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Cheap flights from St. Louis to Alberta from C$ 185

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 24/1. Fares are subject to change and may not be available on all flights or dates of travel.
STL — YYC
11 Jan — 18 Jan1
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 12 December 2025.

Sat 13/125:34 p.m.STL - YYC
1 stop28h 23mWestJet
Sun 14/1212:15 a.m.YYC - STL
2 stops16h 41mWestJet
Deal found 9/12C$ 975

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 12 December 2025.

Round-trip from

C$ 407

One-way from

C$ 185

Popular in

December

Cheapest in

November

Average price

C$ 1,055
25/1-31/1
  • 25/1-31/1
  • 2 total stops
  • 55h 59m total
  • St. Louis to Alberta
Search Deals
24/1
  • 24/1
  • 2 total stops
  • 24h 00m total
  • St. Louis to Alberta
Search Deals
High demand for flights, 10% potential price rise
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 41 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 12 December 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

Sun 25/1

9:27 p.m.-11:05 p.m.

1 stop26h 38m

Calgary

Sat 31/1

12:30 a.m.-6:51 a.m.

1 stop29h 21m

C$ 407

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Thu 22/1

6:44 p.m.-12:48 p.m.

1 stop19h 04m

Calgary

Sun 25/1

1:40 p.m.-10:20 a.m.

1 stop19h 40m

C$ 479

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Mon 12/1

6:44 p.m.-12:48 p.m.

1 stop19h 04m

Calgary

Fri 16/1

1:40 p.m.-1:09 p.m.

1 stop22h 29m

C$ 479

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Thu 22/1

5:42 p.m.-11:44 a.m.

2 stops19h 02m

Calgary

Sun 25/1

7:35 p.m.-8:50 p.m.

1 stop24h 15m

C$ 552

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Tue 27/1

6:30 a.m.-9:53 p.m.

2 stops16h 23m

Calgary

Wed 28/1

12:37 p.m.-10:58 p.m.

1 stop9h 21m

C$ 594

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

Mon 9/3

2:47 p.m.-10:47 a.m.

1 stop21h 00m

Edmonton

Mon 16/3

11:37 a.m.-11:59 p.m.

1 stop11h 22m

C$ 662

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

Mon 9/3

2:47 p.m.-10:47 a.m.

1 stop21h 00m

Edmonton

Mon 16/3

9:15 a.m.-11:15 p.m.

1 stop13h 00m

C$ 669

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Sat 11/4

11:57 a.m.-8:04 a.m.

2 stops21h 07m

Calgary

Fri 17/4

1:25 p.m.-2:11 p.m.

1 stop23h 46m

C$ 706

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

Mon 9/3

3:25 p.m.-12:39 a.m.

2 stops10h 14m

Edmonton

Mon 16/3

6:30 a.m.-8:41 p.m.

2 stops13h 11m

C$ 804

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

Mon 26/1

2:50 p.m.-11:23 a.m.

1 stop21h 33m

Edmonton

Thu 29/1

12:13 p.m.-1:54 p.m.

1 stop24h 41m

C$ 902

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/12

Showing 1-10 of 20 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 C$ 218). Flying from St. Louis to Alberta in August is currently the most expensive (average of C$ 630). 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.

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$ 594, American Airlines can have you in Alberta from St. Louis in 16h 23m. 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, January is the cheapest month in which you can book a flight from St. Louis to Alberta (average of C$ 218). Flying from St. Louis to Alberta in August is currently the most expensive (average of C$ 630). 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

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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.

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

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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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