How does KAYAK find such low prices on flights from Alberta to St. Louis?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Alberta to St. Louis. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Alberta to St. Louis?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to St. Louis from Alberta is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Alberta to St. Louis?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to St. Louis with an airline and back to Alberta with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Alberta to St. Louis?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to St. Louis from Alberta up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$244 CHEAP FLIGHTS from Alberta to St. Louis

KAYAK searches hundreds of travel sites at once for deals on flights to St. Louis

...and more

Travelers love KAYAK

41,299,237 searches in the past 7 days on KAYAK

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Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Cheapest round-trip

$348

Typical prices: $422-$540

American Airlines

Mon 5/18Thu 5/28

YYC - STL • 1 stop

Cheapest one-way

$244

Typical prices: $207-$208

Air Canada

Fri 3/13

YYC - STL • 1 stop

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to St. Louis!

Flight Deals

Cheap Flights from Alberta to St. Louis

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Alberta to St. Louis

Mon, May 18 - Thu, May 28

1:35 pm - 11:19 am

YYC

STL

20h 44m

1 stop

7:15 am - 11:42 pm

STL

YYC

17h 27m

1 stop

$348American Airlines

Fri, Feb 27 - Wed, Mar 4

7:35 pm - 5:46 pm

YYC

STL

21h 11m

1 stop

5:18 pm - 3:09 pm

STL

YYC

22h 51m

2 stops

$350Multiple Airlines

Thu, Feb 26 - Wed, Mar 4

3:35 pm - 8:07 pm

YYC

STL

27h 32m

1 stop

5:18 pm - 3:09 pm

STL

YYC

22h 51m

2 stops

$375Multiple Airlines

Wed, Feb 25 - Wed, Mar 4

7:35 pm - 9:26 pm

YYC

STL

24h 51m

1 stop

5:18 pm - 3:09 pm

STL

YYC

22h 51m

2 stops

$378Multiple Airlines

Thu, Mar 12 - Thu, Mar 19

6:30 am - 2:24 pm

YYC

STL

6h 54m

1 stop

2:22 pm - 11:02 pm

STL

YYC

9h 40m

1 stop

$427Delta

Mon, Mar 16 - Tue, Mar 24

11:37 am - 1:51 pm

YEG

STL

25h 14m

1 stop

7:00 am - 11:17 am

STL

YEG

29h 17m

1 stop

$466Alaska Airlines

Tue, Mar 31 - Thu, Apr 9

12:07 pm - 11:59 pm

YEG

STL

10h 52m

1 stop

7:00 am - 11:17 am

STL

YEG

29h 17m

1 stop

$492Alaska Airlines

Mon, Mar 16 - Tue, Mar 24

3:17 pm - 9:07 pm

YEG

STL

28h 50m

2 stops

6:25 am - 2:08 pm

STL

YEG

8h 43m

2 stops

$499Air Canada

Fri, May 15 - Sun, May 31

8:00 am - 8:31 pm

YEG

STL

11h 31m

2 stops

6:30 am - 4:55 pm

STL

YEG

11h 25m

1 stop

$534WestJet

Tue, Mar 31 - Thu, Apr 9

6:30 am - 8:43 pm

YEG

STL

13h 13m

2 stops

6:29 am - 2:08 pm

STL

YEG

8h 39m

2 stops

$538WestJet

Useful Info

Low season	October
High season	March
Cheapest flight	$244

Best time to beat the crowds with an average 4% drop in price.

Most popular time to fly and prices are also 2% lower on average.

Flight from Calgary to St. Louis

How does KAYAK find such low prices on flights from Alberta to St. Louis?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Alberta to St. Louis.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Alberta to St. Louis?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to St. Louis from Alberta is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Alberta to St. Louis?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to St. Louis with an airline and back to Alberta with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Alberta to St. Louis?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to St. Louis from Alberta up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

O'Fallon

Wentzville

Farmington

Eureka

Litchfield

Grafton

Shrewsbury

Glencoe

Everything you need to know for your flight to St. Louis

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in St. Louis

St. Louis (STL)

$244 Find Cheap Flights from Alberta to St. Louis

KAYAK searches hundreds of travel sites at once for deals on flights to St. Louis

Everything you should know

Cheap Flights from Alberta to St. Louis

Recent round-trip flight deals from Alberta to St. Louis

Recent one-way flight deals from Alberta to St. Louis

Recent last minute flight deals from Alberta to St. Louis

Good to know

FAQs for booking flights from Alberta to St. Louis

How does KAYAK find such low prices on flights from Alberta to St. Louis?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Alberta to St. Louis.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Alberta to St. Louis?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to St. Louis from Alberta is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Alberta to St. Louis?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to St. Louis with an airline and back to Alberta with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Alberta to St. Louis?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to St. Louis from Alberta up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near St. Louis?

Everything you need to know for your flight to St. Louis

Information on the airport you'll fly into in St. Louis

Cabin class types available on flights to Alberta

Complete your trip to St. Louis with a hotel stay or car rental

Find direct flights for St. Louis

Flights to other popular destinations

Flights from domestic origins to St. Louis

Choose which airport to fly into in St. Louis

Find deals for your return flight