time60%	Search WestJet flights
Delta	CheapestC$ 391	AverageC$ 590	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
American Airlines	CheapestC$ 410	AverageC$ 548	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
WestJet Encore	CheapestC$ 878	AverageC$ 878	FlexibilityNo cancel fee	On-timeN/A	Search WestJet Encore flights

Fly with Cheapflights

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Canada to St. Louis. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Canada to St. Louis for you. Better yet — we are completely free to use.

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

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

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

Of course! You can now track prices for flights from Canada to St. Louis and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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Cheap flights from Canada to St. Louis from C$ 204

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 11/12. Fares are subject to change and may not be available on all flights or dates of travel.

Find flight deals from Canada to St. Louis

Cheapest flights from Canada to St. LouisExplore the most affordable flight options available from Canada to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 November 2024.

Explore the most affordable flight options available from Canada to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 November 2024.

Find flights from Canada to St. Louis within your budget

Best time to book a flight from Canada to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Canada with our price prediction graph.

Travel insights for flights from Canada to St. Louis

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

What is the cheapest month to book a flight from Canada to St. Louis?

What is the cheapest time of day to fly from CA to STL?

Find hourly flight availability from Canada 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 5 November 2024.

Weekly flight availability from Canada to St. Louis

Explore weekly flight availability from Canada 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 5 November 2024.

Rainfall in St. Louis by month

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

Temperature in St. Louis by month

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

Reviews of airlines servicing St. Louis

Peruse reviews from past customers who have flown with United Airlines, Delta and WestJet from Canada to St. Louis 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.

Related info for your journey

Find useful and relevant information for your journey from Canada 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 Canada?

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

What are the most popular routes from Canada to St. Louis?

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

What are the cheapest flights from Canada to St. Louis?

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

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

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

What is the cheapest month to book a flight from Canada to St. Louis?

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 Canada to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.

Top 6 airlines flying from Canada to St. Louis

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 Canada to St. Louis?

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

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Cheapest flights from Canada to St. Louis
Explore the most affordable flight options available from Canada to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 November 2024.