Which airlines fly to St. Louis?

WestJet, Delta and Air Canada are the top three most popular airlines that fly to St. Louis from Alberta according to our data. WestJet is the first choice among our users, with 51% of people opting to fly with this airline when travelling to St. Louis. Keep in mind that there are 3 different airlines that fly to St. Louis on a routine basis, so you have a few additional options to choose from.

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

Delta and United Airlines are the most popular carriers operating from Alberta to Lambert-St Louis

How long does it take to fly to St. Louis?

Flight times vary depending on what airport in Alberta you fly out of and what airport in St. Louis you fly into. For example, flying from Edmonton to St. Louis takes 8h 50m on average. On the other hand, flying from Calgary to St. Louis takes 11h 02m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo to see if there are any available for your route.

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

Prices for flights from Alberta to Lambert-St Louis Airport refresh daily.

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

As of October 2026, there are 3 operators available to choose from for flights from Alberta to Lambert-St Louis Airport.

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

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 Alberta to Lambert-St Louis Airport.

What documentation or ID do you need to fly to Lambert-St Louis Airport?

The required travel and health documents for your Lambert-St Louis Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Lambert-St Louis Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

C$ 245 Cheap Flights from Alberta to St. Louis in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Alberta to St. Louis

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:00 p.m. - 4:50 p.m.YEG Edmonton-STL Lambert-St Louis

23h 50m1 stop Las Vegas Harry Reid Intl

10:22 p.m. - 10:20 p.m.STL Lambert-St Louis-YEG Edmonton

23h 58m1 stop Las Vegas Harry Reid Intl

C$ 512Multiple Airlines

Wed, 16 Dec - Thu, 7 Jan

5:00 p.m. - 4:50 p.m.YEG Edmonton-STL Lambert-St Louis

23h 50m1 stop Las Vegas Harry Reid Intl

10:22 p.m. - 10:20 p.m.STL Lambert-St Louis-YEG Edmonton

23h 58m1 stop Las Vegas Harry Reid Intl

C$ 516Multiple Airlines

Wed, 16 Dec - Thu, 7 Jan

7:30 a.m. - 12:12 p.m.YEG Edmonton-STL Lambert-St Louis

28h 42m1 stop Las Vegas Harry Reid Intl

6:20 p.m. - 10:40 p.m.STL Lambert-St Louis-YEG Edmonton

28h 20m2 stops Denver Intl Phoenix Sky Harbor Intl

C$ 524Multiple Airlines

Fri, 18 Dec - Wed, 6 Jan

1:43 p.m. - 12:46 a.m.YYC Calgary-STL Lambert-St Louis

11h 03m1 stop Salt Lake City

11:15 a.m. - 12:15 a.m.STL Lambert-St Louis-YYC Calgary

13h 00m2 stops Minneapolis St Paul Salt Lake City

C$ 631Delta

Thu, 17 Dec - Mon, 21 Dec

1:43 p.m. - 12:46 a.m.YYC Calgary-STL Lambert-St Louis

11h 03m1 stop Salt Lake City

2:15 p.m. - 12:15 a.m.STL Lambert-St Louis-YYC Calgary

10h 00m1 stop Salt Lake City

C$ 631Delta

Thu, 17 Dec - Mon, 21 Dec

1:43 p.m. - 12:46 a.m.YYC Calgary-STL Lambert-St Louis

11h 03m1 stop Salt Lake City

2:15 p.m. - 12:15 a.m.STL Lambert-St Louis-YYC Calgary

10h 00m1 stop Salt Lake City

C$ 650Delta

Thu, 17 Dec - Mon, 21 Dec

7:00 a.m. - 3:26 p.m.YYC Calgary-STL Lambert-St Louis

8h 26m1 stop Toronto Pearson Intl

4:05 p.m. - 12:24 a.m.STL Lambert-St Louis-YYC Calgary

8h 19m1 stop Toronto Pearson Intl

C$ 684Air Canada

Fri, 12 Feb - Mon, 15 Feb

12:25 a.m. - 10:48 a.m.YYC Calgary-STL Lambert-St Louis

9h 23m1 stop Atlanta Hartsfield-Jackson

11:51 a.m. - 6:55 p.m.STL Lambert-St Louis-YYC Calgary

8h 04m1 stop Atlanta Hartsfield-Jackson

C$ 768WestJet

Tue, 23 Mar - Mon, 29 Mar

11:10 a.m. - 11:18 p.m.YYC Calgary-STL Lambert-St Louis

11h 08m2 stops Winnipeg Minneapolis St Paul

6:30 a.m. - 5:55 p.m.STL Lambert-St Louis-YYC Calgary

12h 25m2 stops Minneapolis St Paul Edmonton

C$ 880WestJet

Wed, 24 Mar - Mon, 29 Mar

6:00 a.m. - 3:26 p.m.YEG Edmonton-STL Lambert-St Louis

9h 26m1 stop Toronto Pearson Intl

4:05 p.m. - 12:28 a.m.STL Lambert-St Louis-YEG Edmonton

8h 23m1 stop Toronto Pearson Intl

C$ 913Air Canada

Thu, 19 Nov - Sun, 22 Nov

Cheap last-minute flights

Enter your travel dates to find the best prices.

5:00 p.m. - 5:40 p.m.YEG Edmonton-STL Lambert-St Louis

24h 40m2 stops Las Vegas Harry Reid Intl Atlanta Hartsfield-Jackson

5:15 p.m. - 2:55 p.m.STL Lambert-St Louis-YEG Edmonton

21h 40m1 stop Las Vegas Harry Reid Intl

C$ 913Multiple Airlines

Tue, 3 Nov - Tue, 24 Nov

5:00 p.m. - 5:40 p.m.YEG Edmonton-STL Lambert-St Louis

24h 40m2 stops Las Vegas Harry Reid Intl Atlanta Hartsfield-Jackson

5:15 p.m. - 2:55 p.m.STL Lambert-St Louis-YEG Edmonton

21h 40m1 stop Las Vegas Harry Reid Intl

C$ 915Multiple Airlines

Tue, 3 Nov - Sat, 21 Nov

6:00 a.m. - 11:59 p.m.YEG Edmonton-STL Lambert-St Louis

17h 59m2 stops Vancouver Intl Seattle/Tacoma Intl

5:15 p.m. - 2:55 p.m.STL Lambert-St Louis-YEG Edmonton

21h 40m1 stop Las Vegas Harry Reid Intl

C$ 917Multiple Airlines

Mon, 2 Nov - Tue, 24 Nov

6:00 a.m. - 11:59 p.m.YEG Edmonton-STL Lambert-St Louis

17h 59m2 stops Vancouver Intl Seattle/Tacoma Intl

5:15 p.m. - 2:55 p.m.STL Lambert-St Louis-YEG Edmonton

21h 40m1 stop Las Vegas Harry Reid Intl

C$ 917Multiple Airlines

Mon, 2 Nov - Sat, 21 Nov

6:10 a.m. - 9:25 p.m.YEG Edmonton-STL Lambert-St Louis

14h 15m2 stops Vancouver Intl Minneapolis St Paul

5:15 p.m. - 2:55 p.m.STL Lambert-St Louis-YEG Edmonton

21h 40m1 stop Las Vegas Harry Reid Intl

C$ 931Multiple Airlines

Sat, 31 Oct - Tue, 24 Nov

6:10 a.m. - 9:25 p.m.YEG Edmonton-STL Lambert-St Louis

14h 15m2 stops Vancouver Intl Minneapolis St Paul

5:15 p.m. - 2:55 p.m.STL Lambert-St Louis-YEG Edmonton

21h 40m1 stop Las Vegas Harry Reid Intl

C$ 933Multiple Airlines

Sat, 31 Oct - Sat, 21 Nov

5:00 p.m. - 12:33 p.m.YEG Edmonton-STL Lambert-St Louis

19h 33m1 stop Las Vegas Harry Reid Intl

3:04 p.m. - 4:00 p.m.STL Lambert-St Louis-YEG Edmonton

24h 56m2 stops Denver Intl Phoenix Sky Harbor Intl

C$ 936Multiple Airlines

Sun, 1 Nov - Wed, 25 Nov

5:00 p.m. - 5:40 p.m.YEG Edmonton-STL Lambert-St Louis

24h 40m2 stops Las Vegas Harry Reid Intl Atlanta Hartsfield-Jackson

5:15 p.m. - 2:55 p.m.STL Lambert-St Louis-YEG Edmonton

21h 40m1 stop Las Vegas Harry Reid Intl

C$ 943Multiple Airlines

Tue, 3 Nov - Thu, 26 Nov

7:00 a.m. - 8:59 p.m.YEG Edmonton-STL Lambert-St Louis

13h 59m1 stop Denver Intl

1:08 p.m. - 1:42 a.m.STL Lambert-St Louis-YEG Edmonton

12h 34m2 stops Chicago O'Hare Intl Vancouver Intl

C$ 1,000Air Canada

Wed, 4 Nov - Wed, 25 Nov

7:00 a.m. - 8:59 p.m.YEG Edmonton-STL Lambert-St Louis

13h 59m1 stop Denver Intl

1:08 p.m. - 11:42 p.m.STL Lambert-St Louis-YEG Edmonton

10h 34m2 stops Chicago O'Hare Intl Vancouver Intl

C$ 1,000Air Canada

Tue, 3 Nov - Wed, 25 Nov

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Delta flights from Alberta to St. Louis

Our best Delta deals on Alberta to St. Louis flight tickets

Delta

17 Dec

YYC1:43 p.m.Calgary

11h 03m

1 stop

STL12:46 a.m.Lambert-St Louis

21 Dec

STL2:15 p.m.Lambert-St Louis

10h 00m

1 stop

YYC12:15 a.m.Calgary

C$ 631

Delta

17 Dec

YYC1:43 p.m.Calgary

11h 03m

1 stop

STL12:46 a.m.Lambert-St Louis

21 Dec

STL2:15 p.m.Lambert-St Louis

10h 00m

1 stop

YYC12:15 a.m.Calgary

C$ 650

Delta

17 Dec

YYC1:43 p.m.Calgary

11h 03m

1 stop

STL12:46 a.m.Lambert-St Louis

21 Dec

STL2:15 p.m.Lambert-St Louis

10h 00m

1 stop

YYC12:15 a.m.Calgary

C$ 653

WestJet flights from Alberta to St. Louis

Our best WestJet deals on Alberta to St. Louis flight tickets

WestJet

23 Mar

YYC12:25 a.m.Calgary

9h 23m

1 stop

STL10:48 a.m.Lambert-St Louis

29 Mar

STL11:51 a.m.Lambert-St Louis

8h 04m

1 stop

YYC6:55 p.m.Calgary

C$ 768

WestJet

24 Mar

YYC11:10 a.m.Calgary

11h 08m

2 stops

STL11:18 p.m.Lambert-St Louis

29 Mar

STL6:30 a.m.Lambert-St Louis

12h 25m

2 stops

YYC5:55 p.m.Calgary

C$ 880

WestJet

12 Apr

YYC9:15 a.m.Calgary

13h 24m

2 stops

STL11:39 p.m.Lambert-St Louis

16 Apr

STL6:30 a.m.Lambert-St Louis

11h 05m

2 stops

YYC4:35 p.m.Calgary

C$ 887

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

EdmontonSt. Louis

YEG Edmonton - STL Lambert-St Louis

YEGSTL

Edmonton

Wed 16/12

5:00 p.m.-4:50 p.m.

1 stop23h 50m

Lambert-St Louis

Thu 7/1

10:22 p.m.-10:20 p.m.

1 stop23h 58m

C$ 512

EdmontonSt. Louis

YEG Edmonton - STL Lambert-St Louis

YEGSTL

Edmonton

Wed 16/12

5:00 p.m.-4:50 p.m.

1 stop23h 50m

Lambert-St Louis

Thu 7/1

10:22 p.m.-10:20 p.m.

1 stop23h 58m

C$ 516

EdmontonSt. Louis

YEG Edmonton - STL Lambert-St Louis

YEGSTL

Edmonton

Fri 18/12

7:30 a.m.-12:12 p.m.

1 stop28h 42m

Lambert-St Louis

Wed 6/1

6:20 p.m.-10:40 p.m.

2 stops28h 20m

C$ 524

CalgarySt. Louis

YYC Calgary - STL Lambert-St Louis

YYCSTL

Calgary

Thu 17/12

1:43 p.m.-12:46 a.m.

1 stop11h 03m

Lambert-St Louis

Mon 21/12

11:15 a.m.-12:15 a.m.

2 stops13h 00m

C$ 631

CalgarySt. Louis

YYC Calgary - STL Lambert-St Louis

YYCSTL

Calgary

Thu 17/12

1:43 p.m.-12:46 a.m.

1 stop11h 03m

Lambert-St Louis

Mon 21/12

2:15 p.m.-12:15 a.m.

1 stop10h 00m

C$ 631

CalgarySt. Louis

YYC Calgary - STL Lambert-St Louis

YYCSTL

Calgary

Thu 17/12

1:43 p.m.-12:46 a.m.

1 stop11h 03m

Lambert-St Louis

Mon 21/12

2:15 p.m.-12:15 a.m.

1 stop10h 00m

C$ 650

Quickest round-trip

CalgarySt. Louis

YYC Calgary - STL Lambert-St Louis

YYCSTL

Calgary

Fri 12/2

7:00 a.m.-3:26 p.m.

1 stop8h 26m

Lambert-St Louis

Mon 15/2

4:05 p.m.-12:24 a.m.

1 stop8h 19m

C$ 684

CalgarySt. Louis

YYC Calgary - STL Lambert-St Louis

YYCSTL

Calgary

Tue 23/3

12:25 a.m.-10:48 a.m.

1 stop9h 23m

Lambert-St Louis

Mon 29/3

11:51 a.m.-6:55 p.m.

1 stop8h 04m

C$ 768

CalgarySt. Louis

YYC Calgary - STL Lambert-St Louis

YYCSTL

Calgary

Wed 24/3

11:10 a.m.-11:18 p.m.

2 stops11h 08m

Lambert-St Louis

Mon 29/3

6:30 a.m.-5:55 p.m.

2 stops12h 25m

C$ 880

EdmontonSt. Louis

YEG Edmonton - STL Lambert-St Louis

YEGSTL

Edmonton

Thu 19/11

6:00 a.m.-3:26 p.m.

1 stop9h 26m

Lambert-St Louis

Sun 22/11

4:05 p.m.-12:28 a.m.

1 stop8h 23m

C$ 913

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 Alberta to St. Louis

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

Other information

What is the cheapest month to fly to St. Louis?

The month of May is, on average, the cheapest month to fly to St. Louis from Alberta, with most prices found around C$ 448. If you don’t want to visit St. Louis in May, then you should wait until March to fly from Alberta, when ticket prices are also cheap, with an average price of C$ 550.

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

You could potentially save up to 5% on your flight if you consider stops on a Alberta to St. Louis flight.

Cheap Alberta to St. Louis flight deals and tips

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

Best price found	C$ 245
Fastest flight time	8h 50m
Direct flights	None

The best one-way flight to St. Louis from Alberta in the past 72 hours is C$ 245. The best round-trip flight deal from Alberta to St. Louis found on momondo in the last 72 hours is C$ 512.

The fastest flight from Alberta to St. Louis takes 8h 50m

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

Search flight deals

Frequently asked questions about flying from Alberta to St. Louis

When did momondo last update prices for flights from Alberta to Lambert-St Louis Airport?
Prices for flights from Alberta to Lambert-St Louis Airport refresh daily.
How many operators does momondo search for flights from Alberta to Lambert-St Louis Airport?
As of October 2026, there are 3 operators available to choose from for flights from Alberta to Lambert-St Louis Airport.
How old do you have to be to fly from Alberta to Lambert-St Louis Airport?
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 Alberta to Lambert-St Louis Airport.
What documentation or ID do you need to fly to Lambert-St Louis Airport?
The required travel and health documents for your Lambert-St Louis Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Lambert-St Louis Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Alberta to St. Louis

Compare and see reviews for airlines that fly from Alberta to St. Louis with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom C$ 349	Free Cancellation	Rating 7.8 8,693 reviews	Search Delta flights
Air Canada	PriceFrom C$ 548	Free Cancellation	Rating 7.1 11,832 reviews	Search Air Canada flights
WestJet	PriceFrom C$ 572	Free Cancellation	Rating 7.2 3,442 reviews	Search WestJet flights

St. Charles

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

It is quick and easy to find Alberta to St. Louis flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to St. Louis that suits you.

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

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

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

Once you have performed a search for Alberta to St. Louis 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 Alberta to St. Louis right now. Can momondo alert me if prices change?

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

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Cheap flights from Alberta to St. Louis from C$ 245

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Alberta to St. Louis departing on 11/12. 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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Delta flights from Alberta to St. Louis

Our best Delta deals on Alberta to St. Louis flight tickets

WestJet flights from Alberta to St. Louis

Our best WestJet deals on Alberta to St. Louis flight tickets

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

What is the cheapest month to fly to St. Louis?

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

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

Which airlines fly to St. Louis?

How long does it take to fly to St. Louis?

Cheap Alberta to St. Louis flight deals and tips

Best price found

Fastest flight time

Direct flights

Frequently asked questions about flying from Alberta to St. Louis

Best airlines flying from Alberta to St. Louis

Compare and see reviews for airlines that fly from Alberta to St. Louis with momondo

Travelling to a place near St. Louis?

Why use momondo?

An easier way to manage your St. Louis 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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

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