What airlines fly to Alberta?

American Airlines, United Airlines and WestJet are the top three most popular airlines that fly to Alberta from St. Louis according to our data. American Airlines is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Alberta. Keep in mind that there are 5 different airlines that fly to Alberta on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Lambert-St Louis to Alberta?

American Airlines, Air Canada, and Delta are the most popular carriers operating from Lambert-St Louis to Alberta

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?

As of April 2026, there are 5 operators available to choose from 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.

$164 Cheap Flights from St. Louis to Alberta in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from St. Louis to Alberta

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:08 pm - 2:45 pm

STL

YYC

19h 37m

1 stop

7:00 am - 5:33 pm

YYC

STL

9h 33m

1 stop

$379Multiple Airlines

Tue, May 26 - Thu, May 28

5:27 pm - 5:10 pm

STL

YYC

24h 43m

1 stop

7:00 am - 8:55 am

YYC

STL

24h 55m

1 stop

$384Multiple Airlines

Wed, May 20 - Sun, May 24

7:23 am - 11:29 pm

STL

YYC

17h 06m

1 stop

1:29 pm - 11:51 pm

YYC

STL

9h 22m

1 stop

$386American Airlines

Tue, Aug 18 - Tue, Aug 25

12:10 pm - 8:44 pm

STL

YYC

9h 34m

1 stop

7:15 am - 11:01 pm

YYC

STL

14h 46m

2 stops

$400Delta

Tue, Sep 22 - Wed, Sep 30

7:44 am - 11:20 pm

STL

YYC

16h 36m

1 stop

6:45 am - 6:14 pm

YYC

STL

10h 29m

1 stop

$416American Airlines

Tue, Sep 15 - Wed, Sep 23

2:15 pm - 11:06 pm

STL

YYC

9h 51m

1 stop

7:15 am - 11:01 pm

YYC

STL

14h 46m

2 stops

$438Delta

Tue, Aug 18 - Tue, Aug 25

5:10 am - 2:08 pm

STL

YEG

9h 58m

1 stop

6:00 am - 12:42 pm

YEG

STL

5h 42m

1 stop

$557United Airlines

Tue, Jun 2 - Sat, Jun 6

8:40 am - 5:04 pm

STL

YEG

9h 24m

1 stop

1:00 am - 12:06 pm

YEG

STL

10h 06m

1 stop

$584Air Canada

Tue, Jun 2 - Fri, Jun 5

2:15 pm - 10:58 pm

STL

YEG

9h 43m

1 stop

3:17 pm - 11:57 pm

YEG

STL

7h 40m

1 stop

$595Air Canada

Thu, Jun 18 - Fri, Jun 26

6:55 pm - 2:08 pm

STL

YEG

20h 13m

2 stops

6:00 am - 12:42 pm

YEG

STL

5h 42m

1 stop

$618United Airlines

Tue, Jun 2 - Sat, Jun 6

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American Airlines flights from St. Louis to Alberta

Our best American Airlines deals on St. Louis to Alberta flight tickets

American Airlines

Aug 18

STL7:23 amLambert-St Louis

17h 06m

1 stop

YYC11:29 pmCalgary

Aug 25

YYC1:29 pmCalgary

9h 22m

1 stop

STL11:51 pmLambert-St Louis

$386

American Airlines

Sep 15

STL7:44 amLambert-St Louis

16h 36m

1 stop

YYC11:20 pmCalgary

Sep 23

YYC6:45 amCalgary

10h 29m

1 stop

STL6:14 pmLambert-St Louis

$416

American Airlines

Aug 4

STL7:00 amLambert-St Louis

17h 40m

1 stop

YYC11:40 pmCalgary

Aug 11

YYC6:29 amCalgary

12h 50m

1 stop

STL8:19 pmLambert-St Louis

$426

Air Canada flights from St. Louis to Alberta

Our best Air Canada deals on St. Louis to Alberta flight tickets

Air Canada

Aug 2

STL12:10 pmLambert-St Louis

10h 22m

1 stop

YYC9:32 pmCalgary

Aug 8

YYC7:40 pmCalgary

17h 22m

1 stop

STL2:02 pmLambert-St Louis

$489

Air Canada

Jun 2

STL2:15 pmLambert-St Louis

9h 39m

1 stop

YYC10:54 pmCalgary

Jun 6

YYC6:05 pmCalgary

17h 01m

1 stop

STL12:06 pmLambert-St Louis

$493

Air Canada

Jun 2

STL2:15 pmLambert-St Louis

9h 39m

1 stop

YYC10:54 pmCalgary

Jun 5

YYC12:55 amCalgary

10h 11m

1 stop

STL12:06 pmLambert-St Louis

$494

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Tue 5/26

8:08 pm-2:45 pm

1 stop19h 37m

Calgary

Thu 5/28

7:00 am-5:33 pm

1 stop9h 33m

$379

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Wed 5/20

5:27 pm-5:10 pm

1 stop24h 43m

Calgary

Sun 5/24

7:00 am-8:55 am

1 stop24h 55m

$384

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Tue 8/18

7:23 am-11:29 pm

1 stop17h 06m

Calgary

Tue 8/25

1:29 pm-11:51 pm

1 stop9h 22m

$386

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Tue 9/22

12:10 pm-8:44 pm

1 stop9h 34m

Calgary

Wed 9/30

7:15 am-11:01 pm

2 stops14h 46m

$400

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Tue 9/15

7:44 am-11:20 pm

1 stop16h 36m

Calgary

Wed 9/23

6:45 am-6:14 pm

1 stop10h 29m

$416

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Tue 8/18

2:15 pm-11:06 pm

1 stop9h 51m

Calgary

Tue 8/25

7:15 am-11:01 pm

2 stops14h 46m

$438

Quickest round-trip

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

Tue 6/2

5:10 am-2:08 pm

1 stop9h 58m

Edmonton

Sat 6/6

6:00 am-12:42 pm

1 stop5h 42m

$557

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

Tue 6/2

8:40 am-5:04 pm

1 stop9h 24m

Edmonton

Fri 6/5

1:00 am-12:06 pm

1 stop10h 06m

$584

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

Thu 6/18

2:15 pm-10:58 pm

1 stop9h 43m

Edmonton

Fri 6/26

3:17 pm-11:57 pm

1 stop7h 40m

$595

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

Tue 6/2

6:55 pm-2:08 pm

2 stops20h 13m

Edmonton

Sat 6/6

6:00 am-12:42 pm

1 stop5h 42m

$618

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

What is the cheapest month to fly to Alberta?

The month of November is, on average, the cheapest month to fly to Alberta from St. Louis, with most prices found around $331. If you don’t want to visit Alberta in November, then you should wait until October to fly from St. Louis, when ticket prices are also cheap, with an average price of $538.

How far in advance should I book a flight from St. Louis 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 $593 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 $470 on momondo.

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

You could potentially save up to 40% 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

Fastest flight time	6h 07m
Direct flights	None

The fastest flight from St. Louis to Alberta takes 6h 07m

There are no direct flights from St. Louis to Alberta. There are no popular flight routes from St. Louis to Alberta.

Search flight deals

Frequently asked questions about flying from St. Louis to Alberta

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?
As of April 2026, there are 5 operators available to choose from 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 Canada	PriceFrom $155	Free Cancellation	Rating 7.1 10,971 reviews	Search Air Canada flights
Delta	PriceFrom $267	Free Cancellation	Rating 7.9 8,459 reviews	Search Delta flights
United Airlines	PriceFrom $328	Free Cancellation	Rating 7.4 9,656 reviews	Search United Airlines flights
American Airlines	PriceFrom $399	Free Cancellation	Rating 7.1 11,672 reviews	Search American Airlines flights
WestJet	PriceFrom $506	Free Cancellation	Rating 7.2 3,327 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.