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$ 234 CHEAP FLIGHTS from Alberta to St. Louis

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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, 1 Oct - Fri, 9 Oct

12:20 a.m. - 1:10 p.m.YYC Calgary-STL Lambert-St Louis

11h 50m1 stop Atlanta Hartsfield-Jackson

6:35 p.m. - 11:00 a.m.STL Lambert-St Louis-YYC Calgary

17h 25m1 stop Atlanta Hartsfield-Jackson

C$ 492Multiple Airlines

Mon, 19 Oct - Mon, 26 Oct

7:25 p.m. - 3:24 p.m.YYC Calgary-STL Lambert-St Louis

42h 59m2 stops Phoenix Sky Harbor Intl Denver Intl

6:35 p.m. - 12:05 p.m.STL Lambert-St Louis-YYC Calgary

18h 30m1 stop Atlanta Hartsfield-Jackson

C$ 499Multiple Airlines

Thu, 1 Oct - Fri, 9 Oct

12:20 a.m. - 1:10 p.m.YYC Calgary-STL Lambert-St Louis

11h 50m1 stop Atlanta Hartsfield-Jackson

6:35 p.m. - 3:15 p.m.STL Lambert-St Louis-YYC Calgary

21h 40m2 stops Atlanta Hartsfield-Jackson Vancouver Intl

C$ 524Multiple Airlines

Tue, 20 Oct - Wed, 21 Oct

6:35 a.m. - 1:32 p.m.YYC Calgary-STL Lambert-St Louis

5h 57m1 stop Salt Lake City

2:22 p.m. - 11:10 p.m.STL Lambert-St Louis-YYC Calgary

9h 48m1 stop Salt Lake City

C$ 540Delta

Sat, 26 Sep - Tue, 29 Sep

6:35 a.m. - 4:47 p.m.YYC Calgary-STL Lambert-St Louis

9h 12m1 stop Minneapolis St Paul

11:21 a.m. - 8:42 p.m.STL Lambert-St Louis-YYC Calgary

10h 21m1 stop Minneapolis St Paul

C$ 551Delta

Fri, 30 Oct - Sun, 1 Nov

12:33 p.m. - 12:44 a.m.YYC Calgary-STL Lambert-St Louis

11h 11m1 stop Salt Lake City

5:00 p.m. - 1:10 a.m.STL Lambert-St Louis-YYC Calgary

8h 10m1 stop Salt Lake City

C$ 597Delta

Thu, 8 Oct - Tue, 13 Oct

12:20 a.m. - 9:09 a.m.YYC Calgary-STL Lambert-St Louis

7h 49m1 stop Atlanta Hartsfield-Jackson

3:35 p.m. - 12:44 a.m.STL Lambert-St Louis-YYC Calgary

10h 09m2 stops Minneapolis St Paul Vancouver Intl

C$ 663WestJet

Sat, 10 Oct - Sat, 17 Oct

9:00 p.m. - 9:09 a.m.YYC Calgary-STL Lambert-St Louis

11h 09m2 stops Vancouver Intl Atlanta Hartsfield-Jackson

10:35 a.m. - 8:05 p.m.STL Lambert-St Louis-YYC Calgary

10h 30m1 stop Detroit Metropolitan Wayne County

C$ 666WestJet

Thu, 17 Dec - Tue, 5 Jan

6:00 a.m. - 2:26 p.m.YEG Edmonton-STL Lambert-St Louis

8h 26m1 stop Toronto Pearson Intl

4:05 p.m. - 1:28 a.m.STL Lambert-St Louis-YEG Edmonton

9h 23m1 stop Toronto Pearson Intl

C$ 789Air Canada

Wed, 14 Oct - Fri, 16 Oct

11:50 a.m. - 11:44 p.m.YEG Edmonton-STL Lambert-St Louis

10h 54m2 stops Vancouver Intl Denver Intl

6:00 a.m. - 1:24 p.m.STL Lambert-St Louis-YEG Edmonton

8h 24m2 stops Chicago O'Hare Intl Calgary

C$ 923Air Canada

Recent last minute flight deals from Alberta to St. Louis

Fri, 11 Sep - Fri, 9 Oct

12:20 a.m. - 9:35 a.m.YYC Calgary-STL Lambert-St Louis

32h 15m2 stops Atlanta Hartsfield-Jackson Dallas/Fort Worth

6:35 p.m. - 11:00 a.m.STL Lambert-St Louis-YYC Calgary

17h 25m1 stop Atlanta Hartsfield-Jackson

C$ 686Multiple Airlines

Sat, 12 Sep - Fri, 9 Oct

2:15 p.m. - 11:16 p.m.YYC Calgary-STL Lambert-St Louis

8h 01m1 stop Minneapolis St Paul

2:22 p.m. - 11:10 p.m.STL Lambert-St Louis-YYC Calgary

9h 48m1 stop Salt Lake City

C$ 720Delta

Sat, 12 Sep - Fri, 18 Sep

6:35 a.m. - 4:47 p.m.YYC Calgary-STL Lambert-St Louis

9h 12m1 stop Minneapolis St Paul

2:25 p.m. - 11:06 p.m.STL Lambert-St Louis-YYC Calgary

9h 41m1 stop Salt Lake City

C$ 742Delta

Sat, 12 Sep - Sat, 17 Oct

6:45 a.m. - 4:40 p.m.YYC Calgary-STL Lambert-St Louis

8h 55m1 stop Dallas/Fort Worth

5:00 a.m. - 12:51 p.m.STL Lambert-St Louis-YYC Calgary

8h 51m1 stop Chicago O'Hare Intl

C$ 755American Airlines

Sat, 12 Sep - Sun, 18 Oct

6:45 a.m. - 2:44 p.m.YYC Calgary-STL Lambert-St Louis

6h 59m1 stop Dallas/Fort Worth

5:00 a.m. - 12:51 p.m.STL Lambert-St Louis-YYC Calgary

8h 51m1 stop Chicago O'Hare Intl

C$ 755American Airlines

Sat, 12 Sep - Fri, 9 Oct

7:45 p.m. - 11:17 a.m.YYC Calgary-STL Lambert-St Louis

14h 32m1 stop Las Vegas Harry Reid Intl

6:35 p.m. - 5:10 p.m.STL Lambert-St Louis-YYC Calgary

23h 35m1 stop Atlanta Hartsfield-Jackson

C$ 763Multiple Airlines

Sat, 12 Sep - Sun, 18 Oct

7:00 a.m. - 4:47 p.m.YYC Calgary-STL Lambert-St Louis

8h 47m2 stops Edmonton Minneapolis St Paul

6:47 a.m. - 8:15 p.m.STL Lambert-St Louis-YYC Calgary

14h 28m1 stop Detroit Metropolitan Wayne County

C$ 806WestJet

Sat, 12 Sep - Sat, 17 Oct

7:00 a.m. - 4:47 p.m.YYC Calgary-STL Lambert-St Louis

8h 47m2 stops Edmonton Minneapolis St Paul

10:35 a.m. - 10:20 p.m.STL Lambert-St Louis-YYC Calgary

12h 45m2 stops Detroit Metropolitan Wayne County Toronto Pearson Intl

C$ 813WestJet

Fri, 11 Sep - Fri, 18 Sep

12:20 a.m. - 9:34 a.m.YYC Calgary-STL Lambert-St Louis

8h 14m1 stop Atlanta Hartsfield-Jackson

6:15 a.m. - 4:10 p.m.STL Lambert-St Louis-YYC Calgary

10h 55m2 stops Minneapolis St Paul Vancouver Intl

C$ 813WestJet

Sat, 12 Sep - Sun, 18 Oct

9:15 a.m. - 11:16 p.m.YYC Calgary-STL Lambert-St Louis

13h 01m2 stops Winnipeg Minneapolis St Paul

6:47 a.m. - 6:10 p.m.STL Lambert-St Louis-YYC Calgary

12h 23m2 stops Detroit Metropolitan Wayne County Toronto Pearson Intl

C$ 813WestJet

Useful Info

Low season	April
High season	May
Cheapest flight	C$ 234

Best time to beat the crowds but there is an average 25% increase in price.

Most popular time to fly and prices are also 9% 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.