Skip to main content
Beginning of main content

YYC (Calgary) to STL (St. Louis) Flights $334.79

Search over 321,000 hotels worldwide and 400 airlines worldwide.
Secure incredible value with Expedia's Price Guarantee.
No Expedia cancellation fee to change or cancel almost any hotel reservation.

Here are your best fares found in the past 7 days

The lowest fare found for this route is $334.79 on Sat, Jul 22 from YYC to STL
Flights Fare Calendar Find minimum fare between origin YYC and destination STL Click this button to get previous 30 days data Click this button to get next 30 days data $1325 $1135 $946 $757 $567 $378 $189 $0 Jun Jul 28 29 30 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 W T F S S M T W T F S S M T W T F S S M T W T F S S M T W T F S S M T W T F S S M T W T F S S M T W T F S S M T W T F S S M T W T F S S M T W T F S S M T W T F S S M T W T F S S M T W T F S S M T W T F S S M T W T F S S Price is $ 1135.76 on Alaska Airlines Price is $ 1121.34 on Alaska Airlines Price is $ 979.32 on Alaska Airlines Price is $ 604.1 on Alaska Airlines Price is $ 590.57 on Alaska Airlines Price is $ 545.36 on United Price is $ 509.34 on United Price is $ 444.52 on WestJet Price is $ 438.0 on Air Canada Price is $ 404.7 on United Price is $ 404.2 on Delta Price is $ 404.13 on Delta Price is $ 384.44 on United Price is $ 334.79 on WestJet

Cheap YYC to STL Flights

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Interesting Facts About Flights from Calgary to St. Louis (YYC to STL)

Question : What is the cheapest round-trip ticket you can get to Saint Louis?
Answer : WestJet is the leader in keeping costs down for their passengers over the next three months. Bookings are being made at just $299, which is quite a deal when compared to the high-end bookings of $533.

Question : Looking for the cheapest flight over the next 30 days?
Answer : As of Jun 26th, the cheapest day to fly from Calgary to Saint Louis is Jul 25th. Tickets are currently being sold for $299, which is 27% below the average price for this route.

Question : Would you be willing to change your travel days if it saved you money?
Answer : For the month of July, Tuesday is your cheapest day to fly. Flexibility is paramount when booking travel plans in order to keep travel costs down.

Question : How does Calgary to Saint Louis stack up against the rest of the world in overall promptness?
Answer : The best measurement of overall promptness combines both on-time percentage and total delay minutes. YYC to STL currently has 0 stars out of 5, earning it one of the lower scores in the world.

Question : How long do most people stay in Saint Louis?
Answer : Of course you're not most people, but if you were, you'd stay roughly 15 days.

Question : Is the price you found a good deal?
Answer : Prices for this trip tend to change more than other flights from Canada. They can vary from $299 to $533. Prices tend to be lower the further out you book.

Question : How often is the Calgary International Airport (YYC) to Lambert-St. Louis International Airport (STL) route delayed?
Answer : The Calgary to Saint Louis route has been particularly poor at getting passengers to their destination on time and currently ranks among the worst in the world. If a flight is late, expect an average of 163 minutes added to your flight time.