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Alberta

$112+ Cheap flights from St. Louis (STL) to Alberta

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 10/10. Fares are subject to change and may not be available on all flights or dates of travel.
STL — YYC
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from St. Louis to Alberta

Keep the following information in mind while searching for St. Louis to Alberta flight deals. Data was last updated September 11, 2025.

Round-trip from

$285
(American Airlines)

One-way from

$112
(Trip.com)

Popular in

September

Cheapest in

January

Average price

$637
From Lambert-St Louis to Alberta
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One-way flight from Lambert-St Louis to Alberta
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Highest demand for flights based on searches. 2% potential increase in price ($14 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from St. Louis to Alberta

Cheapest flights from St. Louis to Alberta
Explore the most affordable flight options available from St. Louis to Alberta. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This American Airlines deal was found by Cheapflights users on 9/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/254:34 pmSTL - YYC
1 stop21h 00mAmerican Airlines
Sat 11/16:45 amYYC - STL
2 stops14h 23mAmerican Airlines
Deal found 9/9$285
This American Airlines deal was found by Cheapflights users on 9/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/118:00 pmSTL - YYC
1 stop17h 34mAmerican Airlines
Tue 10/141:29 pmYYC - STL
1 stop9h 25mAmerican Airlines
Deal found 9/10$291
This American Airlines deal was found by Cheapflights users on 9/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/39:56 amSTL - YYC
1 stop14h 25mAmerican Airlines
Fri 10/101:29 pmYYC - STL
1 stop17h 40mAmerican Airlines
Deal found 9/9$299
This American Airlines deal was found by Cheapflights users on 9/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/214:34 pmSTL - YYC
1 stop21h 00mAmerican Airlines
Sun 10/261:29 pmYYC - STL
1 stop9h 25mAmerican Airlines
Deal found 9/11$302
This American Airlines deal was found by Cheapflights users on 9/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/45:25 pmSTL - YYC
1 stop20h 06mAmerican Airlines
Fri 10/101:29 pmYYC - STL
1 stop17h 40mAmerican Airlines
Deal found 9/10$303
This American Airlines deal was found by Cheapflights users on 9/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/204:34 pmSTL - YYC
1 stop21h 00mAmerican Airlines
Thu 10/231:29 pmYYC - STL
1 stop17h 40mAmerican Airlines
Deal found 9/11$323
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Sat 10/254:51 pmSTL - YYC
1 stop31h 14mMultiple Airlines
Fri 10/311:00 amYYC - STL
2 stops16h 10mMultiple Airlines
Deal found 9/9$342
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Sun 10/265:15 pmSTL - YYC
2 stops25h 00mMultiple Airlines
Sun 11/27:35 pmYYC - STL
1 stop14h 49mMultiple Airlines
Deal found 9/10$348
This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
Thu 9/259:50 amSTL - YYC
2 stops11h 12mMultiple Airlines
Sun 9/288:55 amYYC - STL
1 stop23h 11mMultiple Airlines
Deal found 9/11$366
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Sat 9/139:17 amSTL - YEG
1 stop8h 08mUnited Airlines
Sun 9/146:00 amYEG - STL
1 stop13h 46mUnited Airlines
Deal found 9/10$1,108
This FlightHub deal was found by Cheapflights users on 9/10. 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.
Sat 9/1310:40 amSTL - YEG
2 stops11h 32mWestJet
Sat 9/1312:05 amYEG - STL
2 stops14h 20mWestJet
Deal found 9/10$1,138
This Air Canada deal was found by Cheapflights users on 9/10. 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 9/131:30 pmSTL - YEG
1 stop9h 25mAir Canada
Sat 9/1312:45 amYEG - STL
2 stops13h 59mAir Canada
Deal found 9/10$1,287

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Alberta 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 September 11, 2025.
Use the filters below to find and compare flights from St. Louis to Alberta that are best for you.

Fly from

St. Louis

Fly to

Alberta

Route

Depart

Return

Price

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Fri 10/3

9:56 am-11:21 pm

1 stop14h 25m

Calgary

Fri 10/10

1:29 pm-8:09 am

1 stop17h 40m

$299

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Mon 10/20

4:34 pm-12:34 pm

1 stop21h 00m

Calgary

Thu 10/23

1:29 pm-8:09 am

1 stop17h 40m

$323

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Wed 1/14

3:36 pm-12:45 pm

1 stop22h 09m

Calgary

Sat 1/24

1:40 pm-1:47 pm

1 stop23h 07m

$337

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Fri 9/26

7:23 am-12:31 pm

1 stop6h 08m

Calgary

Fri 10/3

1:26 pm-9:26 am

1 stop19h 00m

$396

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Wed 9/24

7:55 pm-11:55 am

2 stops17h 00m

Calgary

Tue 9/30

6:15 am-2:39 pm

1 stop7h 24m

$435

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Wed 9/24

8:50 am-9:50 pm

1 stop14h 00m

Calgary

Tue 9/30

6:29 am-9:53 pm

1 stop14h 24m

$436

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Thu 10/23

12:25 pm-11:38 am

1 stop24h 13m

Calgary

Fri 10/31

12:37 pm-2:25 pm

1 stop24h 48m

$437

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Sat 10/25

7:15 pm-5:15 pm

2 stops23h 00m

Calgary

Sat 11/1

12:20 pm-11:02 am

2 stops21h 42m

$439

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Sat 10/25

6:00 am-4:31 pm

2 stops11h 31m

Calgary

Fri 10/31

1:00 am-4:32 pm

2 stops14h 32m

$504

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

Tue 3/10

4:05 pm-11:13 pm

1 stop8h 08m

Edmonton

Wed 3/11

6:00 am-3:29 pm

1 stop8h 29m

$566

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Showing 1-10 of 19 results
1
2

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

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

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Alberta

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

Currently, January is the cheapest month in which you can book a flight from St. Louis to Alberta (average of $300). Flying from St. Louis to Alberta in February is currently the most expensive (average of $405). 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.

Reviews of airlines servicing Alberta

Get insights into the airlines that provide service to Alberta. 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 Alberta. Reviews last updated September 11, 2025.
See what other customers who have flown with Delta, United Airlines, and American Airlines from St. Louis to Alberta have to say. 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.
Delta
8.0
Very good
7,960 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,937 reviews
Delta
8.0
Very good
7,960 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,960 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
WestJet
7.2
Good
3,091 reviews
Delta
8.0
Very good
7,960 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Canada
7.1
Good
10,000 reviews
Delta
8.0
Very good
7,960 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Alberta. 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 Alberta?

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

  • How long is the flight from St. Louis to Alberta?

    A quick flight from St. Louis to Alberta can take about 8h 08m. American Airlines provides one of the quickest options available for as low as $566. The distance between St. Louis and Alberta is about 1487 mi. This flight may include one or multiple stops.

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

    The most popular route from St. Louis to Alberta is Lambert-St Louis - Calgary. You may also consider Lambert-St Louis - Edmonton or Lambert-St Louis - Grande Prairie.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from St. Louis to Alberta (average of $300). Flying from St. Louis to Alberta in February is currently the most expensive (average of $405). 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 St. Louis to Alberta

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from St. Louis to Alberta

Discover the top 5 airlines that operate flights from St. Louis to Alberta. 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$168Average$581FlexibilityNo cancel feeOn-time67%
DeltaCheapest$168Average$442FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$343Average$694FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$383Average$547FlexibilityNo cancel feeOn-time71%
WestJetCheapest$453Average$610FlexibilityNo cancel feeOn-time60%

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