Cheap flights from San Diego to St. Louis from $247

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1 stop
Tue, Jul 29
San Diego SANSt. Louis STL

$247
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1 stop
Tue, Jul 29
San Diego SANSt. Louis STL

$247
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1 stop
Tue, Jul 29
San Diego SANSt. Louis STL

$247
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1 stop
Tue, Jul 29
San Diego SANSt. Louis STL

$247
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1 stop
Tue, Jul 29
San Diego SANSt. Louis STL

$256
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1 stop
Tue, Jul 29
San Diego SANSt. Louis STL

$256
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1 stop
Thu, Jul 31 – Mon, Aug 4
San Diego SANSt. Louis STL

$505
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1 stop
Thu, Jul 31 – Mon, Aug 4
San Diego SANSt. Louis STL

$505
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1 stop
Fri, Aug 1 – Mon, Aug 4
San Diego SANSt. Louis STL

$529
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1 stop
Fri, Aug 1 – Mon, Aug 4
San Diego SANSt. Louis STL

$529
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1 stop
Thu, Jul 31 – Mon, Aug 4
San Diego SANSt. Louis STL

$532
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1 stop
Thu, Jul 31 – Mon, Aug 4
San Diego SANSt. Louis STL

$532
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How much do flights to St. Louis cost?

Key info about flying to St. Louis

Depart from
San Diego International
Arrive to
St. Louis Lambert International
Average flights per week
180
Flight distance

Check-in for a flight from San Diego to St. Louis

NameCarrier codeIATA CodePassport needed during booking
United AirlinesUALUANo
Alaska AirlinesASAASNo
Hawaiian AirlinesHALHANo

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
264
days per year
Snow days
9
days per year

14 day forecast

Saturday
5 Jul
37°C23°C
12 Jul
85%
29°C23°C
Sunday
6 Jul
85%
31°C24°C
13 Jul
87%
32°C20°C
Monday
7 Jul
82%
33°C26°C
14 Jul
73%
37°C20°C
Tuesday
8 Jul
89%
32°C22°C
15 Jul
38°C26°C
Wednesday
9 Jul
78%
33°C22°C
16 Jul
39°C26°C
Thursday
10 Jul
64%
36°C23°C
17 Jul
37°C25°C
Friday
11 Jul
76%
36°C23°C
18 Jul
35°C26°C
Travelers usually depart from San Diego International, or McClellan–Palomar when they travel from San Diego to St. Louis. The most popular airlines for this route are United Airlines, Alaska Airlines, and Hawaiian Airlines. San Diego and St. Louis have 180 direct flights per week.

Frequently asked questions

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The nearest countries with flights to St. Louis

Here is a list of countries people are flying from

Other destination countries from San Diego

Here is a list of countries people are flying to

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