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Cheap flights from Canada to St. Louis from C$ 209

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/1. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — STL
23 Dec — 30 Dec1
1 adult

Cheap flight deals from Canada to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Canada (CA0) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 18 December 2024.

Round-trip from

C$ 380

One-way from

C$ 209
United Airlines
  • United Airlines
  • 14/1-20/1
  • 2 total stops
  • 16h 16m total
  • Canada to St. Louis
Search Deals
7/1
  • 7/1
  • 1 total stop
  • 17h 17m total
  • Canada to St. Louis
Search Deals

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 18 December 2024.

Tue 24/127:50 p.m.YVR - STL
2 stops18h 22mWestJet
Wed 1/16:04 a.m.STL - YVR
1 stop7h 25mWestJet
Deal found 16/12C$ 790
Tue 17/128:15 p.m.YYZ - STL
1 stop15h 29mMultiple Airlines
Thu 16/18:31 p.m.STL - YYZ
2 stops16h 24mMultiple Airlines
Deal found 17/12C$ 793
Wed 25/126:30 a.m.YVR - STL
1 stop7h 17mUnited Airlines
Thu 2/18:35 a.m.STL - YVR
1 stop13h 26mUnited Airlines
Deal found 16/12C$ 838
Sat 28/1212:20 p.m.YYZ - STL
2 stops10h 25mUnited Airlines
Thu 2/18:35 a.m.STL - YYZ
1 stop13h 17mUnited Airlines
Deal found 18/12C$ 840
Tue 24/127:30 a.m.YUL - STL
1 stop5h 41mAmerican Airlines
Thu 2/15:03 a.m.STL - YUL
1 stop7h 32mAmerican Airlines
Deal found 17/12C$ 910
Thu 19/1210:00 a.m.YUL - STL
2 stops14h 28mMultiple Airlines
Wed 25/123:53 p.m.STL - YUL
1 stop21h 47mMultiple Airlines
Deal found 17/12C$ 1,017
Wed 25/127:00 a.m.YVR - STL
1 stop10h 30mAmerican Airlines
Sun 29/125:21 a.m.STL - YVR
1 stop18h 04mAmerican Airlines
Deal found 17/12C$ 1,023
Tue 24/126:45 a.m.YVR - STL
2 stops12h 49mDelta
Sun 29/122:15 p.m.STL - YVR
1 stop10h 40mDelta
Deal found 16/12C$ 1,033
Mon 23/127:00 a.m.YYC - STL
1 stop6h 49mWestJet
Mon 23/125:17 p.m.STL - YYC
1 stop19h 27mWestJet
Deal found 18/12C$ 1,040
Tue 24/121:30 p.m.YUL - STL
2 stops27h 42mWestJet
Thu 2/15:55 p.m.STL - YUL
1 stop17h 00mWestJet
Deal found 17/12C$ 1,065
Thu 26/1212:45 p.m.YVR - STL
1 stop7h 21mMultiple Airlines
Mon 30/126:49 p.m.STL - YVR
2 stops22h 55mMultiple Airlines
Deal found 17/12C$ 1,088
Sun 22/1211:50 a.m.YYZ - STL
1 stop8h 10mAmerican Airlines
Sun 29/125:36 a.m.STL - YYZ
1 stop11h 04mAmerican Airlines
Deal found 17/12C$ 1,283

Find flights from Canada to St. Louis within your budget

Customize your flight search to find flights from Canada to St. Louis that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 18 December 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

VancouverSt. Louis

YVR - STL

YVRSTL

Vancouver Intl

Tue 14/1

7:00 a.m.-6:09 p.m.

1 stop9h 09m

Lambert-St Louis

Mon 20/1

4:36 p.m.-9:43 p.m.

1 stop7h 07m

C$ 380

CalgarySt. Louis

YYC - STL

YYCSTL

Calgary

Sat 1/2

6:15 a.m.-3:06 p.m.

1 stop7h 51m

Lambert-St Louis

Sat 8/2

3:50 p.m.-11:18 p.m.

1 stop8h 28m

C$ 416

CalgarySt. Louis

YYC - STL

YYCSTL

Calgary

Fri 10/1

6:35 a.m.-9:49 p.m.

2 stops14h 14m

Lambert-St Louis

Mon 13/1

5:00 p.m.-11:18 p.m.

1 stop7h 18m

C$ 424

CalgarySt. Louis

YYC - STL

YYCSTL

Calgary

Tue 18/2

7:00 a.m.-10:17 p.m.

2 stops14h 17m

Lambert-St Louis

Mon 24/2

5:30 p.m.-7:05 p.m.

2 stops26h 35m

C$ 454

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Mon 10/2

6:15 a.m.-11:41 p.m.

1 stop18h 26m

Lambert-St Louis

Mon 3/3

11:08 p.m.-4:35 p.m.

1 stop16h 27m

C$ 524

VancouverSt. Louis

YVR - STL

YVRSTL

Vancouver Intl

Fri 21/3

1:15 p.m.-10:38 a.m.

1 stop19h 23m

Lambert-St Louis

Fri 28/3

6:00 a.m.-6:23 p.m.

2 stops14h 23m

C$ 530

TorontoSt. Louis

YYZ - STL

YYZSTL

Toronto Pearson Intl

Thu 9/1

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

3 stops30h 00m

Lambert-St Louis

Sun 12/1

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

2 stops20h 27m

C$ 588

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Thu 20/3

6:05 a.m.-2:23 p.m.

2 stops10h 18m

Lambert-St Louis

Tue 25/3

1:05 p.m.-12:46 a.m.

2 stops9h 41m

C$ 610

MontrealSt. Louis

YUL - STL

YULSTL

Montreal Pierre Elliott Trudeau Intl

Mon 13/1

5:15 p.m.-8:58 a.m.

1 stop16h 43m

Lambert-St Louis

Thu 23/1

6:05 a.m.-9:06 p.m.

1 stop14h 01m

C$ 616

EdmontonSt. Louis

YEG - STL

YEGSTL

Edmonton

Thu 13/2

7:00 a.m.-9:02 p.m.

2 stops13h 02m

Lambert-St Louis

Mon 17/2

4:40 p.m.-9:25 p.m.

2 stops29h 45m

C$ 624

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/12

Showing 1-10 of 49 results
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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?

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 18 December 2024.

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

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 18 December 2024.

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

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

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

Temperature in St. Louis by month

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

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 0.0 C).

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated 18 December 2024.
Peruse reviews from past customers who have flown with American Airlines, Delta and United Airlines 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
9,554 reviews
Check prices

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.2

Boarding

8.2

Entertainment

7.1

Reviews

1 / 10

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

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

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.2

Boarding

8.2

Entertainment

7.1

Reviews

1 / 10

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

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

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.2

Boarding

8.2

Entertainment

7.1

Reviews

1 / 10

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

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

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.2

Boarding

8.2

Entertainment

7.1

Reviews

1 / 10

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

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

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.2

Boarding

8.2

Entertainment

7.1

Reviews

1 / 10

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

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

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.2

Boarding

8.2

Entertainment

7.1

Reviews

1 / 10

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

Related info for your journey

Find useful and relevant information for your journey from 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?

    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 United Airlines, which is currently one of the cheapest options available, starting at C$ 227. Delta flights start at C$ 249 while deals on WestJet start at C$ 289 one-way.

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

    While some choose either Vancouver Intl - Lambert-St Louis or Montreal Pierre Elliott Trudeau Intl - 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: United Airlines (91%), Air Canada (91%), Jazz( 91%).

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

    On average you can expect to pay C$ 680 for a flight from Canada to St. Louis. The cheapest flight overall is C$ 378 while the most popular route, (Toronto Pearson Intl - Lambert-St Louis) is currently priced at C$ 404.

  • 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

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Alternative routes for Canada to St. Louis

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

Top 4 airlines flying from Canada to St. Louis

Discover the top 4 airlines that operate flights from Canada to St. Louis. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 18 December 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 208AverageC$ 785FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 258AverageC$ 723FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJetCheapestC$ 264AverageC$ 769FlexibilityNo cancel feeOn-time60%
Search WestJet flights
DeltaCheapestC$ 378AverageC$ 567FlexibilityNo cancel feeOn-timeN/A
Search Delta flights

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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.

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

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