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Cheap Flights from St Louis to Calgary, AB, Canada - STL to YYC

Popular flights from St Louis to Calgary

We’ve got the inside scoop on finding the best time to fly for the best price. Not sure when to travel for your next vacation? Find details below on when-to-fly and when-to-buy.

Air Canada
Departure Date Return Date Lowest Price
Aug 27, 2016 Sep 10, 2016 $502
Alaska Airlines
Departure Date Return Date Lowest Price
Aug 27, 2016 Sep 10, 2016 $513
American Airlines
Departure Date Return Date Lowest Price
May 26, 2016 May 30, 2016 $321
Jun 5, 2016 Jun 11, 2016 $321
United Airlines
Departure Date Return Date Lowest Price
May 9, 2016 May 17, 2016 $349
WestJet
Departure Date Return Date Lowest Price
May 26, 2016 May 30, 2016 $357
Jun 10, 2016 Jun 16, 2016 $357
Jun 11, 2016 Jun 18, 2016 $357
Jun 30, 2016 Jul 4, 2016 $357
Jul 15, 2016 Jul 18, 2016 $357

How Much Does it Cost to Fly from St Louis to Calgary (STL to YYC)?

We have collected flight cost data from across the web for travel from St Louis to Calgary, and have found the average flight price for this trip to be $346.

When Can I Buy the Cheapest Flight from St Louis to Calgary (STL to YYC)?

Airlines can adjust prices for plane tickets from St Louis to Calgary based on the day and time that you decide to book your flight. We have collected data from all airlines, and have discovered that the best days to book flights are Tuesdays, Wednesdays, and Saturdays. Read our article to find more information about the best time to buy airline tickets.

Cheapest Day To Fly from St Louis to Calgary

The chart below shows up-to-date information regarding the cheapest days to fly from St Louis to Calgary.

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
$349 $365 $365 $321 $350 $357 $321

Round Trip vs One Way Flights from St Louis to Calgary (STL to YYC)

We have found that there is often no price difference between buying a round trip flight versus a one way flight. Increased flexibility is the main benefit when it comes to buying a one way flight from St Louis to Calgary. However, booking a round trip flight can be a simpler process. You can compare round trip and one way flights by using our flight comparison.

The average price for one way flights from St Louis to Calgary is $228.

The average price for round trip flights from St Louis to Calgary is $431.

St Louis to Calgary Flight Questions

Below are some common questions that asked about this flight route:

Question: What are the most popular connecting cities when flying from St Louis to Calgary?
Answer: Denver, CO

Airlines Flying from St Louis to Calgary (STL to YYC)

Below are the different airlines that fly from St Louis to Calgary with the average price of their plane tickets. Just remember that different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary of the next 30 days for flights from St Louis to Calgary.

St Louis to Calgary
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American DFW X X X X X X X
Air Canada YYZ X X X X X X X
Alaska SEA X X X X X X X
Alaska PDX / SEA X X X X X X X
Delta MSP X X X X X X X
United ORD X X X X X X X

Airports for Your Route

These pages contain information about the major airports in St Louis and Calgary, so you can feel comfortable knowing how to get around whether you are about to take off or you just landed.

Cheap Domestic Flights from St Louis - STL

FlightsAirlineLowest Price
St Louis to Seattle American, Alaska, Frontier, United $264
St Louis to Chicago American, Alaska, United $213
St Louis to Las Vegas American, Alaska, Frontier, United $123
St Louis to Los Angeles American, Alaska, Frontier, United $261
St Louis to Dallas - Ft Worth American, Alaska, United $203
St Louis to Denver American, Alaska, Frontier, United $118
St Louis to Atlanta American, Alaska, Frontier, United $88
St Louis to New York American, Alaska, United $253
St Louis to San Francisco American, Alaska, Frontier, United $261
St Louis to Kalispell American, Alaska, United $536
St Louis to Portland American, Alaska, Frontier, United $244
St Louis to Phoenix American, Alaska, Frontier, United $278
St Louis to Spokane American, Alaska, United $362
St Louis to Missoula American, Alaska, Frontier, United $456
St Louis to Salt Lake City American, Alaska, Frontier, United $253
St Louis to Bozeman American, Alaska, Frontier, United $496
St Louis to Minneapolis - St Paul American, Alaska, United $242
St Louis to Great Falls American, Alaska, United $406

Cheap International Flights from St Louis - STL

FlightsAirlineLowest Price
St Louis to Edmonton American, Air Canada, Alaska, United, WestJet $341
St Louis to Vancouver American, Air Canada, Alaska, Frontier, United, WestJet $344

Cheap Domestic Flights to Calgary - YYC

FlightsAirlineLowest Price
Springfield to Seattle American, Alaska, United $472
Moline to Seattle American, Alaska, United $378
Bloomington - Normal to Denver American $350
Peoria to Seattle American, United $324
Peoria to Las Vegas American, United $304

Cheap International Flights to Calgary - YYC

FlightsAirlineLowest Price
Springfield to Calgary American, Air Canada, Alaska, United, WestJet $501
Moline to Calgary American, Air Canada, Alaska, United, WestJet Check Dates
Peoria to Calgary American, United, WestJet $483
Evansville to Calgary American, United $557
Springfield to Edmonton American, Air Canada, Alaska, United, WestJet $613
Cheap Flights from St Louis to Calgary, AB, Canada, from $321 Round trip from STL to YYC