Cheap flights from Calgary to St. Louis, MO

Flights starting at CA$237. Choose between WestJet, Frontier Airlines, or United Airlines to find the best price.

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Tips to know when travelling to St. Louis

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The most popular airlines for this route are WestJet, Frontier Airlines, United Airlines, Flair Airlines, and Porter Airlines. Calgary and St. Louis have 145 direct flights per week.

Check-in for a flight from Calgary to St. Louis

NameCarrier codeIATA CodePassport needed during booking
WestJetWJAWSNo
Frontier AirlinesFFTF9No
United AirlinesUALUAYes
Flair AirlinesFLEF8Yes
Porter AirlinesPOEPDNo

Weather in St. Louis

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January3°C-3°C
February6°C-2°C
March13°C3°C
April18°C8°C
May24°C14°C
June29°C19°C
July31°C21°C
August30°C20°C
September27°C16°C
October20°C10°C
November12°C3°C
December7°C0°C
Hottest Month
31°C
July
Coldest month
-3°C
January
Sunny days
262
days per year
Snow days
9
days per year

14 day forecast

Wednesday
20 Nov
14°C4°C
27 Nov
80%
6°C1°C
Thursday
21 Nov
8°C1°C
28 Nov
1°C1°C
Friday
22 Nov
6°C2°C
29 Nov
60%
3°C0°C
Saturday
23 Nov
9°C3°C
30 Nov
3°C-2°C
Sunday
24 Nov
77%
19°C7°C
1 Dec
7°C-1°C
Monday
25 Nov
88%
14°C6°C
2 Dec
82%
14°C5°C
Tuesday
26 Nov
6°C2°C
3 Dec
62%
3°C-1°C

Frequently asked questions

What are the most popular routes to and from Calgary?
What are the most popular routes to and from St. Louis?
What airports are near Calgary?
What airports are near St. Louis?
Which airlines fly between Calgary and St. Louis?
When's the best time to travel between Calgary and St. Louis?
What flights operate between Calgary and St. Louis?
How many airports are there near Calgary?
How many airports are there near St. Louis?
What time do nonstop (direct) flights between Calgary and St. Louis depart?
What time do nonstop (direct) flights between Calgary and St. Louis arrive?
What time do flights between Calgary and St. Louis depart?
What time do flights between Calgary and St. Louis arrive?

The nearest countries with flights to St. Louis

Here is a list of countries people are flying from

Other destination countries from Calgary

Here is a list of countries people are flying to
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