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St. Louis

$291+ 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 1/29. Fares are subject to change and may not be available on all flights or dates of travel.
CPH — STL
Jan 30 — Feb 61
Fri 1/30
Fri 2/6
1 adult, Economy
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Cheap 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 December 31, 2025.

This Trip.com deal was found by Cheapflights users on 12/28. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:00 pmLHR - STL
1 stop27h 29mAir Canada
Wed 1/74:05 pmSTL - LHR
1 stop13h 15mAir Canada
Deal found 12/28$1,143
This British Airways deal was found by Cheapflights users on 12/29. 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.
Wed 12/311:10 pmFCO - STL
1 stop37h 12mBritish Airways
Tue 1/62:54 pmSTL - FCO
2 stops36h 31mBritish Airways
Deal found 12/29$1,205
This British Airways deal was found by Cheapflights users on 12/29. 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.
Tue 12/308:25 pmFCO - STL
2 stops29h 57mBritish Airways
Tue 1/62:54 pmSTL - FCO
2 stops36h 31mBritish Airways
Deal found 12/29$1,289
This Delta deal was found by Cheapflights users on 12/29. 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 12/309:20 amFCO - STL
1 stop14h 39mDelta
Tue 1/65:56 pmSTL - FCO
2 stops16h 29mDelta
Deal found 12/29$1,308
This Flighttix deal was found by Cheapflights users on 12/29. 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.
Wed 12/318:40 amFRA - STL
1 stop14h 47mLufthansa
Tue 1/131:15 pmSTL - FRA
1 stop13h 40mLufthansa
Deal found 12/29$1,354
This KAYAK deal was found by Cheapflights users on 12/29. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/311:10 pmFCO - STL
1 stop37h 12mMultiple Airlines
Tue 1/611:05 amSTL - FCO
2 stops40h 35mMultiple Airlines
Deal found 12/29$1,364
This KLM deal was found by Cheapflights users on 12/29. 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.
Wed 12/3110:05 amFCO - STL
1 stop20h 33mKLM
Tue 1/67:10 amSTL - FCO
1 stop20h 20mKLM
Deal found 12/29$1,368
This Delta deal was found by Cheapflights users on 12/29. 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.
Wed 12/316:00 amFCO - STL
2 stops18h 00mDelta
Tue 1/65:56 pmSTL - FCO
2 stops18h 49mDelta
Deal found 12/29$1,376
This Flighttix deal was found by Cheapflights users on 12/29. 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.
Wed 12/3112:50 pmFRA - STL
1 stop15h 53mLufthansa
Wed 1/143:50 pmSTL - FRA
Nonstop8h 40mLufthansa
Deal found 12/29$1,377
This Billigflug deal was found by Cheapflights users on 12/30. 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 Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:20 amFRA - STL
2 stops19h 10mMultiple Airlines
Tue 1/1311:05 amSTL - FRA
2 stops20h 05mMultiple Airlines
Deal found 12/30$1,398
This Flysmarter deal was found by Cheapflights users on 12/29. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3110:50 amFRA - STL
1 stop15h 40mBritish Airways
Wed 1/142:54 pmSTL - FRA
2 stops16h 11mBritish Airways
Deal found 12/29$1,404
This American Airlines deal was found by Cheapflights users on 12/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3110:15 amFRA - STL
1 stop35h 45mAmerican Airlines
Tue 1/133:54 pmSTL - FRA
2 stops15h 16mAmerican Airlines
Deal found 12/30$1,413

Find 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 December 31, 2025.

Round-trip from

$477
(Kiwi.com)

One-way from

$291
(Trip.com)

Popular in

December

Cheapest in

February

Average price

$1,605

Good one-way deal

$639 or less
From Europe to Lambert-St Louis
Search Deals
One-way flight from Europe to Lambert-St Louis
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($68 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($62 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a one-way flight from Europe to Lambert-St Louis.
Search Deals

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 December 31, 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

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Wed 1/28

6:30 am-1:55 pm

1 stop13h 25m

Lambert-St Louis

Wed 2/4

6:40 pm-3:50 pm

2 stops15h 10m

$588

LondonSt. Louis

LGW - STL

LGWSTL

London Gatwick

Tue 3/10

1:00 pm-11:19 pm

2 stops39h 19m

Lambert-St Louis

Tue 3/31

4:51 pm-10:00 am

1 stop35h 09m

$588

LondonSt. Louis

LGW - STL

LGWSTL

London Gatwick

Fri 1/30

2:00 pm-11:11 am

1 stop27h 11m

Lambert-St Louis

Fri 2/6

11:18 am-10:00 am

1 stop16h 42m

$591

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Tue 3/10

9:00 am-9:07 pm

2 stops17h 07m

Lambert-St Louis

Tue 3/31

11:15 am-7:15 am

2 stops14h 00m

$597

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Tue 1/27

9:00 am-9:13 pm

2 stops18h 13m

Lambert-St Louis

Tue 2/3

11:22 am-6:20 am

1 stop12h 58m

$597

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Fri 2/20

9:00 am-7:14 pm

2 stops16h 14m

Lambert-St Louis

Sat 2/28

11:25 am-5:55 am

1 stop12h 30m

$597

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Fri 1/30

6:30 am-1:55 pm

1 stop13h 25m

Lambert-St Louis

Fri 2/6

1:15 pm-7:55 am

1 stop12h 40m

$598

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Thu 2/12

9:00 am-7:14 pm

2 stops16h 14m

Lambert-St Louis

Thu 2/19

2:45 pm-9:40 am

1 stop12h 55m

$598

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Fri 1/30

6:30 am-1:55 pm

1 stop13h 25m

Lambert-St Louis

Fri 2/6

9:57 am-6:20 am

2 stops14h 23m

$598

ParisSt. Louis

CDG - STL

CDGSTL

Paris Charles de Gaulle

Fri 1/23

7:05 am-7:29 pm

2 stops19h 24m

Lambert-St Louis

Mon 1/26

1:35 pm-3:20 pm

2 stops18h 45m

$603

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/30

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, February is the cheapest month in which you can book a flight from Europe to St. Louis (average of $417). Flying from Europe to St. Louis in July is currently the most expensive (average of $515). 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 December 31, 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.

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 December 31, 2025.
Peruse reviews from past customers who have flown with KLM, United Airlines, and Iberia from Europe to St. Louis to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,435 reviews

Crew

8.4

Food

7.2

Overall

7.7

Comfort

7.6

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
KLM
7.7
Good
1,435 reviews
KLM
7.7
Good
1,435 reviews

Crew

8.4

Food

7.2

Overall

7.7

Comfort

7.6

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
United Airlines
7.4
Good
9,124 reviews
KLM
7.7
Good
1,435 reviews

Crew

8.4

Food

7.2

Overall

7.7

Comfort

7.6

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Iberia
7.0
Good
3,058 reviews
KLM
7.7
Good
1,435 reviews

Crew

8.4

Food

7.2

Overall

7.7

Comfort

7.6

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Lufthansa
6.8
Okay
7,668 reviews
KLM
7.7
Good
1,435 reviews

Crew

8.4

Food

7.2

Overall

7.7

Comfort

7.6

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
British Airways
6.7
Okay
7,628 reviews
KLM
7.7
Good
1,435 reviews

Crew

8.4

Food

7.2

Overall

7.7

Comfort

7.6

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

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.

  • How long is the flight from Europe to St. Louis?

    A quick flight from Europe to St. Louis can take about 13h 25m. Lufthansa provides one of the quickest options available for as low as $588. The distance between Europe and St. Louis is about 4186 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $408. However, be on the lookout for offers from British Airways and Lufthansa, 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 London Heathrow - Lambert-St Louis or London Gatwick - Lambert-St Louis, Frankfurt am Main - 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, February is the cheapest month in which you can book a flight from Europe to St. Louis (average of $417). Flying from Europe to St. Louis in July is currently the most expensive (average of $515). 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 St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Edwardsville
O'Fallon
Swansea
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
Chesterfield
Alton
Farmington
Festus

Browse thousands of different options on Cheapflights for your next trip

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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 5 airlines flying from Europe to St. Louis

Discover the top 5 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 December 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$528Average$700FlexibilityNo cancel feeOn-time69%
IberiaCheapest$553Average$606FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$555Average$907FlexibilityNo cancel feeOn-time70%
Air CanadaCheapest$567Average$588FlexibilityNo cancel feeOn-time67%
LufthansaCheapest$618Average$921FlexibilityNo cancel feeOn-time76%

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