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Cheap flights from St. Louis to Alberta from C$ 213

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 1/5. Fares are subject to change and may not be available on all flights or dates of travel.
STL — YYC
19 Apr — 26 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from St. Louis to Alberta

Enter your travel dates to find the best prices.

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 20 March 2026.

Wed 29/48:23 p.m.
STL
-
YYC
1 stop15h 37m
Multiple Airlines
Wed 6/59:00 p.m.
YYC
-
STL
2 stops18h 54m
Multiple Airlines
Deal found 15/3C$ 439
Tue 28/48:03 p.m.
STL
-
YYC
1 stop17h 56m
American Airlines
Mon 4/51:40 p.m.
YYC
-
STL
1 stop21h 07m
American Airlines
Deal found 18/3C$ 516
Wed 3/67:00 a.m.
STL
-
YYC
1 stop17h 38m
American Airlines
Wed 10/66:15 a.m.
YYC
-
STL
1 stop16h 39m
American Airlines
Deal found 17/3C$ 535
Mon 11/55:27 p.m.
STL
-
YYC
1 stop18h 33m
Multiple Airlines
Tue 19/57:00 a.m.
YYC
-
STL
1 stop9h 33m
Multiple Airlines
Deal found 16/3C$ 562
Wed 29/48:03 p.m.
STL
-
YYC
1 stop17h 56m
American Airlines
Fri 8/51:40 p.m.
YYC
-
STL
1 stop21h 07m
American Airlines
Deal found 19/3C$ 567
Sun 3/57:05 a.m.
STL
-
YYC
1 stop16h 53m
Air Canada
Sun 10/56:30 a.m.
YYC
-
STL
2 stops12h 55m
Air Canada
Deal found 19/3C$ 588
Tue 14/48:03 p.m.
STL
-
YYC
1 stop17h 56m
American Airlines
Tue 21/41:40 p.m.
YYC
-
STL
1 stop21h 07m
American Airlines
Deal found 15/3C$ 599
Sat 2/58:03 p.m.
STL
-
YYC
1 stop17h 56m
American Airlines
Sat 9/51:40 p.m.
YYC
-
STL
1 stop9h 16m
American Airlines
Deal found 18/3C$ 619
Wed 29/44:46 p.m.
STL
-
YEG
1 stop19h 23m
Multiple Airlines
Wed 6/59:30 p.m.
YEG
-
STL
2 stops18h 24m
Multiple Airlines
Deal found 15/3C$ 622
Wed 29/44:46 p.m.
STL
-
YEG
1 stop19h 23m
Alaska Airlines
Wed 6/511:59 a.m.
YEG
-
STL
1 stop11h 00m
Alaska Airlines
Deal found 15/3C$ 718
Fri 28/87:32 p.m.
STL
-
YEG
1 stop16h 10m
Alaska Airlines
Mon 31/811:31 a.m.
YEG
-
STL
1 stop11h 28m
Alaska Airlines
Deal found 15/3C$ 772
Wed 13/52:35 p.m.
STL
-
YEG
1 stop8h 29m
United Airlines
Sun 17/56:00 a.m.
YEG
-
STL
1 stop6h 13m
United Airlines
Deal found 17/3C$ 773

Find 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 20 March 2026.

Round-trip from

C$ 439

One-way from

C$ 213

Popular in

March

Cheapest in

November

Average price

C$ 886
29/4-6/5
  • 29/4-6/5
  • 3 total stops
  • 34h 31m total
  • St. Louis to Alberta
Search Deals
5/5
  • 5/5
  • 1 total stop
  • 17h 19m total
  • St. Louis to Alberta
Search Deals
Highest demand for flights based on searches. 0% potential increase in price (C$ 1 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

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 629,999 searches. Data last updated 20 March 2026.
Use the filters below to find and compare flights from St. Louis to Alberta that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Wed 5/8

12:10 p.m.-11:06 p.m.

2 stops11h 56m

Calgary

Wed 12/8

7:15 a.m.-11:01 p.m.

2 stops14h 46m

C$ 655

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Mon 13/7

5:33 p.m.-10:40 p.m.

1 stop6h 07m

Calgary

Fri 24/7

8:30 a.m.-3:46 p.m.

1 stop6h 16m

C$ 664

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Mon 20/4

8:15 p.m.-11:32 a.m.

1 stop16h 17m

Calgary

Fri 24/4

12:34 p.m.-9:52 p.m.

1 stop8h 18m

C$ 664

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Sun 28/6

5:33 p.m.-10:40 p.m.

1 stop6h 07m

Calgary

Mon 29/6

8:30 a.m.-3:46 p.m.

1 stop6h 16m

C$ 664

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

Wed 29/4

4:46 p.m.-11:09 a.m.

1 stop19h 23m

Edmonton

Wed 6/5

11:59 a.m.-11:59 p.m.

1 stop11h 00m

C$ 718

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Fri 7/8

2:15 p.m.-11:06 p.m.

1 stop9h 51m

Calgary

Sun 16/8

7:15 a.m.-6:00 p.m.

1 stop9h 45m

C$ 724

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Wed 5/8

12:10 p.m.-11:06 p.m.

2 stops11h 56m

Calgary

Tue 11/8

7:15 a.m.-11:01 p.m.

2 stops14h 46m

C$ 744

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

Wed 13/5

2:35 p.m.-10:04 p.m.

1 stop8h 29m

Edmonton

Sun 17/5

6:00 a.m.-1:13 p.m.

1 stop6h 13m

C$ 773
Quickest round-trip

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

Tue 14/4

8:54 a.m.-2:08 p.m.

1 stop6h 14m

Edmonton

Tue 21/4

6:00 a.m.-1:08 p.m.

1 stop6h 08m

C$ 773

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Tue 23/6

12:10 p.m.-7:40 p.m.

2 stops8h 30m

Calgary

Wed 1/7

7:15 a.m.-6:00 p.m.

1 stop9h 45m

C$ 774

Flights are sorted by cheapest round-trip flights first.

Deals found on 19/3

Showing 1-10 of 32 resultsSorted by cheapest first
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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, April is the cheapest month in which you can book a flight from St. Louis to Alberta (average of C$ 232). Flying from St. Louis to Alberta in March is currently the most expensive (average of C$ 763). 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.

How much does it cost to fly round-trip from St. Louis to Alberta?

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?

    Located just 20.4 km from the city centre, Lambert-St Louis (STL) is the airport most travellers will use when flying to Alberta from St. Louis.

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

    For as low as C$ 664, Delta can have you in Alberta from St. Louis in 6h 07m. There are 2297 km between St. Louis and Alberta. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • 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, April is the cheapest month in which you can book a flight from St. Louis to Alberta (average of C$ 232). Flying from St. Louis to Alberta in March is currently the most expensive (average of C$ 763). 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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When you search for this flight from St. Louis to Alberta, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

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

Yes, we can. To see specific flights from St. Louis to Alberta with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes! Start tracking prices for St. Louis to Alberta flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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