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Alberta

$140+ 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 7/9. Fares are subject to change and may not be available on all flights or dates of travel.
STL — YYC
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
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 March 31, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$325
(Kiwi.com)

One-way from

$140
(Kiwi.com)

Popular in

July

Cheapest in

January

Average price

$618
Provider with most accurate pricing for Lambert-St Louis-Calgary flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-Calgary flights.
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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. 8% potential increase in price ($54 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 31, 2025.

This Kiwi.com deal was found by Cheapflights users on 3/30. 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 6/77:24 pmSTL - YYC
1 stop20h 21mMultiple Airlines
Fri 6/134:20 pmYYC - STL
1 stop15h 52mMultiple Airlines
Deal found 3/30$325
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 5/159:50 amSTL - YEG
2 stops10h 54mMultiple Airlines
Thu 5/229:25 amYEG - STL
1 stop25h 00mMultiple Airlines
Deal found 3/31$376
This Air Canada deal was found by Cheapflights users on 3/31. 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 4/184:45 pmSTL - YYC
1 stop6h 03mAir Canada
Fri 4/256:15 amYYC - STL
1 stop7h 34mAir Canada
Deal found 3/31$394
This American Airlines deal was found by Cheapflights users on 3/31. 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 4/285:26 amSTL - YYC
1 stop7h 19mAmerican Airlines
Fri 5/26:45 amYYC - STL
1 stop14h 43mAmerican Airlines
Deal found 3/31$398
This FlightHub deal was found by Cheapflights users on 3/30. 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 4/286:00 amSTL - YYC
2 stops14h 01mWestJet
Sun 5/412:30 amYYC - STL
1 stop16h 26mWestJet
Deal found 3/30$441
This Delta deal was found by Cheapflights users on 3/31. 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.
Mon 4/2811:15 amSTL - YYC
2 stops12h 50mDelta
Fri 5/212:25 pmYYC - STL
2 stops10h 09mDelta
Deal found 3/31$446
This FlightHub deal was found by Cheapflights users on 3/29. 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.
Tue 5/611:15 amSTL - YEG
2 stops9h 09mWestJet
Sun 5/187:00 amYEG - STL
2 stops15h 26mWestJet
Deal found 3/29$460
This Alaska Airlines deal was found by Cheapflights users on 3/30. 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.
Mon 8/257:36 pmSTL - YYC
1 stop29h 16mAlaska Airlines
Wed 9/37:33 pmYYC - STL
1 stop27h 26mAlaska Airlines
Deal found 3/30$490
This Air Canada deal was found by Cheapflights users on 3/31. 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.
Sun 6/151:30 pmSTL - YEG
1 stop9h 22mAir Canada
Thu 6/191:05 amYEG - STL
2 stops12h 48mAir Canada
Deal found 3/31$588
This Delta deal was found by Cheapflights users on 3/30. 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 5/111:15 amSTL - YEG
1 stop5h 43mDelta
Mon 6/309:25 amYEG - STL
2 stops13h 17mDelta
Deal found 3/30$667
This United Airlines deal was found by Cheapflights users on 3/29. 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.
Tue 5/65:20 amSTL - YEG
2 stops12h 41mUnited Airlines
Sun 5/186:00 amYEG - STL
3 stops13h 32mUnited Airlines
Deal found 3/29$876

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 March 31, 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

Sat 6/7

7:24 pm-2:45 pm

1 stop20h 21m

Calgary

Fri 6/13

4:20 pm-9:12 am

1 stop15h 52m

$325

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

Thu 5/15

9:50 am-7:44 pm

2 stops10h 54m

Edmonton

Thu 5/22

9:25 am-11:25 am

1 stop25h 00m

$376

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Fri 4/18

4:45 pm-9:48 pm

1 stop6h 03m

Calgary

Fri 4/25

6:15 am-2:49 pm

1 stop7h 34m

$394

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Mon 4/28

5:26 am-11:45 am

1 stop7h 19m

Calgary

Fri 5/2

6:45 am-10:28 pm

1 stop14h 43m

$398

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Mon 4/28

6:00 am-7:01 pm

2 stops14h 01m

Calgary

Sun 5/4

12:30 am-5:56 pm

1 stop16h 26m

$441

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Mon 4/28

11:15 am-11:05 pm

2 stops12h 50m

Calgary

Fri 5/2

12:25 pm-11:34 pm

2 stops10h 09m

$446

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

Tue 5/6

11:15 am-7:24 pm

2 stops9h 09m

Edmonton

Sun 5/18

7:00 am-11:26 pm

2 stops15h 26m

$460

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Mon 8/25

7:36 pm-11:52 pm

1 stop29h 16m

Calgary

Wed 9/3

7:33 pm-11:59 pm

1 stop27h 26m

$490

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

Sun 6/15

1:30 pm-9:52 pm

1 stop9h 22m

Edmonton

Thu 6/19

1:05 am-2:53 pm

2 stops12h 48m

$588

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

Thu 5/1

11:15 am-3:58 pm

1 stop5h 43m

Edmonton

Mon 6/30

9:25 am-11:42 pm

2 stops13h 17m

$667

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Showing 1-10 of 17 results
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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 June is currently the most expensive (average of $416). 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 STL to AB?

Find hourly flight availability from St. Louis to Alberta. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 31, 2025.

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

Rainfall in Alberta by month

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

In terms of precipitation, rainfall in Alberta ranges from 0.4 - 3.7 inches per month. June is typically the wettest month, when rainfall can reach 3.7 in. January is typically the driest time to visit Alberta when rainfall is around 0.4 in.

Temperature in Alberta by month

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

If weather is an important factor for your trip to Alberta, 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 19.4 F).

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 March 31, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta and United Airlines from St. Louis to Alberta to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,818 reviews

Comfort

7.9

Overall

8.0

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.2

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
9,818 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Comfort

7.9

Overall

8.0

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.2

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
7,899 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Comfort

7.9

Overall

8.0

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.2

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
8,614 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Comfort

7.9

Overall

8.0

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.2

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
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Comfort

7.9

Overall

8.0

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.2

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
2,789 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Comfort

7.9

Overall

8.0

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.2

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 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.

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

    The cheapest airlines for a one-way flight from St. Louis to Alberta are Air Canada ($169), Delta ($179), and American Airlines ($184).

  • 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 June is currently the most expensive (average of $416). 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 March 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$185Average$667FlexibilityNo cancel feeOn-time67%
DeltaCheapest$196Average$437FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$343Average$672FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$400Average$677FlexibilityNo cancel feeOn-time71%
WestJetCheapest$431Average$610FlexibilityNo cancel feeOn-time60%
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