STL - YYC

C$ 213 Find Cheap Flights from St. Louis to Calgary

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from St. Louis to Calgary departing on 2/6. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to Calgary

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from St. Louis to Calgary, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from St. Louis to Calgary, as well as popular online travel agencies
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Everything you should know

Cheapest round-trip
C$ 432
Typical prices: C$ 540-C$ 1,005
Multiple Airlines
Sat 2/5Wed 6/5
STL - YYC • 1 stop
Cheapest one-way flights
C$ 213
Typical prices: C$ 372-C$ 523
American Airlines
Tue 2/6
STL - YYC • 1 stop
Direct flights
Not available
There are currently no direct flights between St. Louis and Calgary. You’ll need at least 1 connection.
Insights
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Insights
Top layover airports
Chicago (ORD)
Cheapest • Avg C$ 505 (round-trip)
Denver (DEN)
Shortest trip • 6h 36m (one-way)
Insights
Insights
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Insights
When to book
2 weeks
in advance
Our data shows that travellers who book at least 2 weeks in advance save around 18% compared to booking last minute.
Insights
Insights
Insights
Insights
When to travel
November
Cheapest • 43% price drop
July
Most popular
Good to know
Good to know
+1
+1
Good to know
Good to know
+1
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KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you love your trip to Calgary!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from St. Louis to Calgary (STL-YYC)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from St. Louis to Calgary that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

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

Sat, 2 May - Wed, 6 May
Multiple Airlines Logo
8:23 p.m. - 11:00 a.m.
STL
-
YYC
15h 37m
1 stop
Multiple Airlines Logo
9:00 p.m. - 4:54 p.m.
YYC
-
STL
18h 54m
2 stops
C$ 432Multiple Airlines
Mon, 11 May - Mon, 18 May
American Airlines Logo
8:03 p.m. - 12:59 p.m.
STL
-
YYC
17h 56m
1 stop
American Airlines Logo
1:40 p.m. - 11:47 a.m.
YYC
-
STL
21h 07m
1 stop
C$ 500American Airlines
Thu, 23 Apr - Mon, 27 Apr
American Airlines Logo
8:03 p.m. - 12:59 p.m.
STL
-
YYC
17h 56m
1 stop
American Airlines Logo
1:40 p.m. - 11:47 a.m.
YYC
-
STL
21h 07m
1 stop
C$ 504American Airlines
Tue, 21 Apr - Tue, 28 Apr
Multiple Airlines Logo
4:59 p.m. - 12:02 p.m.
STL
-
YYC
44h 03m
2 stops
Multiple Airlines Logo
7:00 a.m. - 6:50 a.m.
YYC
-
STL
22h 50m
1 stop
C$ 506Multiple Airlines
Tue, 21 Apr - Tue, 28 Apr
Multiple Airlines Logo
3:50 p.m. - 5:50 p.m.
STL
-
YYC
27h 00m
1 stop
Multiple Airlines Logo
7:00 a.m. - 6:50 a.m.
YYC
-
STL
22h 50m
1 stop
C$ 517Multiple Airlines
Mon, 11 May - Mon, 18 May
Multiple Airlines Logo
9:55 p.m. - 9:40 a.m.
STL
-
YYC
36h 45m
2 stops
Multiple Airlines Logo
8:45 a.m. - 7:12 p.m.
YYC
-
STL
9h 27m
1 stop
C$ 524Multiple Airlines
Tue, 21 Apr - Tue, 28 Apr
Multiple Airlines Logo
4:59 p.m. - 12:02 p.m.
STL
-
YYC
44h 03m
2 stops
Multiple Airlines Logo
7:00 a.m. - 6:50 a.m.
YYC
-
STL
22h 50m
1 stop
C$ 525Multiple Airlines
Tue, 21 Apr - Tue, 28 Apr
American Airlines Logo
4:30 p.m. - 12:59 p.m.
STL
-
YYC
21h 29m
1 stop
American Airlines Logo
1:40 p.m. - 11:46 p.m.
YYC
-
STL
9h 06m
1 stop
C$ 530American Airlines
Mon, 20 Apr - Mon, 27 Apr
American Airlines Logo
5:21 p.m. - 12:59 p.m.
STL
-
YYC
20h 38m
1 stop
American Airlines Logo
1:40 p.m. - 11:47 a.m.
YYC
-
STL
21h 07m
1 stop
C$ 534American Airlines
Mon, 6 Apr - Mon, 13 Apr
American Airlines Logo
6:33 p.m. - 12:59 p.m.
STL
-
YYC
19h 26m
1 stop
American Airlines Logo
1:40 p.m. - 11:47 a.m.
YYC
-
STL
21h 07m
1 stop
C$ 535American Airlines
Booking Insights

KAYAK's insights & trends for St. Louis to Calgary flights

Get data-powered insights and trends into flights from St. Louis to Calgary to help you find the cheapest flights, the best time to fly and much more.

How much is a round-trip flight from St. Louis to Calgary?

This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from St. Louis to Calgary departing in May.

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

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from St. Louis to Calgary, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from St. Louis to Calgary is November, where tickets cost C$ 449 (return) on average. On the other hand, the most expensive months are March and December, where the average cost of round-trip tickets is C$ 876 and C$ 869 respectively.

How far in advance should I book a flight from St. Louis to Calgary?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from St. Louis to Calgary, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from St. Louis to Calgary, you should book around 2 weeks before departure, which saves you about 18% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 18 weeks before departure.

Find deals

Good to know

Low seasonMarch
Cheapest flightC$ 213
Best time to beat the crowds but there is an average 11% increase in price.
Most popular time to fly (8% more expensive on average)
Flight from St. Louis to Calgary

When to book flights from St. Louis to Calgary

Are your dates flexible? Find out the best times to travel from St. Louis to Calgary based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from St. Louis to Calgary

  • What is the cheapest flight from St. Louis to Calgary?

    In the last 3 days, the lowest price for a flight from St. Louis to Calgary was C$ 213 for a one-way ticket and C$ 500 for a round-trip.

  • Which aircraft models fly most regularly from St. Louis to Calgary?

    We unfortunately don’t have that data for this specific route.

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

    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 St. Louis to Calgary.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Calgary from St. Louis 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 St. Louis to Calgary?

    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 Calgary with an airline and back to St. Louis with another airline.

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

    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 Calgary from St. Louis up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

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

Information on your arrival and departure airports

St. Louis (STL)
Calgary (YYC)