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Cheap flights from St. Louis to Alberta from C$ 260

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 20/9. Fares are subject to change and may not be available on all flights or dates of travel.
STL — YYC
4 May — 11 May1
1 adult

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 29 April 2025.

Round-trip from

C$ 544

One-way from

C$ 260

Popular in

June

Cheapest in

January

Average price

C$ 717
5/6-12/6
  • 5/6-12/6
  • 3 total stops
  • 18h 06m total
  • St. Louis to Alberta
Search Deals
Air Canada
  • Air Canada
  • 20/9
  • 1 total stop
  • 9h 08m total
  • St. Louis to Alberta
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 104 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

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 29 April 2025.

Thu 5/69:50 a.m.STL - YYC
2 stops11h 17mMultiple Airlines
Thu 12/69:15 a.m.YYC - STL
1 stop6h 49mMultiple Airlines
Deal found 28/4C$ 544
Tue 27/51:30 p.m.STL - YYC
1 stop10h 36mAir Canada
Tue 3/68:30 a.m.YYC - STL
1 stop6h 00mAir Canada
Deal found 28/4C$ 547
Thu 5/66:00 a.m.STL - YYC
1 stop18h 29mAmerican Airlines
Thu 12/66:29 a.m.YYC - STL
1 stop16h 25mAmerican Airlines
Deal found 28/4C$ 552
Tue 27/510:45 a.m.STL - YYC
2 stops13h 16mDelta
Tue 3/62:00 p.m.YYC - STL
1 stop9h 33mDelta
Deal found 28/4C$ 566
Wed 4/66:00 a.m.STL - YYC
1 stop11h 48mWestJet
Sat 7/612:30 a.m.YYC - STL
1 stop11h 05mWestJet
Deal found 27/4C$ 617
Tue 27/56:22 p.m.STL - YEG
1 stop17h 20mAlaska Airlines
Sat 31/511:32 a.m.YEG - STL
1 stop11h 32mAlaska Airlines
Deal found 28/4C$ 707
Tue 27/56:00 a.m.STL - YEG
2 stops14h 24mWestJet
Sun 1/68:45 p.m.YEG - STL
2 stops11h 15mWestJet
Deal found 29/4C$ 736
Wed 14/51:41 p.m.STL - YEG
1 stop25h 27mUnited Airlines
Tue 20/53:17 p.m.YEG - STL
2 stops20h 02mUnited Airlines
Deal found 28/4C$ 858
Fri 13/67:30 a.m.STL - YEG
2 stops10h 13mAir Canada
Sun 15/68:05 a.m.YEG - STL
1 stop6h 25mAir Canada
Deal found 28/4C$ 880
Fri 13/61:42 p.m.STL - YEG
1 stop9h 22mMultiple Airlines
Sat 14/612:55 a.m.YEG - STL
1 stop10h 41mMultiple Airlines
Deal found 28/4C$ 904
Thu 18/99:47 a.m.STL - YYC
2 stops15h 05mAlaska Airlines
Mon 22/97:00 p.m.YYC - STL
2 stops26h 59mAlaska Airlines
Deal found 29/4C$ 992
Thu 1/510:30 a.m.STL - YEG
2 stops11h 42mDelta
Mon 30/611:20 a.m.YEG - STL
2 stops12h 23mDelta
Deal found 28/4C$ 1,275

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 29 April 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

Thu 5/6

9:50 a.m.-8:07 p.m.

2 stops11h 17m

Calgary

Thu 12/6

9:15 a.m.-5:04 p.m.

1 stop6h 49m

C$ 544

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Tue 27/5

1:30 p.m.-11:06 p.m.

1 stop10h 36m

Calgary

Tue 3/6

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

1 stop6h 00m

C$ 547

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Thu 5/6

6:00 a.m.-11:29 p.m.

1 stop18h 29m

Calgary

Thu 12/6

6:29 a.m.-11:54 p.m.

1 stop16h 25m

C$ 552

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Tue 27/5

10:45 a.m.-11:01 p.m.

2 stops13h 16m

Calgary

Tue 3/6

2:00 p.m.-12:33 a.m.

1 stop9h 33m

C$ 566

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Wed 4/6

6:00 a.m.-4:48 p.m.

1 stop11h 48m

Calgary

Sat 7/6

12:30 a.m.-12:35 p.m.

1 stop11h 05m

C$ 617

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

Tue 27/5

6:22 p.m.-10:42 a.m.

1 stop17h 20m

Edmonton

Sat 31/5

11:32 a.m.-12:04 a.m.

1 stop11h 32m

C$ 707

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

Tue 27/5

6:00 a.m.-7:24 p.m.

2 stops14h 24m

Edmonton

Sun 1/6

8:45 p.m.-9:00 a.m.

2 stops11h 15m

C$ 736

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

Wed 14/5

1:41 p.m.-2:08 p.m.

1 stop25h 27m

Edmonton

Tue 20/5

3:17 p.m.-12:19 p.m.

2 stops20h 02m

C$ 858

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

Fri 13/6

7:30 a.m.-4:43 p.m.

2 stops10h 13m

Edmonton

Sun 15/6

8:05 a.m.-3:30 p.m.

1 stop6h 25m

C$ 880

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

Fri 13/6

1:42 p.m.-10:04 p.m.

1 stop9h 22m

Edmonton

Sat 14/6

12:55 a.m.-12:36 p.m.

1 stop10h 41m

C$ 904

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/4

Showing 1-10 of 15 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 C$ 139). Flying from St. Louis to Alberta in July is currently the most expensive (average of C$ 263). 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.

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 9.0 - 94.0 mm per month. June is typically the wettest month, when rainfall can reach 94.0 mm. January is typically the driest time to visit Alberta when rainfall is around 9.0 mm.

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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -7.0 C).

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 29 April 2025.
Read through reviews of airlines operating flights from St. Louis to Alberta, such as Alaska Airlines, Delta and United Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,961 reviews
Check prices

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,961 reviews
Alaska Airlines
8.0
Very good
9,961 reviews
Check prices

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,929 reviews
Alaska Airlines
8.0
Very good
9,961 reviews
Check prices

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,961 reviews
Check prices

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,961 reviews
Check prices

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
WestJet
7.2
Good
2,823 reviews
Alaska Airlines
8.0
Very good
9,961 reviews
Check prices

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

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

    C$ 260 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on United Airlines and Delta, with prices starting from C$ 264 and C$ 266, respectively.

  • 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$ 139). Flying from St. Louis to Alberta in July is currently the most expensive (average of C$ 263). 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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How does Cheapflights help users find flights from St. Louis to Alberta?

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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