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Cheap flights from St. Louis to Alberta from $115

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 1/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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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.
American Airlines Logo
1:35 pm - 12:48 pm
STL
-
YYC
24h 13m1 stop
American Airlines Logo
1:40 pm - 10:20 am
YYC
-
STL
19h 40m1 stop
$270American Airlines
Fri, Jan 23 - Sun, Jan 25
Multiple Airlines Logo
8:32 pm - 12:11 pm
STL
-
YEG
16h 39m1 stop
Multiple Airlines Logo
8:45 pm - 6:51 am
YEG
-
STL
33h 06m2 stops
$285Multiple Airlines
Sat, Jan 17 - Sat, Jan 24
Multiple Airlines Logo
1:03 pm - 10:52 pm
STL
-
YYC
10h 49m1 stop
Multiple Airlines Logo
7:35 pm - 12:50 pm
YYC
-
STL
16h 15m2 stops
$289Multiple Airlines
Fri, Jan 23 - Sun, Jan 25
American Airlines Logo
1:40 pm - 12:48 pm
STL
-
YYC
24h 08m1 stop
American Airlines Logo
1:40 pm - 6:14 pm
YYC
-
STL
27h 34m1 stop
$297American Airlines
Sat, Jan 17 - Sat, Jan 24
American Airlines Logo
1:35 pm - 12:48 pm
STL
-
YYC
24h 13m1 stop
American Airlines Logo
1:40 pm - 10:20 am
YYC
-
STL
19h 40m1 stop
$324American Airlines
Sun, Jan 18 - Sat, Jan 24
Alaska Airlines Logo
7:00 am - 10:47 am
STL
-
YEG
28h 47m1 stop
Alaska Airlines Logo
11:37 am - 11:59 pm
YEG
-
STL
11h 22m1 stop
$427Alaska Airlines
Mon, Mar 9 - Mon, Mar 16
Alaska Airlines Logo
2:47 pm - 10:47 am
STL
-
YEG
21h 00m1 stop
Alaska Airlines Logo
11:37 am - 11:59 pm
YEG
-
STL
11h 22m1 stop
$428Alaska Airlines
Mon, Mar 9 - Mon, Mar 16
Air Canada Logo
4:05 pm - 5:50 pm
STL
-
YQU
26h 45m2 stops
Air Canada Logo
6:10 am - 3:29 pm
YQU
-
STL
32h 19m2 stops
$833Air Canada
Mon, Jan 26 - Thu, Jan 29
Delta Logo
12:00 pm - 1:23 am
STL
-
YQU
14h 23m2 stops
Delta Logo
5:35 am - 8:53 am
YQU
-
STL
26h 18m2 stops
$887Delta
Sun, Jan 11 - Wed, Jan 14
Air Canada Logo
2:45 pm - 5:50 pm
STL
-
YQU
28h 05m2 stops
Air Canada Logo
6:10 am - 8:58 pm
YQU
-
STL
13h 48m2 stops
$898Air Canada
Sun, Jan 11 - Wed, Jan 14

American Airlines flights from St. Louis to Alberta

Our best American Airlines deals on St. Louis to Alberta flight tickets
American Airlines
Jan 23
STL1:35 pmLambert-St Louis
24h 13m
1 stop
YYC12:48 pmCalgary
Jan 25
YYC1:40 pmCalgary
19h 40m
1 stop
STL10:20 amLambert-St Louis
$270
Find similar
American Airlines
Jan 17
STL1:40 pmLambert-St Louis
24h 08m
1 stop
YYC12:48 pmCalgary
Jan 24
YYC1:40 pmCalgary
27h 34m
1 stop
STL6:14 pmLambert-St Louis
$297
Find similar
American Airlines
Jan 18
STL1:35 pmLambert-St Louis
24h 13m
1 stop
YYC12:48 pmCalgary
Jan 24
YYC1:40 pmCalgary
19h 40m
1 stop
STL10:20 amLambert-St Louis
$324
Find similar

United Airlines flights from St. Louis to Alberta

Our best United Airlines deals on St. Louis to Alberta flight tickets
United Airlines
Jan 27
STL6:30 amLambert-St Louis
16h 23m
2 stops
YYC9:53 pmCalgary
Jan 28
YYC12:37 pmCalgary
9h 21m
1 stop
STL10:58 pmLambert-St Louis
$415
Find similar
United Airlines
Jan 27
STL8:05 amLambert-St Louis
14h 48m
2 stops
YYC9:53 pmCalgary
Jan 28
YYC6:15 amCalgary
15h 43m
2 stops
STL10:58 pmLambert-St Louis
$421
Find similar
United Airlines
Jan 26
STL6:40 pmLambert-St Louis
20h 34m
2 stops
YEG2:14 pmEdmonton
Jan 29
YEG3:17 pmEdmonton
18h 45m
2 stops
STL11:02 amLambert-St Louis
$644
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 December 4, 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. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Fri 1/23

1:35 pm-12:48 pm

1 stop24h 13m

Calgary

Sun 1/25

1:40 pm-10:20 am

1 stop19h 40m

$270

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

Sat 1/17

8:32 pm-12:11 pm

1 stop16h 39m

Edmonton

Sat 1/24

8:45 pm-6:51 am

2 stops33h 06m

$285

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Fri 1/23

1:03 pm-10:52 pm

1 stop10h 49m

Calgary

Sun 1/25

7:35 pm-12:50 pm

2 stops16h 15m

$289

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Sat 1/17

1:40 pm-12:48 pm

1 stop24h 08m

Calgary

Sat 1/24

1:40 pm-6:14 pm

1 stop27h 34m

$297

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Sun 1/18

1:35 pm-12:48 pm

1 stop24h 13m

Calgary

Sat 1/24

1:40 pm-10:20 am

1 stop19h 40m

$324

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

Mon 3/9

7:00 am-10:47 am

1 stop28h 47m

Edmonton

Mon 3/16

11:37 am-11:59 pm

1 stop11h 22m

$427

St. LouisEdmonton

STL - YEG

STLYEG

Lambert-St Louis

Mon 3/9

2:47 pm-10:47 am

1 stop21h 00m

Edmonton

Mon 3/16

11:37 am-11:59 pm

1 stop11h 22m

$428

St. LouisGrande Prairie

STL - YQU

STLYQU

Lambert-St Louis

Mon 1/26

4:05 pm-5:50 pm

2 stops26h 45m

Grande Prairie

Thu 1/29

6:10 am-3:29 pm

2 stops32h 19m

$833

St. LouisGrande Prairie

STL - YQU

STLYQU

Lambert-St Louis

Sun 1/11

12:00 pm-1:23 am

2 stops14h 23m

Grande Prairie

Wed 1/14

5:35 am-8:53 am

2 stops26h 18m

$887

St. LouisGrande Prairie

STL - YQU

STLYQU

Lambert-St Louis

Sun 1/11

2:45 pm-5:50 pm

2 stops28h 05m

Grande Prairie

Wed 1/14

6:10 am-8:58 pm

2 stops13h 48m

$898

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 $570 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 1% 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

  • 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
10,500 reviews
Search Air Canada flights
DeltaPriceFrom $190Free CancellationRating
7.9
8,011 reviews
Search Delta flights
United AirlinesPriceFrom $331Free CancellationRating
7.4
9,063 reviews
Search United Airlines flights
American AirlinesPriceFrom $383Free CancellationRating
7.2
11,045 reviews
Search American Airlines flights
WestJetPriceFrom $490Free CancellationRating
7.2
3,190 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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Find better results for your trip to Alberta

Popular cities in Alberta

Popular flights according to clicks in the last 7 days on momondo
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