Cheap flights from Calgary to St Louis Downtown-Parks

Round-trip
Economy
Calgary (YYC)
St. Louis (STL)
Depart
Return
Any month
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The best prices from Calgary to St Louis Downtown-Parks are usually found in April or June, booked 34 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

How to find the cheapest flight from
Calgary (YYC) to St Louis Downtown-Parks (STL)

YYC - STL
Price
C$ 361 - C$ 634
STL
Temperature
7 - 32 °C
STL
Rainfall
57 - 130 mm

Popular in

September

High demand for flights, 30% potential price rise

Cheapest in

April

Best time to find cheap flights, 19% potential price drop

Average price

C$ 470

Average for round-trip flights in March 2021

Round-trip from

C$ 361

From Calgary to St Louis Downtown-Parks

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Calgary to St Louis Downtown-Parks?

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

How far in advance should I book a flight from Calgary to St Louis Downtown-Parks?

To save up to 26% on this flight, we recommend booking at least 39 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Calgary to St Louis Downtown-Parks from C$ 577 1-2 weeks out and tickets from C$ 688 for flights departing within the next 72 hours.

What is the cheapest month to fly from Calgary to St Louis Downtown-Parks?

The best pricing can be found in the month of February. Prices to St Louis Downtown-Parks from Calgary average C$ 543. You can even find prices in February for less than C$ 543, as users have found deals to St Louis Downtown-Parks from as low as C$ 218. The month of June appears to be one of the more expensive times to travel to St Louis Downtown-Parks from Calgary. Flying in the targeted month can save you up to 29%.

When is the cheapest time to fly from Calgary to St Louis Downtown-Parks (YYC - STL)?

It’s typically best to fly out from Calgary to St Louis Downtown-Parks in the evening. Doing so could potentially save you 59% on the flight price compared to flying in the afternoon, which is usually more expensive.

Calgary to St Louis Downtown-Parks 2021 flight deals

13 May - 17 May
C$ 352pp
YYC
Calgary
United Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
United Airlines
 
1 STOP
YYC
Calgary
13 May - 17 May
C$ 355pp
YYC
Calgary
United Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
United Airlines
 
1 STOP
YYC
Calgary
13 May - 17 May
C$ 358pp
YYC
Calgary
United Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
United Airlines
 
1 STOP
YYC
Calgary

Related info for your journey

Flight FAQs

From Calgary to St Louis Downtown-Parks

Can I find flights from Calgary to St Louis Downtown-Parks for under C$ 380 on Cheapflights?

Yes, there are multiple flights from Calgary to St Louis Downtown-Parks for under C$ 380. The cheapest flight booked recently is on Multiple Airlines for just C$ 350, but on average you can expect to pay C$ 446.

What safety measures are being taken by airlines flying from Calgary to Lambert-St Louis to control the spread of COVID-19?

Airlines globally have implemented additional safety measures to accommodate you. Delta is one of them. Some of the new policies that have been implemented to accommodate travellers flying from Calgary to Lambert-St Louis are improved sanitation, HEPA filters, mask requirements, socially-distanced seating (for a limited time), and pre-flight testing for antibodies and symptoms. Policies will vary by airline.

Which airlines flying from Calgary to Lambert-St Louis have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like United Airlines, American Airlines, and WestJet flying from Calgary to Lambert-St Louis have implemented new flexible cancellation policies.

Are there direct flights from Calgary to St Louis Downtown-Parks for under C$ 380 on Cheapflights?

There are no direct flights from Calgary to St Louis Downtown-Parks, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

How popular is this flight route?

Within the past month, 79 users have taken a look at flights from Calgary to Lambert-St Louis.

Does it rain more in Calgary or St Louis?

The rainfall in Calgary is generally more than the rainfall in St Louis. This will continue over the next 11 days.

Is Calgary weather warmer or cooler than St Louis?

With an average temperature of 32 °C, peak weather can be found in July. As a traveller, expect to see changes in flight prices during that period. The temperatures in St Louis are hotter than in Calgary.

How long is the flight from Calgary to St Louis Downtown-Parks?

For as low as C$ 353, United Airlines can have you in St Louis Downtown-Parks from Calgary in 5h 15m. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

What are the cheapest airlines to flying from Calgary to St Louis Downtown-Parks round-trip?

Our cheapest airline available from Calgary to St Louis Downtown-Parks is United Airlines. Our recent data shows that you can find tickets from as low as C$ 353 on this airline. Additional options worth looking into are Delta and Air Canada, starting at C$ 355 and C$ 511 round-trip. United Airlines is priced at 20% lower than the current average price of a flight leaving 3 months from now.

Destination information for St Louis Downtown-Parks

Today's exchange rate
C$ 1 = $0.79
Average temperature for March in St Louis Downtown-Parks
15.0 °C
Avg rainfall for March in St Louis Downtown-Parks
83.0 mm

Airports servicing Calgary

Airports servicing St. Louis

Top 5 airlines flying from Calgary to St Louis Downtown-Parks

Airline Cheapest Average Flexibility On-time COVID-19 safety
WestJet
C$ 252 C$ 346 No cancel fee 60%
Search WestJet flights
Delta
C$ 159 C$ 384 No cancel fee N/A
Search Delta flights
Air Canada
C$ 280 C$ 411 No cancel fee 67%
Search Air Canada flights
American Airlines
C$ 218 C$ 441 No cancel fee 71%
Search American Airlines flights
United Airlines
C$ 269 C$ 601 No cancel fee 69%
Search United Airlines flights
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