Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Calgary to St. Louis from C$ 269

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Calgary to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
1:25 a.m. - 11:17 a.m.YYC  Calgary-STL Lambert-St Louis
9h 52m1 stop Atlanta Hartsfield-Jackson
Multiple Airlines Logo
4:21 p.m. - 10:15 p.m.STL  Lambert-St Louis-YYC Calgary
29h 54m2 stops Denver Intl Phoenix Sky Harbor Intl
C$ 530Multiple Airlines
Tue, 15 Dec - Wed, 23 Dec
Multiple Airlines Logo
1:25 a.m. - 11:17 a.m.YYC  Calgary-STL Lambert-St Louis
9h 52m1 stop Atlanta Hartsfield-Jackson
Multiple Airlines Logo
6:21 p.m. - 12:05 p.m.STL  Lambert-St Louis-YYC Calgary
17h 44m1 stop Atlanta Hartsfield-Jackson
C$ 586Multiple Airlines
Tue, 15 Dec - Wed, 23 Dec
Multiple Airlines Logo
1:25 a.m. - 11:17 a.m.YYC  Calgary-STL Lambert-St Louis
9h 52m1 stop Atlanta Hartsfield-Jackson
Multiple Airlines Logo
6:21 p.m. - 12:05 p.m.STL  Lambert-St Louis-YYC Calgary
17h 44m1 stop Atlanta Hartsfield-Jackson
C$ 587Multiple Airlines
Tue, 15 Dec - Wed, 23 Dec
Multiple Airlines Logo
1:25 a.m. - 11:17 a.m.YYC  Calgary-STL Lambert-St Louis
9h 52m1 stop Atlanta Hartsfield-Jackson
Multiple Airlines Logo
4:21 p.m. - 10:15 p.m.STL  Lambert-St Louis-YYC Calgary
29h 54m3 stops Denver Intl Los Angeles Phoenix Sky Harbor Intl
C$ 592Multiple Airlines
Tue, 15 Dec - Wed, 23 Dec
Delta Logo
1:43 p.m. - 12:46 a.m.YYC  Calgary-STL Lambert-St Louis
11h 03m1 stop Salt Lake City
Delta Logo
2:15 p.m. - 12:15 a.m.STL  Lambert-St Louis-YYC Calgary
10h 00m1 stop Salt Lake City
C$ 601Delta
Thu, 17 Dec - Mon, 21 Dec
Delta Logo
1:43 p.m. - 12:46 a.m.YYC  Calgary-STL Lambert-St Louis
11h 03m1 stop Salt Lake City
Delta Logo
2:15 p.m. - 12:15 a.m.STL  Lambert-St Louis-YYC Calgary
10h 00m1 stop Salt Lake City
C$ 603Delta
Thu, 17 Dec - Mon, 21 Dec
Delta Logo
7:45 a.m. - 4:45 p.m.YYC  Calgary-STL Lambert-St Louis
8h 00m1 stop Minneapolis St Paul
Delta Logo
2:15 p.m. - 11:13 p.m.STL  Lambert-St Louis-YYC Calgary
9h 58m1 stop Salt Lake City
C$ 622Delta
Wed, 28 Apr - Sun, 2 May
WestJet Logo
7:00 a.m. - 11:18 p.m.YYC  Calgary-STL Lambert-St Louis
15h 18m2 stops Edmonton Minneapolis St Paul
WestJet Logo
6:30 a.m. - 8:40 p.m.STL  Lambert-St Louis-YYC Calgary
15h 10m2 stops Minneapolis St Paul Edmonton
C$ 882WestJet
Wed, 28 Apr - Sun, 2 May
WestJet Logo
1:25 a.m. - 9:09 a.m.YYC  Calgary-STL Lambert-St Louis
7h 44m1 stop Atlanta Hartsfield-Jackson
WestJet Logo
6:29 a.m. - 4:35 p.m.STL  Lambert-St Louis-YYC Calgary
10h 06m2 stops Minneapolis St Paul Winnipeg
C$ 901WestJet
Thu, 11 Feb - Mon, 15 Feb
WestJet Logo
12:05 a.m. - 12:58 p.m.YYC  Calgary-STL Lambert-St Louis
11h 53m2 stops Toronto Pearson Intl Atlanta Hartsfield-Jackson
WestJet Logo
6:30 a.m. - 6:30 p.m.STL  Lambert-St Louis-YYC Calgary
13h 00m2 stops Minneapolis St Paul Vancouver Intl
C$ 906WestJet
Sun, 11 Apr - Fri, 16 Apr

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

WestJet flights from Calgary to St. Louis

Our best WestJet deals on Calgary to St. Louis flight tickets
WestJet
28 Apr
YYC7:00 a.m.Calgary
15h 18m
2 stops
STL11:18 p.m.Lambert-St Louis
2 May
STL6:30 a.m.Lambert-St Louis
15h 10m
2 stops
YYC8:40 p.m.Calgary
C$ 882
WestJet
11 Feb
YYC1:25 a.m.Calgary
7h 44m
1 stop
STL9:09 a.m.Lambert-St Louis
15 Feb
STL6:29 a.m.Lambert-St Louis
10h 06m
2 stops
YYC4:35 p.m.Calgary
C$ 901
WestJet
11 Apr
YYC12:05 a.m.Calgary
11h 53m
2 stops
STL12:58 p.m.Lambert-St Louis
16 Apr
STL6:30 a.m.Lambert-St Louis
13h 00m
2 stops
YYC6:30 p.m.Calgary
C$ 906

Delta flights from Calgary to St. Louis

Our best Delta deals on Calgary to St. Louis flight tickets
Delta
17 Dec
YYC1:43 p.m.Calgary
11h 03m
1 stop
STL12:46 a.m.Lambert-St Louis
21 Dec
STL2:15 p.m.Lambert-St Louis
10h 00m
1 stop
YYC12:15 a.m.Calgary
C$ 601
Delta
17 Dec
YYC1:43 p.m.Calgary
11h 03m
1 stop
STL12:46 a.m.Lambert-St Louis
21 Dec
STL2:15 p.m.Lambert-St Louis
10h 00m
1 stop
YYC12:15 a.m.Calgary
C$ 603
Delta
28 Apr
YYC7:45 a.m.Calgary
8h 00m
1 stop
STL4:45 p.m.Lambert-St Louis
2 May
STL2:15 p.m.Lambert-St Louis
9h 58m
1 stop
YYC11:13 p.m.Calgary
C$ 622

momondo Fare Finder

 
Use the filters below to find and compare flights from Calgary to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CalgarySt. Louis

YYC Calgary - STL Lambert-St Louis

YYCSTL

Calgary

Tue 15/12

1:25 a.m.-11:17 a.m.

1 stop9h 52m

Lambert-St Louis

Wed 23/12

4:21 p.m.-10:15 p.m.

2 stops29h 54m

C$ 530

CalgarySt. Louis

YYC Calgary - STL Lambert-St Louis

YYCSTL

Calgary

Tue 15/12

1:25 a.m.-11:17 a.m.

1 stop9h 52m

Lambert-St Louis

Wed 23/12

6:21 p.m.-12:05 p.m.

1 stop17h 44m

C$ 586

CalgarySt. Louis

YYC Calgary - STL Lambert-St Louis

YYCSTL

Calgary

Tue 15/12

1:25 a.m.-11:17 a.m.

1 stop9h 52m

Lambert-St Louis

Wed 23/12

6:21 p.m.-12:05 p.m.

1 stop17h 44m

C$ 587

CalgarySt. Louis

YYC Calgary - STL Lambert-St Louis

YYCSTL

Calgary

Tue 15/12

1:25 a.m.-11:17 a.m.

1 stop9h 52m

Lambert-St Louis

Wed 23/12

4:21 p.m.-10:15 p.m.

3 stops29h 54m

C$ 592

CalgarySt. Louis

YYC Calgary - STL Lambert-St Louis

YYCSTL

Calgary

Thu 17/12

1:43 p.m.-12:46 a.m.

1 stop11h 03m

Lambert-St Louis

Mon 21/12

2:15 p.m.-12:15 a.m.

1 stop10h 00m

C$ 601

CalgarySt. Louis

YYC Calgary - STL Lambert-St Louis

YYCSTL

Calgary

Thu 17/12

1:43 p.m.-12:46 a.m.

1 stop11h 03m

Lambert-St Louis

Mon 21/12

2:15 p.m.-12:15 a.m.

1 stop10h 00m

C$ 603

CalgarySt. Louis

YYC Calgary - STL Lambert-St Louis

YYCSTL

Calgary

Wed 28/4

7:45 a.m.-4:45 p.m.

1 stop8h 00m

Lambert-St Louis

Sun 2/5

2:15 p.m.-11:13 p.m.

1 stop9h 58m

C$ 622

CalgarySt. Louis

YYC Calgary - STL Lambert-St Louis

YYCSTL

Calgary

Wed 28/4

7:00 a.m.-11:18 p.m.

2 stops15h 18m

Lambert-St Louis

Sun 2/5

6:30 a.m.-8:40 p.m.

2 stops15h 10m

C$ 882
Quickest round-trip

CalgarySt. Louis

YYC Calgary - STL Lambert-St Louis

YYCSTL

Calgary

Thu 11/2

1:25 a.m.-9:09 a.m.

1 stop7h 44m

Lambert-St Louis

Mon 15/2

6:29 a.m.-4:35 p.m.

2 stops10h 06m

C$ 901

CalgarySt. Louis

YYC Calgary - STL Lambert-St Louis

YYCSTL

Calgary

Sun 11/4

12:05 a.m.-12:58 p.m.

2 stops11h 53m

Lambert-St Louis

Fri 16/4

6:30 a.m.-6:30 p.m.

2 stops13h 00m

C$ 906

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 cheapest month to fly to St. Louis?

The month of May is, on average, the cheapest month to fly to St. Louis from Calgary, with most prices found around C$ 448. If you don’t want to visit St. Louis in May, then you should wait until March to fly from Calgary, when ticket prices are also cheap, with an average price of C$ 550.

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

You could potentially save up to 5% 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?

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

C$ 269

Fastest flight time

9h 14m

Direct flights

None
The best one-way flight to St. Louis from Calgary in the past 72 hours is C$ 269. The best round-trip flight deal from Calgary to St. Louis found on momondo in the last 72 hours is C$ 530.
The fastest flight from Calgary to St. Louis takes 9h 14m
There are no direct flights from Calgary to St. Louis. There are no popular flight routes from Calgary to St. Louis.
Search flight deals

Frequently asked questions about flying from Calgary to St. Louis

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

    The straight-line distance from Calgary to Lambert-St Louis is 2315.6 km. In terms of flight time, this usually takes a little over 9h 14m.

  • 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?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify 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 travel and health documents required for your trip to Lambert-St Louis Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Lambert-St Louis Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • 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
DeltaPriceFrom C$ 349Free CancellationRating
7.8
8,698 reviews
Search Delta flights
WestJetPriceFrom C$ 571Free CancellationRating
7.2
3,441 reviews
Search WestJet flights

Travelling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles

Why use momondo?

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

It is quick and easy to find Calgary to St. Louis flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to St. Louis that suits you.

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

Yes. momondo allows you to filter the results for Calgary to St. Louis flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to St. Louis from Calgary.

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

Yes. momondo can track prices for Calgary to St. Louis flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your St. Louis trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 3/12
Thu 10/12
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States