Find cheap flights to St. Louis from £122

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1 stop
Wed, Jul 30
Washington, D.C. DCASt. Louis STL
£122
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1 stop
Wed, Jul 30
Washington, D.C. DCASt. Louis STL
£122
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1 stop
Wed, Jul 30
Washington, D.C. DCASt. Louis STL
£122
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1 stop
Wed, Jul 30
Washington, D.C. DCASt. Louis STL
£122
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Direct
Sat, Aug 2
Washington, D.C. IADSt. Louis STL
£168
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Direct
Sat, Aug 2
Washington, D.C. IADSt. Louis STL
£168
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Prices updated:

1 stop
Tue, Jul 29 – Fri, Aug 1
Washington, D.C. DCASt. Louis STL
£249
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1 stop
Tue, Jul 29 – Fri, Aug 1
Washington, D.C. DCASt. Louis STL
£249
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1 stop
Tue, Jul 29 – Sat, Aug 2
Washington, D.C. DCASt. Louis STL
£250
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Direct
Wed, Jul 30 – Sat, Aug 2
Washington, D.C. IADSt. Louis STL
£267
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Direct
Wed, Jul 30 – Sat, Aug 2
Washington, D.C. IADSt. Louis STL
£267
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Direct
Sat, Aug 2 – Mon, Aug 4
Washington, D.C. IADSt. Louis STL
£298
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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
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

Cheapest month to fly to St. Louis

Explore price trends for trips to St. Louis

Showing prices in GBP

Annual Avg. Price629 GBP
August 2025548 GBP
September 2025341 GBP
October 2025823 GBP
November 2025344 GBP
December 2025303 GBP
January 2026537 GBP
February 2026568 GBP
March 2026807 GBP
April 2026837 GBP
May 2026850 GBP
June 2026963 GBP

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Frequently asked questions

What are the main airports in St. Louis, Missouri?
The main airports in St. Louis, Missouri are Lambert-St. Louis International Airport (STL) and St. Louis Downtown Airport (CPS). These airports offer domestic and international flights to and from the city.
How to get from the airport to St. Louis, Missouri?
From Lambert-St. Louis International Airport, you can take a taxi, rent a car, or use public transportation like buses or trains to get to downtown St. Louis. St. Louis Downtown Airport is located closer to downtown and offers convenient transportation options as well.
When is the best time of the year to fly to St. Louis, Missouri?
The best time of the year to fly to St. Louis, Missouri is during spring (April-May) and fall (September-October) when the weather is pleasant and there are fewer crowds. Summers can be hot and humid, while winters can be cold with occasional snowfall.
What to do in St. Louis, Missouri?
In St. Louis, Missouri, you can visit iconic attractions like the Gateway Arch, explore Forest Park which houses several museums and a zoo, enjoy live music at The Delmar Loop, or catch a Cardinals baseball game at Busch Stadium.
When to book your flight to St. Louis, Missouri?
It is recommended to book your flight to St. Louis, Missouri at least 2-3 months in advance for better deals and availability. However, prices may vary depending on factors such as travel dates and demand.
How many days should I stay in St. Louis, Missouri?
A recommended duration for your stay in St. Louis would be around 3-4 days so that you have enough time to explore the city's attractions including museums, parks, historic sites, and try out local cuisine.
What are top tourist attractions in St. Louis, Missouri?
Some of the top tourist attractions in St. Louis include the Gateway Arch National Park which offers panoramic views of the city, Saint Louis Art Museum known for its extensive art collection, City Museum offering unique interactive exhibits for all ages,and The Magic House - a children's museum that provides hands-on learning experiences.
Is it safe walking at night in St.Louis,Missouri?
While certain areas of any city may have higher crime rates than others, it is generally safe walking at night in well-populated areas of downtown st-louis-missouri.
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