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.

$233 CHEAP FLIGHTS from Alberta to St. Louis

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

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

Thu, Oct 1 - Mon, Oct 5

12:20 am - 1:10 pmYYC Calgary-STL Lambert-St Louis

11h 50m1 stop Atlanta Hartsfield-Jackson

2:29 pm - 9:50 pmSTL Lambert-St Louis-YYC Calgary

8h 21m1 stop Atlanta Hartsfield-Jackson

$334Multiple Airlines

Thu, Oct 1 - Mon, Oct 5

12:20 am - 1:10 pmYYC Calgary-STL Lambert-St Louis

11h 50m1 stop Atlanta Hartsfield-Jackson

2:29 pm - 5:00 pmSTL Lambert-St Louis-YYC Calgary

27h 31m2 stops Atlanta Hartsfield-Jackson Vancouver Intl

$355Multiple Airlines

Wed, Sep 30 - Sun, Oct 4

6:35 am - 4:47 pmYYC Calgary-STL Lambert-St Louis

9h 12m1 stop Minneapolis St Paul

2:25 pm - 11:06 pmSTL Lambert-St Louis-YYC Calgary

9h 41m1 stop Salt Lake City

$409Delta

Thu, Oct 29 - Thu, Nov 5

7:45 am - 4:43 pmYYC Calgary-STL Lambert-St Louis

7h 58m1 stop Minneapolis St Paul

5:00 pm - 1:10 amSTL Lambert-St Louis-YYC Calgary

8h 10m1 stop Salt Lake City

$409Delta

Tue, Oct 20 - Wed, Oct 21

1:27 pm - 8:36 pmYYC Calgary-STL Lambert-St Louis

6h 09m1 stop Denver Intl

6:00 am - 11:28 amSTL Lambert-St Louis-YYC Calgary

6h 28m1 stop Chicago O'Hare Intl

$409United Airlines

Sun, Nov 1 - Mon, Nov 9

3:06 pm - 8:01 pmYYC Calgary-STL Lambert-St Louis

4h 55m1 stop Denver Intl

4:39 pm - 11:53 pmSTL Lambert-St Louis-YYC Calgary

7h 14m1 stop Denver Intl

$409United Airlines

Sun, Nov 1 - Mon, Nov 9

8:00 pm - 10:19 amYYC Calgary-STL Lambert-St Louis

14h 19m2 stops Phoenix Sky Harbor Intl Dallas/Fort Worth

6:44 pm - 7:55 pmSTL Lambert-St Louis-YYC Calgary

25h 11m1 stop Atlanta Hartsfield-Jackson

$409Multiple Airlines

Tue, Oct 20 - Wed, Oct 21

6:00 am - 8:36 pmYYC Calgary-STL Lambert-St Louis

13h 36m1 stop Denver Intl

6:00 am - 11:28 amSTL Lambert-St Louis-YYC Calgary

6h 28m1 stop Chicago O'Hare Intl

$410United Airlines

Mon, Nov 30 - Thu, Dec 31

12:05 am - 12:28 pmYYC Calgary-STL Lambert-St Louis

12h 23m2 stops Toronto Pearson Intl Atlanta Hartsfield-Jackson

6:30 am - 8:30 pmSTL Lambert-St Louis-YYC Calgary

14h 00m2 stops Minneapolis St Paul Vancouver Intl

$510WestJet

Tue, Dec 1 - Thu, Dec 31

9:15 am - 11:05 pmYYC Calgary-STL Lambert-St Louis

13h 50m2 stops Toronto Pearson Intl Atlanta Hartsfield-Jackson

6:30 am - 8:30 pmSTL Lambert-St Louis-YYC Calgary

14h 00m2 stops Minneapolis St Paul Vancouver Intl

$511WestJet

Useful Info

Low season	January
High season	July
Cheapest flight	$233

Best time to beat the crowds but there is an average 11% increase 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.