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.

C$ 244 CHEAP FLIGHTS from Alberta to St. Louis

Save 25% 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, 17 Dec - Mon, 21 Dec

7:00 a.m. - 2:20 p.m.YYC Calgary-STL Lambert-St Louis

7h 20m1 stop Dallas/Fort Worth

2:50 p.m. - 10:47 p.m.STL Lambert-St Louis-YYC Calgary

7h 57m1 stop Dallas/Fort Worth

C$ 606American Airlines

Wed, 28 Apr - Sun, 2 May

7:45 a.m. - 4:45 p.m.YYC Calgary-STL Lambert-St Louis

8h 00m1 stop Minneapolis St Paul

2:15 p.m. - 11:13 p.m.STL Lambert-St Louis-YYC Calgary

9h 58m1 stop Salt Lake City

C$ 621Delta

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$ 630Delta

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

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

13h 00m2 stops Minneapolis St Paul Salt Lake City

C$ 630Delta

Thu, 10 Dec - Thu, 17 Dec

9:50 a.m. - 10:57 a.m.YYC Calgary-STL Lambert-St Louis

25h 07m2 stops Phoenix Sky Harbor Intl Denver Intl

4:46 p.m. - 10:15 p.m.STL Lambert-St Louis-YYC Calgary

29h 29m2 stops Orlando Phoenix Sky Harbor Intl

C$ 641Multiple Airlines

Thu, 10 Dec - Thu, 17 Dec

6:55 a.m. - 10:57 a.m.YYC Calgary-STL Lambert-St Louis

28h 02m3 stops Vancouver Intl Phoenix Sky Harbor Intl Denver Intl

4:46 p.m. - 10:15 p.m.STL Lambert-St Louis-YYC Calgary

29h 29m2 stops Orlando Phoenix Sky Harbor Intl

C$ 647Multiple Airlines

Fri, 12 Feb - Mon, 15 Feb

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$ 683Air Canada

Tue, 23 Mar - Mon, 29 Mar

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$ 767WestJet

Wed, 24 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$ 878WestJet

Thu, 19 Nov - Sun, 22 Nov

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$ 912Air Canada

Recent last minute flight deals from Alberta to St. Louis

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$ 912Multiple Airlines

Tue, 3 Nov - Sat, 21 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$ 913Multiple 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$ 916Multiple Airlines

Mon, 2 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$ 916Multiple 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$ 930Multiple Airlines

Sat, 31 Oct - 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

Sun, 1 Nov - Wed, 25 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$ 934Multiple Airlines

Tue, 3 Nov - Thu, 26 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$ 941Multiple Airlines

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

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

C$ 998Air Canada

Tue, 3 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$ 998Air Canada

Useful Info

Low season	April
High season	October
Cheapest flight	C$ 244

Best time to beat the crowds but there is an average 21% increase in price.

Most popular time to fly (14% more expensive 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.