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Cheap flights from Calgary to St. Louis from $167

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Calgary to St. Louis departing on 2/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Calgary to St. Louis

Cheap round-trip flights

These are some of the best round-trip flight deals from Calgary to St. Louis that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Calgary to St. Louis.

Cheap last minute flights

Planning a quick getaway from Calgary to St. Louis? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to St. Louis, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Calgary to St. Louis

Find recent round-trip train or bus tickets from Calgary to St. Louis.

All round-trip flight deals to St. Louis

The cheapest plane tickets to St. Louis found on KAYAK recently.
6:35 am - 4:53 pmYYC-STL
9h 18m1 stop
2:18 pm - 11:08 pmSTL-YYC
9h 50m1 stop
$326Delta
Find Deal
Wed, Feb 26 - Thu, Mar 20
6:15 am - 3:06 pmYYC-STL
7h 51m1 stop
3:50 pm - 11:09 pmSTL-YYC
8h 19m1 stop
$331Air Canada
Find Deal
Thu, Feb 27 - Wed, Mar 19
7:00 am - 4:53 pmYYC-STL
8h 53m2 stops
5:30 pm - 4:16 pmSTL-YYC
23h 46m2 stops
$347WestJet
Find Deal
Thu, Feb 13 - Sun, Feb 23
7:00 am - 10:17 pmYYC-STL
14h 17m2 stops
6:00 am - 7:05 pmSTL-YYC
14h 05m2 stops
$359WestJet
Find Deal
Thu, Feb 27 - Wed, Mar 19
12:05 am - 3:06 pmYYC-STL
14h 01m1 stop
3:50 pm - 11:09 pmSTL-YYC
8h 19m1 stop
$365Air Canada
Find Deal
Wed, Feb 26 - Wed, Mar 19
7:00 am - 4:53 pmYYC-STL
8h 53m2 stops
6:00 am - 7:05 pmSTL-YYC
14h 05m2 stops
$382WestJet
Find Deal
Wed, Feb 26 - Thu, Mar 20
12:20 am - 9:02 pmYYC-STL
19h 42m2 stops
6:00 am - 8:34 pmSTL-YYC
15h 34m1 stop
$385WestJet
Find Deal
Tue, Feb 25 - Thu, Mar 20
7:00 am - 4:53 pmYYC-STL
8h 53m2 stops
6:00 am - 9:43 pmSTL-YYC
16h 43m2 stops
$396WestJet
Find Deal
Thu, Feb 27 - Fri, Mar 21
12:20 am - 9:02 pmYYC-STL
19h 42m2 stops
6:00 am - 9:43 pmSTL-YYC
16h 43m2 stops
$398WestJet
Find Deal
Wed, Feb 26 - Fri, Mar 21
6:35 am - 4:53 pmYYC-STL
9h 18m1 stop
6:00 am - 8:04 amSTL-YYC
27h 04m2 stops
$399WestJet
Find Deal
Thu, Feb 27 - Fri, Mar 21
6:15 am - 3:06 pmYYC-STL
7h 51m1 stop
$167Air Canada
Find Deal
Wed, Feb 19
6:35 am - 9:49 pmYYC-STL
14h 14m2 stops
$173Delta
Find Deal
Wed, Feb 19
12:20 am - 4:49 pmYYC-STL
15h 29m2 stops
$210WestJet
Find Deal
Tue, Feb 18
7:35 pm - 2:08 pmYYC-STL
17h 33m1 stop
Tue, May 13
7:35 pm - 1:52 pmYYC-STL
17h 17m1 stop
Tue, May 20
6:55 pm - 11:56 pmYYC-STL
28h 01m1 stop
$260Alaska Airlines
Find Deal
Mon, May 19
6:55 pm - 11:56 pmYYC-STL
28h 01m1 stop
$270Alaska Airlines
Find Deal
Sat, May 17
7:30 am - 6:01 pmYYC-STL
9h 31m2 stops
$285WestJet
Find Deal
Fri, May 16
6:29 am - 7:30 pmYYC-STL
12h 01m1 stop
$333American Airlines
Find Deal
Wed, Jan 1
6:24 am - 10:21 pmYYC-STL
14h 57m1 stop
$545American Airlines
Find Deal
Thu, Jan 2
7:00 am - 2:49 pmYYC-STL
6h 49m1 stop
5:17 pm - 11:44 amSTL-YYC
19h 27m1 stop
$608WestJet
Find Deal
Mon, Dec 23 - Mon, Dec 23
7:00 am - 2:49 pmYYC-STL
6h 49m1 stop
6:04 pm - 7:08 pmSTL-YYC
26h 04m2 stops
$613WestJet
Find Deal
Mon, Dec 23 - Mon, Dec 23
6:29 am - 4:39 pmYYC-STL
9h 10m1 stop
9:40 am - 9:50 pmSTL-YYC
13h 10m1 stop
$616American Airlines
Find Deal
Mon, Dec 23 - Sun, Dec 29
7:00 am - 11:06 amYYC-STL
27h 06m1 stop
5:17 pm - 4:21 pmSTL-YYC
24h 04m2 stops
$631WestJet
Find Deal
Mon, Dec 23 - Sun, Dec 29
7:00 am - 2:49 pmYYC-STL
6h 49m1 stop
6:04 pm - 7:47 amSTL-YYC
14h 43m2 stops
$635WestJet
Find Deal
Mon, Dec 23 - Mon, Dec 23
4:30 pm - 10:06 pmYYC-STL
28h 36m2 stops
5:17 pm - 4:21 pmSTL-YYC
24h 04m2 stops
$651WestJet
Find Deal
Mon, Dec 23 - Sun, Dec 29
7:40 am - 3:21 pmYYC-STL
30h 41m3 stops
4:27 pm - 3:28 pmSTL-YYC
24h 01m3 stops
$1,428
Find Deal
Mon, Dec 23 - Sun, Dec 29
5:10 pm - 8:23 pmYYC-STL
26h 13m2 stops
4:27 pm - 3:28 pmSTL-YYC
24h 01m3 stops
$3,528
Find Deal
Mon, Dec 23 - Sun, Dec 29

Air Canada flights from Calgary to St. Louis

Our best Air Canada deals on Calgary to St. Louis flight tickets
Air Canada
Feb 27
YYC6:15 amCalgary
7h 51m
1 stop
STL3:06 pmLambert-St Louis
Mar 19
STL3:50 pmLambert-St Louis
8h 19m
1 stop
YYC11:09 pmCalgary
Air Canada
Feb 26
YYC12:05 amCalgary
14h 01m
1 stop
STL3:06 pmLambert-St Louis
Mar 19
STL3:50 pmLambert-St Louis
8h 19m
1 stop
YYC11:09 pmCalgary
Air Canada
Feb 25
YYC12:50 amCalgary
13h 16m
1 stop
STL3:06 pmLambert-St Louis
Mar 20
STL3:50 pmLambert-St Louis
8h 27m
1 stop
YYC11:17 pmCalgary

WestJet flights from Calgary to St. Louis

Our best WestJet deals on Calgary to St. Louis flight tickets
WestJet
Feb 13
YYC7:00 amCalgary
8h 53m
2 stops
STL4:53 pmLambert-St Louis
Feb 23
STL5:30 pmLambert-St Louis
23h 46m
2 stops
YYC4:16 pmCalgary
WestJet
Feb 27
YYC7:00 amCalgary
14h 17m
2 stops
STL10:17 pmLambert-St Louis
Mar 19
STL6:00 amLambert-St Louis
14h 05m
2 stops
YYC7:05 pmCalgary
WestJet
Feb 26
YYC7:00 amCalgary
8h 53m
2 stops
STL4:53 pmLambert-St Louis
Mar 20
STL6:00 amLambert-St Louis
14h 05m
2 stops
YYC7:05 pmCalgary

See travel insights to St. Louis from

How to get the cheapest flight ticket from Calgary to St. Louis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Calgary and St. Louis?

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

In general, March is the cheapest month to fly from Calgary to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $329. The month of May is another great option to travel to St. Louis, with average flight prices from Calgary averaging around $372.

What is the cheapest day to depart on your flight to St. Louis?

The cheapest day to depart on your flight to St. Louis is on a Friday when prices can be found for as low as $296. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $541. These prices are subject to change though, so be sure to set up a Price Alert for flights to St. Louis.

What is the cheapest time of day to depart on your flight to St. Louis?

Flying to St. Louis from Calgary in the morning is the least expensive time of day to depart. momondo users have found prices as low as $431 when looking at flights departing in the morning. In the morning is when there is more demand to fly to St. Louis, so prices are often more expensive at around $431 per ticket.

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

The best time to book a flight to St. Louis from Calgary is 24 days out, which is when prices tend to be around $464. In the past 72 hours, momondo users found flights from Calgary to St. Louis for as low as $229.

Can stopping save me money on Calgary to St. Louis flights?

You could potentially save up to 3% on your flight if you consider stops on a Calgary to St. Louis flight.

How have Calgary to St. Louis flight prices changed over time?

As of December 2024, prices for Calgary to St. Louis flights are approximately 34% cheaper when compared to flights at the same time last year.

When to book flights from Calgary to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from Calgary to St. Louis according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Calgary to St. Louis (YYC to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Calgary to St. Louis

Best Price Found

$167

Fastest flight time

7h 06m

Direct flights

None

Airports in St. Louis

1 airport
The best one-way flight to St. Louis from Calgary in the past 72 hours is $167. The best round-trip flight deal from Calgary to St. Louis found on momondo in the last 72 hours is $326.
The fastest flight from Calgary to St. Louis takes 7h 06m
There are no direct flights from Calgary to St. Louis. Popular non-direct route for this connection is Calgary Airport - Lambert-St Louis Airport.
There is 1 airport near St. Louis: Lambert-St Louis (STL)

  • How far is Calgary to Lambert-St Louis by plane?

    The distance between Calgary and Lambert-St Louis is about 1438.9 mi. By plane, this route typically takes 7h 06m.

  • When did momondo last update prices for flights from Calgary Airport to Lambert-St Louis Airport?

    Prices for flights from Calgary Airport to Lambert-St Louis Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Calgary Airport to Lambert-St Louis Airport?

  • How old do you have to be to fly from Calgary Airport to Lambert-St Louis Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Calgary Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The required travel and health documents for your Lambert-St Louis Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Lambert-St Louis Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Calgary to St. Louis?


Best airlines flying from Calgary to St. Louis

Compare and see reviews for airlines that fly from Calgary to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $295Free CancellationRating
7.0
8,413 reviews
Search Air Canada flights

Why use momondo?

Why should I use momondo to find a flight deal from Calgary to St. Louis?

Finding the right flight to St. Louis from Calgary is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to St. Louis quick and easy, saving you time and money.

Can I find flights from Calgary to St. Louis with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to St. Louis from Calgary with this policy.

How can momondo help me find flights from Calgary to St. Louis?

momondo helps you find the best flight between Calgary and St. Louis by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Calgary to St. Louis right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Calgary to St. Louis flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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