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Cheap flights from St. Louis to Alberta from $132

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Alberta departing on 11/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from St. Louis to Alberta

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:04 pm - 3:44 pmSTL-YEG
28h 40m2 stops
Multiple Airlines Logo
12:45 am - 11:07 amYEG-STL
9h 22m1 stop
$292Multiple Airlines
Find Deal
Thu, Dec 4 - Wed, Dec 10
Multiple Airlines Logo
12:04 pm - 3:44 pmSTL-YEG
28h 40m2 stops
Multiple Airlines Logo
7:00 am - 11:22 amYEG-STL
27h 22m1 stop
$308Multiple Airlines
Find Deal
Thu, Dec 4 - Thu, Dec 11
Multiple Airlines Logo
12:04 pm - 8:16 pmSTL-YYC
33h 12m2 stops
Multiple Airlines Logo
7:35 pm - 11:22 amYYC-STL
14h 47m1 stop
$338Multiple Airlines
Find Deal
Thu, Dec 4 - Thu, Dec 11
American Airlines Logo
6:44 pm - 12:48 pmSTL-YYC
19h 04m1 stop
American Airlines Logo
1:40 pm - 6:14 pmYYC-STL
27h 34m1 stop
$339American Airlines
Find Deal
Wed, Jan 14 - Sat, Jan 24
American Airlines Logo
6:44 pm - 12:48 pmSTL-YYC
19h 04m1 stop
American Airlines Logo
6:30 am - 11:59 pmYYC-STL
16h 29m2 stops
$343American Airlines
Find Deal
Wed, Jan 14 - Sat, Jan 24
Air Canada Logo
4:05 pm - 11:18 pmSTL-YEG
8h 13m1 stop
Air Canada Logo
6:00 am - 3:29 pmYEG-STL
8h 29m1 stop
$410Air Canada
Find Deal
Tue, Mar 10 - Wed, Mar 11
Air Canada Logo
5:00 am - 2:28 pmSTL-YEG
10h 28m2 stops
Air Canada Logo
6:00 am - 3:29 pmYEG-STL
8h 29m1 stop
$478Air Canada
Find Deal
Tue, Mar 10 - Wed, Mar 11
WestJet Logo
6:00 am - 3:09 pmSTL-YEG
10h 09m2 stops
WestJet Logo
12:05 am - 1:16 pmYEG-STL
12h 11m2 stops
$602WestJet
Find Deal
Thu, Dec 4 - Wed, Dec 10
United Airlines Logo
9:00 am - 2:21 pmSTL-YYC
6h 21m1 stop
United Airlines Logo
6:15 am - 12:39 pmYYC-STL
5h 24m1 stop
$626United Airlines
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Wed, Nov 5 - Sun, Nov 9
WestJet Logo
6:05 am - 5:04 pmSTL-YEG
11h 59m2 stops
WestJet Logo
9:55 pm - 11:10 pmYEG-STL
24h 15m2 stops
$699WestJet
Find Deal
Mon, Dec 22 - Sun, Jan 4

American Airlines flights from St. Louis to Alberta

Our best American Airlines deals on St. Louis to Alberta flight tickets
American Airlines
Jan 14
STL6:44 pmLambert-St Louis
19h 04m
1 stop
YYC12:48 pmCalgary
Jan 24
YYC1:40 pmCalgary
27h 34m
1 stop
STL6:14 pmLambert-St Louis
$339
Find similar
American Airlines
Jan 14
STL6:44 pmLambert-St Louis
19h 04m
1 stop
YYC12:48 pmCalgary
Jan 24
YYC6:30 amCalgary
16h 29m
2 stops
STL11:59 pmLambert-St Louis
$343
Find similar
American Airlines
Jan 14
STL6:00 amLambert-St Louis
16h 43m
2 stops
YYC9:43 pmCalgary
Jan 24
YYC1:40 pmCalgary
22h 23m
1 stop
STL1:03 pmLambert-St Louis
$349
Find similar

Alaska Airlines flights from St. Louis to Alberta

Our best Alaska Airlines deals on St. Louis to Alberta flight tickets
Alaska Airlines
Nov 14
STL7:00 amLambert-St Louis
12h 10m
1 stop
YYC6:10 pmCalgary
Nov 22
YYC11:40 amCalgary
11h 14m
1 stop
STL11:54 pmLambert-St Louis
$536
Find similar
Alaska Airlines
Mar 10
STL7:00 amLambert-St Louis
12h 17m
1 stop
YYC6:17 pmCalgary
Mar 11
YYC6:55 pmCalgary
17h 57m
1 stop
STL1:52 pmLambert-St Louis
$567
Find similar
Alaska Airlines
Mar 10
STL7:00 amLambert-St Louis
12h 17m
1 stop
YYC6:17 pmCalgary
Mar 11
YYC6:55 pmCalgary
28h 01m
1 stop
STL11:56 pmLambert-St Louis
$610
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated October 22, 2025.
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

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

Thu 12/4

12:04 pm-3:44 pm

2 stops28h 40m

Edmonton

Wed 12/10

12:45 am-11:07 am

1 stop9h 22m

$292

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

Thu 12/4

12:04 pm-3:44 pm

2 stops28h 40m

Edmonton

Thu 12/11

7:00 am-11:22 am

1 stop27h 22m

$308

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Thu 12/4

12:04 pm-8:16 pm

2 stops33h 12m

Calgary

Thu 12/11

7:35 pm-11:22 am

1 stop14h 47m

$338

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Wed 1/14

6:44 pm-12:48 pm

1 stop19h 04m

Calgary

Sat 1/24

1:40 pm-6:14 pm

1 stop27h 34m

$339

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Wed 1/14

6:44 pm-12:48 pm

1 stop19h 04m

Calgary

Sat 1/24

6:30 am-11:59 pm

2 stops16h 29m

$343

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

Tue 3/10

4:05 pm-11:18 pm

1 stop8h 13m

Edmonton

Wed 3/11

6:00 am-3:29 pm

1 stop8h 29m

$410

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

Tue 3/10

5:00 am-2:28 pm

2 stops10h 28m

Edmonton

Wed 3/11

6:00 am-3:29 pm

1 stop8h 29m

$478

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

Thu 12/4

6:00 am-3:09 pm

2 stops10h 09m

Edmonton

Wed 12/10

12:05 am-1:16 pm

2 stops12h 11m

$602

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Wed 11/5

9:00 am-2:21 pm

1 stop6h 21m

Calgary

Sun 11/9

6:15 am-12:39 pm

1 stop5h 24m

$626

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

Mon 12/22

6:05 am-5:04 pm

2 stops11h 59m

Edmonton

Sun 1/4

9:55 pm-11:10 pm

2 stops24h 15m

$699

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Alberta from

How to get the cheapest flight ticket from St. Louis to Alberta

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Alberta?

The month of January is, on average, the cheapest month to fly to Alberta from St. Louis, with most prices found around $361. If you don’t want to visit Alberta in January, then you should wait until April to fly from St. Louis, when ticket prices are also cheap, with an average price of $443.

What is the cheapest day to depart on your flight to Alberta?

According to our data, Tuesday is the cheapest day to fly to Alberta from St. Louis. The lowest ticket price found for a Tuesday departure recently was $456. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $617. These prices are subject to change though, so be sure to set up a Price Alert for flights to Alberta.

What is the cheapest time of day to depart on your flight to Alberta?

According to our data, the cheapest time of day to fly to Alberta is at noon. momondo users have found flights departing from St. Louis to Alberta at noon for as low as $499. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the morning is when there is more demand to fly to Alberta, so prices are often more expensive at around $628 per ticket.

How far in advance should I book a flight to Alberta?

You are more likely to see cheaper flights to Alberta from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to Alberta for around $555 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Alberta from St. Louis for as low as $395 on momondo.

Can stopping save me money on St. Louis to Alberta flights?

You could potentially save up to 42% on your flight if you consider stops on a St. Louis to Alberta flight.

Cheap St. Louis to Alberta flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Alberta

Direct flights

None
There are no direct flights from St. Louis to Alberta. There are no popular flight routes from St. Louis to Alberta.
Search flight deals

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Alberta?

    Prices for flights from Lambert-St Louis Airport to Alberta are refreshed on a daily basis.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Alberta?

  • How old do you have to be to fly from Lambert-St Louis Airport to Alberta?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Alberta.

  • What documentation or ID do you need to fly to Alberta?

    The travel and health documents you'll need for your trip to Alberta may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Alberta. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from St. Louis to Alberta

Compare and see reviews for airlines that fly from St. Louis to Alberta with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $158Free CancellationRating
7.1
10,335 reviews
Search Air Canada flights
DeltaPriceFrom $190Free CancellationRating
7.9
7,979 reviews
Search Delta flights
United AirlinesPriceFrom $331Free CancellationRating
7.4
8,988 reviews
Search United Airlines flights
American AirlinesPriceFrom $383Free CancellationRating
7.2
11,028 reviews
Search American Airlines flights
WestJetPriceFrom $474Free CancellationRating
7.2
3,132 reviews
Search WestJet flights

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Alberta?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from St. Louis to Alberta for you.

Can I find flights from St. Louis to Alberta with flexible booking policies on momondo?

momondo does allow users to show only those flights to Alberta from St. Louis which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from St. Louis to Alberta?

Once you have performed a search for St. Louis to Alberta flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from St. Louis to Alberta right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Alberta, momondo offers a useful price alert feature which will track prices for flights to Alberta from St. Louis and alert you when they change.

An easier way to manage your Alberta trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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Fri 11/21
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Find better results for your trip to Alberta

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