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$197+ Cheap flights from Alberta to St. Louis (STL)

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 4/7. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — STL
Feb 27 — Mar 61
Thu 2/27
Thu 3/6
1 adult, Economy
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Cheap flight deals from Alberta to St. Louis

Keep the following information in mind while searching for Alberta to St. Louis flight deals. Data was last updated February 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$322
(Delta)

One-way from

$197
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$413
Provider with most accurate pricing for Calgary-Lambert-St Louis flight deals.
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Provider most trusted by Cheapflights users for Calgary-Lambert-St Louis flights.
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From Alberta to Lambert-St Louis
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One-way flight from Alberta to Lambert-St Louis
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Highest demand for flights based on searches. 11% potential increase in price ($58 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Alberta to St. Louis

Cheapest flights from Alberta to St. Louis
Explore the most affordable flight options available from Alberta to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 22, 2025.

This Delta deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/256:45 amYYC - STL
1 stop9h 07mDelta
Tue 4/293:12 pmSTL - YYC
1 stop6h 35mDelta
Deal found 2/20$322
This FlightHub deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/37:00 amYYC - STL
2 stops14h 17mWestJet
Thu 3/66:00 amSTL - YYC
2 stops14h 05mWestJet
Deal found 2/21$356
This Mytrip deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/712:45 amYEG - STL
2 stops16h 07mMultiple Airlines
Tue 4/156:11 pmSTL - YEG
2 stops20h 59mMultiple Airlines
Deal found 2/22$356
This Kiwi.com deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/244:35 pmYYC - STL
1 stop24h 01mMultiple Airlines
Fri 2/2811:08 pmSTL - YYC
1 stop14h 30mMultiple Airlines
Deal found 2/21$365
This Air Canada deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2812:05 amYYC - STL
1 stop14h 01mAir Canada
Tue 3/44:39 pmSTL - YYC
1 stop6h 02mAir Canada
Deal found 2/22$413
This SmartFares deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/810:30 amYEG - STL
2 stops11h 34mWestJet
Tue 4/1512:51 pmSTL - YEG
2 stops12h 41mWestJet
Deal found 2/22$458
This Alaska Airlines deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/911:55 amYEG - STL
1 stop11h 04mAlaska Airlines
Wed 4/163:11 pmSTL - YEG
1 stop20h 54mAlaska Airlines
Deal found 2/22$571
This Air Canada deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/296:00 amYEG - STL
1 stop8h 06mAir Canada
Sat 4/124:45 pmSTL - YEG
1 stop6h 19mAir Canada
Deal found 2/22$594
This United Airlines deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/166:00 amYEG - STL
1 stop5h 49mUnited Airlines
Sat 3/228:20 amSTL - YEG
1 stop14h 45mUnited Airlines
Deal found 2/22$661
This Delta deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/2012:45 amYEG - STL
1 stop7h 29mDelta
Wed 3/2611:19 amSTL - YEG
1 stop6h 00mDelta
Deal found 2/22$872

Find flights from Alberta to St. Louis within your budget

Customize your flight search to find flights from Alberta 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 2,558,603 searches. Data last updated February 22, 2025.

Fly from

Alberta

Fly to

St. Louis

Route

Depart

Return

Price

CalgarySt. Louis

YYC - STL

YYCSTL

Calgary

Fri 4/25

6:45 am-4:52 pm

1 stop9h 07m

Lambert-St Louis

Tue 4/29

3:12 pm-8:47 pm

1 stop6h 35m

$322

CalgarySt. Louis

YYC - STL

YYCSTL

Calgary

Fri 4/25

9:45 pm-9:47 am

2 stops11h 02m

Lambert-St Louis

Tue 4/29

11:23 am-6:58 pm

2 stops8h 35m

$356

EdmontonSt. Louis

YEG - STL

YEGSTL

Edmonton

Mon 4/7

12:45 am-5:52 pm

2 stops16h 07m

Lambert-St Louis

Tue 4/15

6:11 pm-2:10 pm

2 stops20h 59m

$356

EdmontonSt. Louis

YEG - STL

YEGSTL

Edmonton

Tue 4/8

10:30 am-11:04 pm

2 stops11h 34m

Lambert-St Louis

Tue 4/15

12:51 pm-12:32 am

2 stops12h 41m

$458

EdmontonSt. Louis

YEG - STL

YEGSTL

Edmonton

Wed 4/9

11:55 am-11:59 pm

1 stop11h 04m

Lambert-St Louis

Wed 4/16

3:11 pm-11:05 am

1 stop20h 54m

$571

EdmontonSt. Louis

YEG - STL

YEGSTL

Edmonton

Sat 3/29

6:00 am-3:06 pm

1 stop8h 06m

Lambert-St Louis

Sat 4/12

4:45 pm-10:04 pm

1 stop6h 19m

$594

EdmontonSt. Louis

YEG - STL

YEGSTL

Edmonton

Sun 3/16

6:00 am-12:49 pm

1 stop5h 49m

Lambert-St Louis

Sat 3/22

8:20 am-10:05 pm

1 stop14h 45m

$661

EdmontonSt. Louis

YEG - STL

YEGSTL

Edmonton

Thu 3/20

12:45 am-9:14 am

1 stop7h 29m

Lambert-St Louis

Wed 3/26

11:19 am-4:19 pm

1 stop6h 00m

$872

EdmontonSt. Louis

YEG - STL

YEGSTL

Edmonton

Mon 4/7

8:45 pm-5:52 pm

3 stops20h 07m

$197

CalgarySt. Louis

YYC - STL

YYCSTL

Calgary

Fri 6/20

4:20 pm-9:12 am

1 stop15h 52m

$226

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/22

Showing 1-10 of 17 results
1
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Best time to book a flight from Alberta to St. Louis

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

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

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

Currently, August is the cheapest month in which you can book a flight from Alberta to St. Louis (average of $311). Flying from Alberta to St. Louis in March is currently the most expensive (average of $356). 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 AB to STL?

Find hourly flight availability from Alberta 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 February 22, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Alberta to St. Louis as you normally would.

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 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

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 February 22, 2025.
Read reviews from past customers who have flown Alaska Airlines, Delta and United Airlines from Alberta to St. Louis. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,702 reviews

Overall

8.0

Entertainment

7.1

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines
8.0
Very good
9,702 reviews
Alaska Airlines
8.0
Very good
9,702 reviews

Overall

8.0

Entertainment

7.1

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta
8.0
Very good
8,203 reviews
Alaska Airlines
8.0
Very good
9,702 reviews

Overall

8.0

Entertainment

7.1

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines
7.4
Good
8,754 reviews
Alaska Airlines
8.0
Very good
9,702 reviews

Overall

8.0

Entertainment

7.1

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

WestJet
7.2
Good
2,800 reviews
Alaska Airlines
8.0
Very good
9,702 reviews

Overall

8.0

Entertainment

7.1

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Air Canada
7.0
Good
8,757 reviews
Alaska Airlines
8.0
Very good
9,702 reviews

Overall

8.0

Entertainment

7.1

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

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

    Lambert-St Louis (STL) is the airport you will fly into if you book a flight from Alberta to St. Louis. It is only a 12.7 mi journey from Lambert-St Louis (STL) to St. Louis’s city center.

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

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $281. Users have also found prices from $295 and $321 on WestJet and Air Canada, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Alberta 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 Alberta to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from Alberta to St. Louis (average of $311). Flying from Alberta to St. Louis in March is currently the most expensive (average of $356). 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

Traveling to a place near Alberta?

Book flights to Alberta if you plan to visit one of these locations
Fenton
Fairview Heights
Maryland Heights
Collinsville
Wentzville
Eureka
St. Peters
Festus
Alton
Farmington
Chesterfield

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Alternative routes for Alberta to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Alberta to St. Louis

Discover the top airline that operate flights from Alberta 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 2,558,603 searches. Data last updated February 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$295Average$296FlexibilityNo cancel feeOn-time67%
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