CA $248 Cheap Flights from Calgary (YYC) to St. Louis (STL)

Popular airlines from Calgary International Airport (YYC) to Lambert-St. Louis International Airport (STL)

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

Prices were available within the past 7 days and start at CA $248 for one-way flights and CA $424 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
American Airlines
American Airlines
American Airlines
American Airlines
Alaska Airlines
American Airlines
Air Canada
United
Delta

Find the cheapest month to fly from Calgary (YYC) to St. Louis (STL)

November is typically the cheapest month to fly

From CA $374 - CA $761 per traveller.

Graph displaying average flight prices per month

Flight from Calgary to St. Louis (YYC - STL) route information
Origin airport
Calgary Intl.
Destination airport
Lambert-St. Louis Intl.
Airlines serving
Air Canada, Alaska Airlines, American Airlines, Delta, United, WestJet
Roundtrip price
CA $423
Distance
2284 km

Calgary to St. Louis Flights

The easy way to book your flights from Calgary to St. Louis 

With Expedia, it’s simple to find and book flights to St. Louis from Calgary whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Lambert-St. Louis Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Calgary to St. Louis today, tomorrow, or this week.  

 

Save dollars with cheap flights from Calgary Intl., YYC to Lambert-St. Louis Intl., STL 

Sort your search results by price to find great deals on your flight from Calgary to St. Louis—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to St. Louis from Calgary currently is just CA $424 rising to CA $473.  

Here are more money-saving tips: 

  • Fly in September when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to St. Louis  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to St. Louis from Calgary 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to St. Louis with Expedia today.

Frequently asked questions

How much is a flight from Calgary Intl. Airport (YYC) to STL?
Round-trip flights between Calgary Intl. Airport (YYC) and STL start from CA $424. This price is based on fares offered within the last 7 days on Expedia for flights departing within the next year --- book now to avoid missing out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from YYC Calgary International Airport to Lambert Field?
Most flights can be cancelled online, but each air carrier has a different set of terms and conditions. If you do need to cancel your flight, check out our Customer Service Portal and follow the instructions.
How do I find cheap flights from Calgary Intl. Airport (YYC) to STL that have flexible change policies?
Many carriers will allow you to move your flight at no extra charge. All you pay is the difference in the ticket price. When looking for YYC Calgary International Airport to Lambert-St. Louis Intl. Airport (STL) flights, you'll find a "No change fees" box for you to select.
How many hours is the flight from YYC to Lambert-St. Louis Intl. Airport (STL)?
There are plenty of ways to make the 5 hours and 38 minutes between YYC Calgary International Airport and Lambert Field go by quicker. Be productive and sort through your photos or delete all those backed-up emails. A nice snooze also helps pass the time!
How far is the flight from YYC Calgary International Airport to STL?
The flight distance from Calgary Intl. Airport (YYC) to Lambert-St. Louis Intl. Airport (STL) is 2,300 kilometres. Bring a drink, some snacks and a good book to read. Keep yourself busy in the air and the hours will fly by.
Which airlines fly direct from YYC to STL?
If you want to travel straight from YYC Calgary International Airport to Lambert-St. Louis Intl. Airport (STL), you'll need to book a flight with at least one stop. Unfortunately, there aren't any airlines that fly directly on this route.
Are Calgary Intl. Airport (YYC) to Lambert-St. Louis Intl. Airport (STL) flight tickets cheaper when they're purchased at the last minute?
It is possible to nab amazing last-minute deals from Calgary Intl. Airport (YYC) to Lambert-St. Louis Intl. Airport (STL), but it's also possible to miss out entirely! As many airlines release seats up to 12 months in advance, it's worthwhile keeping an eye on fares early and being ready to pounce when you spot a bargain. Expedia compares air carrier prices and updates flight deals frequently, so you can be sure you're always getting the latest offers.

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