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St. Louis

$355+ Cheap flights from Europe to St. Louis (STL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/21. Fares are subject to change and may not be available on all flights or dates of travel.
CPH — STL
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap flight deals from Europe to St. Louis

Keep the following information in mind while searching for Europe to St. Louis flight deals. Data was last updated May 1, 2025.

Round-trip from

$581
(American Airlines)

One-way from

$355
(Trip.com)

Popular in

May

Cheapest in

February

Average price

$1,554

Good round-trip deal

$620 or less

Good one-way deal

$665 or less
From Europe to Lambert-St Louis
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One-way flight from Europe to Lambert-St Louis
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Highest demand for flights based on searches. 13% potential increase in price ($147 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($60 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Price to beat on a round-trip flight from Europe to Lambert-St Louis.
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Price to beat on a one-way flight from Europe to Lambert-St Louis.
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Find flight deals from Europe to St. Louis

Cheapest flights from Europe to St. Louis
Explore the most affordable flight options available from Europe to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This Flighttix deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/101:55 pmCDG - STL
2 stops26h 01mMultiple Airlines
Mon 5/267:32 amSTL - CDG
1 stop16h 23mMultiple Airlines
Deal found 4/30$574
This American Airlines deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/102:40 pmCDG - STL
1 stop13h 18mAmerican Airlines
Mon 5/267:32 amSTL - CDG
1 stop16h 23mAmerican Airlines
Deal found 5/1$580
This British Airways deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/188:15 amCDG - STL
2 stops17h 53mBritish Airways
Fri 10/3112:03 pmSTL - CDG
2 stops16h 42mBritish Airways
Deal found 5/1$600
This American Airlines deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/219:20 amFRA - STL
1 stop13h 03mAmerican Airlines
Wed 11/195:57 pmSTL - FRA
2 stops15h 43mAmerican Airlines
Deal found 5/1$619
This CheapOair deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/139:45 amFRA - STL
2 stops17h 13mAir Canada
Fri 7/188:00 amSTL - FRA
2 stops17h 10mAir Canada
Deal found 4/30$621
This United Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/19:55 amFRA - STL
1 stop17h 03mUnited Airlines
Sun 6/151:00 pmSTL - FRA
2 stops15h 10mUnited Airlines
Deal found 4/30$622
This Expedia deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2110:50 amFRA - STL
1 stop11h 54mLufthansa
Sun 10/53:30 pmSTL - FRA
Nonstop8h 55mLufthansa
Deal found 4/30$628
This KLM deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/217:00 amFRA - STL
2 stops15h 58mKLM
Fri 11/2110:45 amSTL - FRA
1 stop14h 05mKLM
Deal found 5/1$632
This Delta deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/242:15 pmFRA - STL
2 stops16h 21mDelta
Thu 7/310:30 amSTL - FRA
2 stops17h 55mDelta
Deal found 5/1$634
This Lufthansa deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/1610:40 amFRA - STL
Nonstop9h 50mMultiple Airlines
Fri 5/301:30 pmSTL - FRA
1 stop11h 40mMultiple Airlines
Deal found 4/30$637
This Expedia deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/106:40 amFRA - STL
2 stops21h 18mBritish Airways
Sat 5/177:19 pmSTL - FRA
1 stop30h 26mBritish Airways
Deal found 5/1$639
This lol.travel deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/84:40 pmMAD - STL
1 stop12h 12mIberia
Mon 5/127:30 pmSTL - MAD
1 stop10h 55mIberia
Deal found 4/30$653

Cheapflights Fare Finder

Customize your flight search to find flights from Europe to St. Louis that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 1, 2025.
Use the filters below to find and compare flights from Europe to St. Louis that are best for you.

Fly from

Europe

Fly to

St. Louis

Route

Depart

Return

Price

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Mon 6/16

12:15 pm-8:55 pm

1 stop15h 40m

Lambert-St Louis

Tue 7/1

4:58 pm-11:30 am

1 stop11h 32m

$581

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Sat 10/18

8:15 am-7:08 pm

2 stops17h 53m

Lambert-St Louis

Fri 10/31

12:03 pm-10:45 am

2 stops16h 42m

$600

Frankfurt am MainSt. Louis

FRA - STL

FRASTL

Frankfurt am Main

Sun 9/21

9:20 am-3:23 pm

1 stop13h 03m

Lambert-St Louis

Wed 11/19

5:57 pm-4:40 pm

2 stops15h 43m

$619

Frankfurt am MainSt. Louis

FRA - STL

FRASTL

Frankfurt am Main

Fri 6/13

9:45 am-7:58 pm

2 stops17h 13m

Lambert-St Louis

Fri 7/18

8:00 am-8:10 am

2 stops17h 10m

$621

Frankfurt am MainSt. Louis

FRA - STL

FRASTL

Frankfurt am Main

Sun 6/1

9:55 am-7:58 pm

1 stop17h 03m

Lambert-St Louis

Sun 6/15

1:00 pm-11:10 am

2 stops15h 10m

$622

Frankfurt am MainSt. Louis

FRA - STL

FRASTL

Frankfurt am Main

Sun 9/21

10:50 am-3:44 pm

1 stop11h 54m

Lambert-St Louis

Sun 10/5

3:30 pm-7:25 am

Nonstop8h 55m

$628

Frankfurt am MainSt. Louis

FRA - STL

FRASTL

Frankfurt am Main

Sun 9/21

7:00 am-3:58 pm

2 stops15h 58m

Lambert-St Louis

Fri 11/21

10:45 am-7:50 am

1 stop14h 05m

$632

Frankfurt am MainSt. Louis

FRA - STL

FRASTL

Frankfurt am Main

Tue 6/24

2:15 pm-11:36 pm

2 stops16h 21m

Lambert-St Louis

Thu 7/3

10:30 am-11:25 am

2 stops17h 55m

$634

Frankfurt am MainSt. Louis

FRA - STL

FRASTL

Frankfurt am Main

Fri 5/16

10:40 am-1:30 pm

Nonstop9h 50m

Lambert-St Louis

Fri 5/30

1:30 pm-8:10 am

1 stop11h 40m

$639

Frankfurt am MainSt. Louis

FRA - STL

FRASTL

Frankfurt am Main

Sun 9/21

6:40 am-8:23 pm

2 stops20h 43m

Lambert-St Louis

Tue 11/25

6:29 pm-5:00 pm

2 stops15h 31m

$640

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 60 results
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Best time to book a flight from Europe to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Europe with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Europe to St. Louis

What is the cheapest month to book a flight from Europe to St. Louis?

Currently, August is the cheapest month in which you can book a flight from Europe to St. Louis (average of $311). Flying from Europe to St. Louis in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from EU to STL?

Find hourly flight availability from Europe to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2025.

When flying from Europe to St. Louis, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature totals by month.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated May 1, 2025.
Delta
8.0
Very good
7,934 reviews

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,334 reviews
Delta
8.0
Very good
7,934 reviews

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Austrian Airlines
7.6
Good
781 reviews
Delta
8.0
Very good
7,934 reviews

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,275 reviews
Delta
8.0
Very good
7,934 reviews

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air France
7.4
Good
1,448 reviews
Delta
8.0
Very good
7,934 reviews

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Europe to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to St. Louis from Europe?

    Lambert-St Louis (STL) is the airport you will fly into if you book a flight from Europe to St. Louis. It is only a 12.7 mi journey from Lambert-St Louis (STL) to St. Louis’s city center.

  • What are the cheapest airlines to fly from Europe to St. Louis one-way?

    The cheapest airline one-way is Aer Lingus, with whom users have recently found tickets for as low as $550. However, be on the lookout for offers from Iberia and British Airways, as they are both options that can get you from Europe to St. Louis for a low price.

  • What are the most popular routes from Europe to St. Louis?

    While some choose either Frankfurt am Main - Lambert-St Louis or London Gatwick - Lambert-St Louis, London Heathrow - Lambert-St Louis is the most popular route from Europe to St. Louis.

  • Can I find deals for flights from Europe to St. Louis that include hotel bookings?

    Yes. In addition to deals on Europe to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Europe to St. Louis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Europe to St. Louis.

  • Can I find deals for business class flights from Europe to St. Louis?

    Yes. Cheapflights offers flight deals from Europe to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Europe to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from Europe to St. Louis (average of $311). Flying from Europe to St. Louis in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Europe?

Book flights to Europe if you plan to visit one of these locations
Fenton
Maryland Heights
Fairview Heights
Collinsville
Wentzville
Eureka
St. Peters
Festus
Glencoe
Alton
Farmington
O'Fallon

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Alternative routes for Europe to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Europe to St. Louis

Discover the top 7 airlines that operate flights from Europe to St. Louis. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$278Average$867FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$322Average$588FlexibilityNo cancel feeOn-time67%
DeltaCheapest$348Average$607FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$431Average$831FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$481Average$823FlexibilityNo cancel feeOn-time70%
IberiaCheapest$553Average$695FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$579Average$867FlexibilityNo cancel feeOn-time76%

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