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Cheap flights from Missouri to Alberta from C$ 175

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 9/11. Fares are subject to change and may not be available on all flights or dates of travel.
STL — YYC
15 Oct — 22 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Missouri to Alberta

Keep the following information in mind while searching for Missouri to Alberta flight deals. Data was last updated 15 September 2025.

Round-trip from

C$ 390

One-way from

C$ 175

Popular in

February

Cheapest in

April

Average price

C$ 879
American Airlines
  • American Airlines
  • 21/10-26/10
  • 2 total stops
  • 38h 40m total
  • Missouri to Alberta
Search Deals
9/11
  • 9/11
  • 2 total stops
  • 30h 41m total
  • Missouri to Alberta
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (C$ 72 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 43 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Missouri to Alberta

Cheapest flights from Missouri to Alberta
Explore the most affordable flight options available from Missouri to Alberta. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.

Tue 21/104:34 p.m.STL - YYC
1 stop21h 00mAmerican Airlines
Sun 26/101:29 p.m.YYC - STL
1 stop17h 40mAmerican Airlines
Deal found 14/9C$ 390
Wed 15/108:04 p.m.STL - YYC
1 stop17h 30mAmerican Airlines
Sun 19/101:29 p.m.YYC - STL
1 stop17h 40mAmerican Airlines
Deal found 15/9C$ 398
Mon 6/109:29 p.m.STL - YYC
1 stop18h 57mMultiple Airlines
Wed 15/107:35 p.m.YYC - STL
2 stops12h 32mMultiple Airlines
Deal found 14/9C$ 408
Mon 20/109:59 p.m.STL - YYC
1 stop14h 56mMultiple Airlines
Sat 25/107:10 p.m.YYC - STL
2 stops39h 33mMultiple Airlines
Deal found 15/9C$ 409
Sun 12/107:52 p.m.STL - YYC
1 stop19h 53mMultiple Airlines
Sun 19/102:55 p.m.YYC - STL
2 stops41h 12mMultiple Airlines
Deal found 14/9C$ 419
Fri 3/105:00 p.m.STL - YYC
1 stop20h 31mAmerican Airlines
Fri 10/101:29 p.m.YYC - STL
1 stop17h 40mAmerican Airlines
Deal found 12/9C$ 421
Thu 9/104:00 p.m.MCI - YYC
1 stop7h 10mMultiple Airlines
Tue 14/107:35 p.m.YYC - MCI
1 stop17h 25mMultiple Airlines
Deal found 14/9C$ 431
Mon 29/94:00 p.m.STL - YYC
1 stop20h 19mMultiple Airlines
Thu 2/1011:00 a.m.YYC - STL
2 stops23h 29mMultiple Airlines
Deal found 15/9C$ 443
Thu 25/95:15 p.m.MCI - YYC
1 stop19h 04mMultiple Airlines
Sun 28/98:55 a.m.YYC - MCI
1 stop27h 53mMultiple Airlines
Deal found 13/9C$ 452
Thu 23/1012:25 p.m.STL - YYC
1 stop24h 13mUnited Airlines
Fri 31/1012:37 p.m.YYC - STL
1 stop28h 02mUnited Airlines
Deal found 13/9C$ 456
Tue 28/108:20 a.m.STL - YYC
1 stop29h 48mUnited Airlines
Tue 4/1112:37 p.m.YYC - STL
1 stop28h 02mUnited Airlines
Deal found 13/9C$ 468
Mon 22/93:01 p.m.MCI - YYC
2 stops21h 54mMultiple Airlines
Mon 27/107:35 p.m.YYC - MCI
1 stop17h 25mMultiple Airlines
Deal found 15/9C$ 472

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missouri to Alberta 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 629,999 searches. Data last updated 15 September 2025.
Use the filters below to find and compare flights from Missouri to Alberta that are best for you.

Fly from

Missouri

Fly to

Alberta

Route

Depart

Return

Price

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Mon 6/10

9:29 p.m.-3:26 p.m.

1 stop18h 57m

Calgary

Wed 15/10

7:35 p.m.-9:07 a.m.

2 stops12h 32m

C$ 408

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Fri 3/10

5:00 p.m.-12:31 p.m.

1 stop20h 31m

Calgary

Fri 10/10

1:29 p.m.-8:09 a.m.

1 stop17h 40m

C$ 421

Kansas CityCalgary

MCI - YYC

MCIYYC

Kansas City

Thu 9/10

4:00 p.m.-10:10 p.m.

1 stop7h 10m

Calgary

Tue 14/10

7:35 p.m.-2:00 p.m.

1 stop17h 25m

C$ 431

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Tue 3/3

10:30 a.m.-11:41 a.m.

1 stop26h 11m

Calgary

Wed 4/3

2:00 p.m.-12:43 p.m.

1 stop21h 43m

C$ 442

Kansas CityCalgary

MCI - YYC

MCIYYC

Kansas City

Fri 26/9

5:15 p.m.-11:19 a.m.

1 stop19h 04m

Calgary

Sun 28/9

8:55 a.m.-1:48 p.m.

1 stop27h 53m

C$ 452

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Tue 28/10

8:20 a.m.-1:08 p.m.

1 stop29h 48m

Calgary

Tue 4/11

12:37 p.m.-5:39 p.m.

1 stop28h 02m

C$ 468

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Wed 14/1

6:00 p.m.-2:20 p.m.

1 stop21h 20m

Calgary

Sat 24/1

12:37 p.m.-10:58 p.m.

1 stop9h 21m

C$ 479

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Sun 12/10

11:32 a.m.-12:44 a.m.

2 stops14h 12m

Calgary

Sat 18/10

12:30 a.m.-10:37 a.m.

1 stop9h 07m

C$ 499

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Wed 29/10

8:20 a.m.-1:08 p.m.

1 stop29h 48m

Calgary

Wed 5/11

1:30 p.m.-6:47 p.m.

1 stop28h 17m

C$ 503

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Thu 16/10

11:32 a.m.-8:00 p.m.

1 stop9h 28m

Calgary

Sun 19/10

7:10 p.m.-9:07 a.m.

2 stops36h 57m

C$ 503

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/9

Showing 1-10 of 32 results
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Best time to book a flight from Missouri to Alberta

Have a flexible travel schedule? Discover the best time to fly to Alberta from Missouri 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.

Cheapflights Insights

Everything you need to know about your flight from Missouri to Alberta

What is the cheapest month to book a flight from Missouri to Alberta?

Currently, January is the cheapest month in which you can book a flight from Missouri to Alberta (average of C$ 138). Flying from Missouri to Alberta in July is currently the most expensive (average of C$ 263). 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.

What is the cheapest time of day to fly from MO to AB?

Find hourly flight availability from Missouri to Alberta. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 September 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Missouri to Alberta as you normally would.

How much does it cost to fly round-trip from Missouri to Alberta?

Related info for your journey

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

  • How long is the flight from Missouri to Alberta?

    Airlines like American Airlines, United Airlines, and WestJet fly from Missouri to Alberta in about 7h 59m. The time it takes to get you to your destination can typically vary by up to 18h 12m. Airlines will cover a distance of 2393 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Missouri to Alberta one-way?

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as C$ 282. However, be on the lookout for offers from WestJet and United Airlines, as they are both options that can get you from Missouri to Alberta for a low price.

  • Can I find deals for flights from Missouri to Alberta that include hotel bookings?

    Yes. In addition to deals on Missouri to Alberta flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Missouri to Alberta?

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

  • Can I find deals for business class flights from Missouri to Alberta?

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

  • What is the cheapest month to book a flight from Missouri to Alberta?

    Currently, January is the cheapest month in which you can book a flight from Missouri to Alberta (average of C$ 138). Flying from Missouri to Alberta in July is currently the most expensive (average of C$ 263). 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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Fly with Cheapflights

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How does Cheapflights help users find flights from Missouri to Alberta?

Deals for Missouri to Alberta flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Missouri to Alberta?

Cheapflights helps you find that perfect flight to Alberta from Missouri by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Missouri to Alberta with no change fees?

Need flexible booking options for your flight to Alberta from Missouri? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

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