Find cheap flights to St. Louis from $175

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1 stop
Fri, Sep 26
Columbus CMHSt. Louis STL
$175
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1 stop
Fri, Sep 26
Columbus CMHSt. Louis STL
$175
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1 stop
Tue, Sep 23
Columbus CMHSt. Louis STL
$178
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1 stop
Tue, Sep 23
Columbus CMHSt. Louis STL
$178
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1 stop
Sat, Sep 27
Columbus CMHSt. Louis STL
$184
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1 stop
Sat, Sep 27
Columbus CMHSt. Louis STL
$184
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Prices updated:

1 stop
Sun, Sep 21 – Thu, Sep 25
Columbus CMHSt. Louis STL
$251
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1 stop
Thu, Sep 25 – Sun, Sep 28
Columbus CMHSt. Louis STL
$351
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1 stop
Thu, Sep 25 – Sun, Sep 28
Columbus CMHSt. Louis STL
$351
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1 stop
Sun, Sep 21 – Tue, Sep 23
Columbus CMHSt. Louis STL
$392
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1 stop
Sun, Sep 21 – Tue, Sep 23
Columbus CMHSt. Louis STL
$392
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1 stop
Sun, Sep 21 – Tue, Sep 23
Columbus CMHSt. Louis STL
$392
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Prices updated:

Cheap flights to St. Louis

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
30 Aug
32°C17°C
6 Sep
27°C11°C
Sunday
31 Aug
28°C18°C
7 Sep
31°C14°C
Monday
1 Sep
26°C16°C
8 Sep
36°C20°C
Tuesday
2 Sep
29°C19°C
9 Sep
38°C23°C
Wednesday
3 Sep
29°C14°C
10 Sep
37°C24°C
Thursday
4 Sep
22°C8°C
11 Sep
37°C25°C
Friday
5 Sep
88%
32°C11°C
12 Sep
35°C25°C

Cheapest month to fly to St. Louis

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Showing prices in USD

Annual Avg. Price106 USD
September 202552 USD
October 202555 USD
November 202555 USD
December 202544 USD
January 202655 USD
February 202698 USD
March 202698 USD
April 2026150 USD
May 2026154 USD
June 2026162 USD
July 2026239 USD

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