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Cheap flights from St. Louis (STL) to Calgary (YYC) from $124

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/20. 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.
STL — YYC
Jun 7 — Jun 141
From?
To?
Fri 6/7
Fri 6/14
1 adult, Economy
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The best prices from Lambert-St Louis to Calgary are usually found in March or February, booked 90 days in advance, depart on a Monday or Tuesday and return on a Saturday

Cheap flight deals from St. Louis to Calgary

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Calgary (YYC). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 2, 2024.

Popular in

July

Cheapest in

March

Round-trip from

$309

One-way from

$274
High demand for flights, 12% potential price rise
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Best time to find cheap flights, 17% potential price drop
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From Lambert-St Louis to Calgary
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One-way flight from Lambert-St Louis to Calgary
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What is the cheapest day to fly round-trip from St. Louis to Calgary?

Flying to your destination on a Saturday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Calgary. Check prices with Cheapflights to find a great deal for your trip.

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

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 36 days in advance, which can save you up to 134% on flights from St. Louis to Calgary compared to booking the week you need them. Waiting 36 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $596. For sooner than that we have options available in the next 3 days from $849.

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

Due to multiple factors, expect to potentially pay more when booking in July. For low rates, March can be a great choice for travel to Calgary. Flights to Calgary from St. Louis in March are about $589 on average during March, but can be found for as low as $180.

What is the cheapest time of day to fly from STL to YYC?

When flying from St. Louis to Calgary, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 10% versus a flight in the morning.

Cheap United Airlines flights from St. Louis to Calgary

Explore cheap flight options specifically provided by United Airlines for the route between St. Louis and Calgary. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,810,401 searches. Data last updated June 2, 2024.
Check out some of the cheapest United Airlines flights we've come across from St. Louis to Calgary. Make sure to double check the flight details before booking.
Wed 10/2311:09 amSTL - YYC
1 stop25h 29mUnited Airlines
Mon 10/2812:41 pmYYC - STL
1 stop26h 02mUnited Airlines
Deal found 5/31$468
Wed 10/2311:09 amSTL - YYC
1 stop25h 29mUnited Airlines
Mon 10/282:09 pmYYC - STL
2 stops24h 34mUnited Airlines
Deal found 5/31$478
Sat 7/135:30 pmSTL - YYC
1 stop6h 12mUnited Airlines
Fri 7/197:15 pmYYC - STL
2 stops18h 21mUnited Airlines
Deal found 5/31$501
Wed 7/171:45 pmSTL - YYC
1 stop8h 58mUnited Airlines
Mon 7/227:15 pmYYC - STL
1 stop25h 56mUnited Airlines
Deal found 5/31$518
Wed 10/235:34 pmSTL - YYC
2 stops21h 16mUnited Airlines
Mon 10/282:09 pmYYC - STL
2 stops24h 34mUnited Airlines
Deal found 5/31$523
Sun 7/148:55 amSTL - YYC
1 stop10h 18mUnited Airlines
Tue 7/236:25 amYYC - STL
1 stop14h 46mUnited Airlines
Deal found 6/1$547
Sat 6/224:45 pmSTL - YYC
1 stop5h 58mUnited Airlines
Sat 6/296:25 amYYC - STL
1 stop5h 24mUnited Airlines
Deal found 5/31$597

Cheap Air Canada flights from St. Louis to Calgary

Explore cheap flight options specifically provided by Air Canada for the route between St. Louis and Calgary. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,810,401 searches. Data last updated June 2, 2024.
Take a gander at the lowest prices we've found on Air Canada flights from St. Louis to Calgary. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.
Sat 9/219:05 amSTL - YYC
1 stop13h 38mAir Canada
Sat 9/286:25 amYYC - STL
1 stop13h 28mAir Canada
Deal found 6/1$386
Mon 9/95:20 pmSTL - YYC
1 stop6h 24mAir Canada
Fri 9/2012:30 pmYYC - STL
1 stop7h 35mAir Canada
Deal found 5/31$483
Fri 8/231:39 pmSTL - YYC
1 stop9h 04mAir Canada
Fri 8/306:00 amYYC - STL
1 stop8h 21mAir Canada
Deal found 6/1$489
Sat 7/133:43 pmSTL - YYC
1 stop7h 59mAir Canada
Fri 7/198:30 amYYC - STL
1 stop6h 10mAir Canada
Deal found 5/31$493
Sat 7/135:30 pmSTL - YYC
1 stop6h 12mAir Canada
Thu 7/181:00 amYYC - STL
1 stop13h 21mAir Canada
Deal found 5/31$512
Sun 10/66:30 amSTL - YYC
1 stop6h 07mAir Canada
Fri 10/1112:10 amYYC - STL
1 stop14h 10mAir Canada
Deal found 5/31$536
Tue 10/1510:10 amSTL - YYC
1 stop9h 19mAir Canada
Fri 10/1812:10 amYYC - STL
1 stop14h 10mAir Canada
Deal found 5/31$537
Thu 6/131:42 pmSTL - YYC
1 stop9h 01mAir Canada
Sat 6/156:00 amYYC - STL
1 stop8h 21mAir Canada
Deal found 6/1$568
Thu 6/134:45 pmSTL - YYC
1 stop5h 58mAir Canada
Fri 6/141:00 amYYC - STL
1 stop13h 21mAir Canada
Deal found 6/1$591

Cheap St. Louis to Calgary flights in June & July 2024

Find cheap flight options from St. Louis to Calgary specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,810,401 searches. Prices were last updated on June 2, 2024.
Listed are some of the best fares we've found on flights departing from St. Louis to Calgary in 2024. Check back soon for alternative fares.
Tue 6/117:29 pmSTL - YYC
1 stop20h 10mMultiple Airlines
Tue 6/187:30 pmYYC - STL
1 stop14h 12mMultiple Airlines
Deal found 5/30$279
Tue 6/1111:57 amSTL - YYC
2 stops25h 01mMultiple Airlines
Tue 6/187:30 pmYYC - STL
1 stop16h 35mMultiple Airlines
Deal found 5/30$331
Tue 6/1111:57 amSTL - YYC
3 stops27h 42mMultiple Airlines
Tue 6/187:30 pmYYC - STL
1 stop16h 35mMultiple Airlines
Deal found 5/30$351
Tue 6/1111:57 amSTL - YYC
2 stops25h 01mMultiple Airlines
Tue 6/1810:20 amYYC - STL
3 stops25h 45mMultiple Airlines
Deal found 5/30$360
Tue 6/117:29 pmSTL - YYC
1 stop20h 10mMultiple Airlines
Mon 6/1712:30 amYYC - STL
2 stops13h 20mMultiple Airlines
Deal found 5/30$369
Tue 6/1111:57 amSTL - YYC
3 stops27h 42mMultiple Airlines
Tue 6/1810:20 amYYC - STL
3 stops25h 45mMultiple Airlines
Deal found 5/30$380
Tue 6/1111:57 amSTL - YYC
2 stops25h 01mMultiple Airlines
Mon 6/1712:30 amYYC - STL
2 stops13h 20mMultiple Airlines
Deal found 5/30$388
Tue 6/1111:57 amSTL - YYC
3 stops25h 01mMultiple Airlines
Mon 6/1712:30 amYYC - STL
2 stops13h 20mMultiple Airlines
Deal found 5/30$408
Sat 6/154:10 pmSTL - YYC
2 stops28h 49mMultiple Airlines
Sat 6/229:30 amYYC - STL
2 stops30h 55mMultiple Airlines
Deal found 6/1$440

St. Louis to Calgary 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and Calgary in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,810,401 searches. Data last updated June 2, 2024.
Listed are some of the best fares we've found on flights departing from St. Louis to Calgary in 2024. Check back soon for alternative fares.
Tue 6/117:29 pmSTL - YYC
1 stop20h 10mMultiple Airlines
Tue 6/187:30 pmYYC - STL
1 stop14h 12mMultiple Airlines
Deal found 5/30$279
Tue 6/1111:57 amSTL - YYC
2 stops25h 01mMultiple Airlines
Tue 6/187:30 pmYYC - STL
1 stop16h 35mMultiple Airlines
Deal found 5/30$331
Tue 6/1111:57 amSTL - YYC
3 stops27h 42mMultiple Airlines
Tue 6/187:30 pmYYC - STL
1 stop16h 35mMultiple Airlines
Deal found 5/30$351
Tue 6/1111:57 amSTL - YYC
2 stops25h 01mMultiple Airlines
Tue 6/1810:20 amYYC - STL
3 stops25h 45mMultiple Airlines
Deal found 5/30$360
Tue 6/117:29 pmSTL - YYC
1 stop20h 10mMultiple Airlines
Mon 6/1712:30 amYYC - STL
2 stops13h 20mMultiple Airlines
Deal found 5/30$369
Tue 6/1111:57 amSTL - YYC
3 stops27h 42mMultiple Airlines
Tue 6/1810:20 amYYC - STL
3 stops25h 45mMultiple Airlines
Deal found 5/30$380
Sat 9/219:05 amSTL - YYC
1 stop13h 38mAir Canada
Sat 9/286:25 amYYC - STL
1 stop13h 28mAir Canada
Deal found 6/1$386
Sat 9/144:05 pmSTL - YYC
1 stop7h 39mMultiple Airlines
Sat 9/216:25 amYYC - STL
1 stop14h 03mMultiple Airlines
Deal found 5/31$387
Tue 6/1111:57 amSTL - YYC
2 stops25h 01mMultiple Airlines
Mon 6/1712:30 amYYC - STL
2 stops13h 20mMultiple Airlines
Deal found 5/30$388

St. Louis to Calgary flights leaving soon

Find last-minute flight options from St. Louis to Calgary for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,810,401 searches. Data last updated June 2, 2024.
Have a look at some of the flights available from St. Louis to Calgary departing last-minute. Tip: verify your flight details before completing your reservation.
Tue 6/117:29 pmSTL - YYC
1 stop20h 10mMultiple Airlines
Tue 6/187:30 pmYYC - STL
1 stop14h 12mMultiple Airlines
Deal found 5/30$279
Tue 6/1111:57 amSTL - YYC
2 stops25h 01mMultiple Airlines
Tue 6/187:30 pmYYC - STL
1 stop16h 35mMultiple Airlines
Deal found 5/30$331
Tue 6/1111:57 amSTL - YYC
3 stops27h 42mMultiple Airlines
Tue 6/187:30 pmYYC - STL
1 stop16h 35mMultiple Airlines
Deal found 5/30$351
Tue 6/1111:57 amSTL - YYC
2 stops25h 01mMultiple Airlines
Tue 6/1810:20 amYYC - STL
3 stops25h 45mMultiple Airlines
Deal found 5/30$360
Tue 6/117:29 pmSTL - YYC
1 stop20h 10mMultiple Airlines
Mon 6/1712:30 amYYC - STL
2 stops13h 20mMultiple Airlines
Deal found 5/30$369
Tue 6/1111:57 amSTL - YYC
3 stops27h 42mMultiple Airlines
Tue 6/1810:20 amYYC - STL
3 stops25h 45mMultiple Airlines
Deal found 5/30$380
Tue 6/1111:57 amSTL - YYC
2 stops25h 01mMultiple Airlines
Mon 6/1712:30 amYYC - STL
2 stops13h 20mMultiple Airlines
Deal found 5/30$388
Tue 6/1111:57 amSTL - YYC
3 stops25h 01mMultiple Airlines
Mon 6/1712:30 amYYC - STL
2 stops13h 20mMultiple Airlines
Deal found 5/30$408
Tue 6/117:29 pmSTL - YYC
1 stop17h 29mMultiple Airlines
Mon 6/1712:30 amYYC - STL
1 stop7h 40mMultiple Airlines
Deal found 5/30$572

One-way flights to Calgary from St. Louis

Search for one-way flight options from St. Louis to Calgary. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,810,401 searches. Data last updated June 2, 2024.
Users traveling one-way from St. Louis to Calgary can select one of these great deals. For those needing a return trip from St. Louis, there is a search form available above.
Tue 8/207:29 pmSTL - YYC
1 stop27h 33mMultiple Airlines
Deal found 6/1$124
Tue 7/97:49 pmSTL - YYC
1 stop17h 07mMultiple Airlines
Deal found 6/2$153
Sun 7/76:15 pmSTL - YYC
2 stops23h 44mMultiple Airlines
Deal found 6/2$162
Sat 8/314:51 pmSTL - YYC
1 stop5h 52mAir Canada
Deal found 6/1$167
Tue 7/911:57 amSTL - YYC
2 stops24h 59mMultiple Airlines
Deal found 6/2$169
Tue 8/207:57 amSTL - YYC
3 stops17h 43mMultiple Airlines
Deal found 6/1$171
Fri 7/193:22 pmSTL - YYC
2 stops26h 37mMultiple Airlines
Deal found 6/1$173
Tue 8/2012:15 pmSTL - YYC
2 stops33h 25mMultiple Airlines
Deal found 6/1$185
Tue 7/1610:11 amSTL - YYC
3 stops30h 02mMultiple Airlines
Deal found 6/2$191

Find flights from St. Louis to Calgary within your budget

Customize your flight search to find flights from St. Louis to Calgary that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,810,401 searches. Data last updated June 2, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$279 - $607

Route

Depart

Return

Price

Lambert-St LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Tue 6/11

1 stop20h 10m

Calgary

Tue 6/18

1 stop14h 12m

$279

Lambert-St LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Tue 6/11

2 stops25h 01m

Calgary

Tue 6/18

1 stop16h 35m

$331

Lambert-St LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Tue 6/11

3 stops27h 42m

Calgary

Tue 6/18

1 stop16h 35m

$351

Lambert-St LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Sat 9/21

1 stop13h 38m

Calgary

Sat 9/28

1 stop13h 28m

$386

Lambert-St LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Sat 9/14

1 stop12h 40m

Calgary

Fri 9/20

1 stop11h 24m

$409

Lambert-St LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Sun 7/14

1 stop9h 29m

Calgary

Tue 7/23

1 stop8h 34m

$421

Lambert-St LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Thu 9/26

1 stop19h 16m

Calgary

Tue 10/1

1 stop7h 39m

$452

Lambert-St LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Wed 10/23

1 stop25h 29m

Calgary

Mon 10/28

1 stop26h 02m

$468

Lambert-St LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Sun 9/29

1 stop16h 04m

Calgary

Sun 10/6

1 stop27h 28m

$607

Flights are sorted by cheapest first

Deals found on 5/30

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

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Calgary. Price data was last updated on May 24, 2024.
The price you pay for your flight from St. Louis to Calgary may vary depending on when you book. For the best chance of a lower fare, look to book 90 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Search Deals

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

Use this chart to determine the cheapest time to fly round-trip from St. Louis to Calgary. Price data was last updated on May 26, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their St. Louis to Calgary flight should consider departing on Monday at noon when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from St. Louis to Calgary

Have a flexible travel schedule? Discover the best time to fly to Calgary from St. Louis with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Temperature and rainfall in Calgary by month

Plan your trip to Calgary by taking into account the average temperature and rainfall totals by month.

YYC

Temperature

19.4 - 62.6 °F

Reviews of airlines servicing Calgary

Get insights into the airlines that provide service to Calgary. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Calgary. Reviews last updated June 2, 2024.
Peruse reviews from past customers who have flown with United Airlines, Air Canada and WestJet from St. Louis to Calgary to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,198 reviews
Check prices

Boarding

8.2

Crew

8.6

Overall

8.1

Entertainment

7.3

Comfort

7.9

Food

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Alaska Airlines
8.1
Very good
9,198 reviews
Alaska Airlines
8.1
Very good
9,198 reviews
Check prices

Boarding

8.2

Crew

8.6

Overall

8.1

Entertainment

7.3

Comfort

7.9

Food

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Delta
8.0
Very good
10,410 reviews
Alaska Airlines
8.1
Very good
9,198 reviews
Check prices

Boarding

8.2

Crew

8.6

Overall

8.1

Entertainment

7.3

Comfort

7.9

Food

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

WestJet
7.5
Good
2,861 reviews
Alaska Airlines
8.1
Very good
9,198 reviews
Check prices

Boarding

8.2

Crew

8.6

Overall

8.1

Entertainment

7.3

Comfort

7.9

Food

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

United Airlines
7.4
Good
10,754 reviews
Alaska Airlines
8.1
Very good
9,198 reviews
Check prices

Boarding

8.2

Crew

8.6

Overall

8.1

Entertainment

7.3

Comfort

7.9

Food

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

American Airlines
7.3
Good
14,268 reviews
Alaska Airlines
8.1
Very good
9,198 reviews
Check prices

Boarding

8.2

Crew

8.6

Overall

8.1

Entertainment

7.3

Comfort

7.9

Food

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Calgary. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from St. Louis to Calgary for under $300 on Cheapflights?

    Yes, there are multiple flights from St. Louis to Calgary for under $300. The cheapest flight booked recently is on Multiple Airlines for just $279, but on average you can expect to pay $389.

  • Are there last-minute flights available from St. Louis to Calgary for under $300?

    There are currently 9+ open flights from St. Louis to Calgary within the next 7 days for less than $300.

  • What are the cheapest airlines flying from St. Louis to Calgary round-trip?

    Cheapflights users have booked flights from St. Louis to Calgary round-trip from $386. Other airlines that can offer you cheap pricing are WestJet, from $409, and Delta, from $421. Users have found that Air Canada is 34% cheaper than the other options available to this destination.

  • What does STL to YYC mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Lambert-St Louis Airport to Calgary Airport flight would often be abbreviated as a STL to YYC flight.

  • Can I find deals for flights from St. Louis to Calgary that include extra baggage allowance?

    The amount of baggage you can bring on your St. Louis to Calgary flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from St. Louis to Calgary with specific airlines?

    Yes, Cheapflights allows you to browse and filter St. Louis to Calgary flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from St. Louis to Calgary that include hotel bookings?

    Yes. In addition to deals on St. Louis to Calgary flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Calgary?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Calgary.

  • Can I find deals for business class flights from St. Louis to Calgary?

    Yes. Cheapflights offers flight deals from St. Louis to Calgary by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from St. Louis to Calgary that allow pets onboard?

    Many airlines flying from St. Louis to Calgary offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from St. Louis to Calgary?

    Yes, you can often find last-minute deals on St. Louis to Calgary flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the St. Louis to Calgary flight deals updated?

    The St. Louis to Calgary flight deals you see on this page were last updated on 6/1.

  • What are the most popular airlines that fly from St. Louis to Calgary?

    Before booking your flight from St. Louis to Calgary check out the most popular airlines for this route: American Airlines, Air Canada or Delta.

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

    Currently, January is the cheapest month in which you can book a flight from St. Louis to Calgary (average of $309). Flying from St. Louis to Calgary in March is currently the most expensive (average of $437). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for St. Louis to Calgary
See prices for flight routes from nearby airports that may be better suited for you.

Kansas City to Calgary flights
Springfield to Calgary flights
St. Louis to Edmonton flights
Kansas City to Edmonton flights
St. Louis to Grande Prairie flights

Top 5 airlines flying from St. Louis to Calgary

Discover the top 5 airlines that operate flights from St. Louis to Calgary. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,810,401 searches. Data last updated June 2, 2024.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$189Average$581FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
American AirlinesCheapest$307Average$647FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapest$388Average$573FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$389Average$662FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapest$484Average$601FlexibilityNo cancel feeOn-time60%
Search WestJet flights
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Search flights from St. Louis to Calgary by cabin class

Find flights from St. Louis to Calgary, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from St. Louis to Calgary?

Cheapflights helps you search for flights from St. Louis to Calgary via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from St. Louis to Calgary?

Millions of users choose and trust Cheapflights to book the best flight deals from St. Louis to Calgary for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from St. Louis to Calgary with no change fees?

Yes! Cheapflights helps users easily find flights from St. Louis to Calgary with no change fees.

Can Cheapflights notify me if prices for flights from St. Louis to Calgary become cheaper?

Not ready to book yet? You can track prices for flights from St. Louis to Calgary on Cheapflights with our Price Alert feature and get notified when better prices are available.

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