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Cheap flights from Europe to St. Louis from $410

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Europe to St. Louis departing on 3/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Europe to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
9:50 am - 3:46 pm
ZRH
-
STL
12h 56m
1 stop
United Airlines Logo
12:55 pm - 8:05 am
STL
-
ZRH
12h 10m
1 stop
$574United Airlines
Wed, Jul 1 - Tue, Jul 7
United Airlines Logo
9:50 am - 3:46 pm
ZRH
-
STL
12h 56m
1 stop
United Airlines Logo
12:23 pm - 8:15 am
STL
-
ZRH
12h 52m
1 stop
$614United Airlines
Wed, Jul 1 - Wed, Jul 8
Lufthansa Logo
7:25 am - 10:59 pm
FRA
-
STL
21h 34m
2 stops
Lufthansa Logo
1:10 pm - 9:55 am
STL
-
FRA
13h 45m
1 stop
$660Lufthansa
Fri, Mar 13 - Sun, Mar 29
United Airlines Logo
9:50 am - 3:46 pm
ZRH
-
STL
12h 56m
1 stop
United Airlines Logo
12:23 pm - 8:15 am
STL
-
ZRH
12h 52m
1 stop
$661United Airlines
Tue, Jun 30 - Tue, Jul 7
Lufthansa Logo
7:25 am - 6:00 pm
FRA
-
STL
16h 35m
2 stops
Lufthansa Logo
6:35 pm - 6:30 am
STL
-
FRA
28h 55m
1 stop
$662Lufthansa
Fri, Mar 13 - Sun, Mar 29
Multiple Airlines Logo
8:30 am - 3:48 pm
BRU
-
STL
14h 18m
2 stops
Multiple Airlines Logo
9:10 am - 7:10 am
STL
-
BRU
15h 00m
2 stops
$678Multiple Airlines
Fri, Apr 17 - Wed, Apr 22
Multiple Airlines Logo
8:30 am - 6:11 pm
BRU
-
STL
16h 41m
2 stops
Multiple Airlines Logo
12:15 pm - 7:15 am
STL
-
BRU
12h 00m
1 stop
$681Multiple Airlines
Sat, Apr 18 - Sat, May 2
British Airways Logo
7:25 pm - 7:33 pm
LHR
-
STL
30h 08m
2 stops
British Airways Logo
8:03 pm - 12:15 pm
STL
-
LHR
10h 12m
1 stop
$727British Airways
Mon, Apr 13 - Mon, Apr 20
British Airways Logo
4:25 pm - 7:30 pm
LHR
-
STL
9h 05mnonstop
British Airways Logo
9:35 pm - 11:35 am
STL
-
LHR
8h 00mnonstop
$730British Airways
Tue, Apr 21 - Wed, Apr 29
Iberia Logo
7:15 pm - 10:19 pm
LCY
-
STL
33h 04m
2 stops
Iberia Logo
12:25 pm - 3:15 pm
STL
-
LCY
20h 50m
2 stops
$863Iberia
Mon, Apr 20 - Thu, Apr 30

Delta flights from Europe to St. Louis

Our best Delta deals on Europe to St. Louis flight tickets
Delta
Apr 14
FRA7:00 amFrankfurt am Main
15h 32m
2 stops
STL3:32 pmLambert-St Louis
Apr 21
STL12:23 pmLambert-St Louis
16h 02m
2 stops
FRA11:25 amFrankfurt am Main
$699
Delta
Apr 16
FRA7:00 amFrankfurt am Main
20h 44m
2 stops
STL8:44 pmLambert-St Louis
Apr 23
STL6:48 amLambert-St Louis
20h 02m
1 stop
FRA9:50 amFrankfurt am Main
$703
Delta
Apr 14
LHR8:40 amLondon Heathrow
18h 39m
2 stops
STL9:19 pmLambert-St Louis
Apr 21
STL11:42 amLambert-St Louis
13h 28m
2 stops
LHR7:10 amLondon Heathrow
$758

Lufthansa flights from Europe to St. Louis

Our best Lufthansa deals on Europe to St. Louis flight tickets
Lufthansa
Mar 13
FRA7:25 amFrankfurt am Main
21h 34m
2 stops
STL10:59 pmLambert-St Louis
Mar 29
STL1:10 pmLambert-St Louis
13h 45m
1 stop
FRA9:55 amFrankfurt am Main
$660
Lufthansa
Mar 13
FRA7:25 amFrankfurt am Main
16h 35m
2 stops
STL6:00 pmLambert-St Louis
Mar 29
STL6:35 pmLambert-St Louis
28h 55m
1 stop
FRA6:30 amFrankfurt am Main
$662
Lufthansa
Apr 17
BRU8:30 amBrussels Bruxelles-National
14h 18m
2 stops
STL3:48 pmLambert-St Louis
Apr 22
STL11:37 amLambert-St Louis
13h 08m
1 stop
BRU7:45 amBrussels Bruxelles-National
$663

momondo 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, momondo users made 832,500 searches. Data last updated March 2, 2026.
Use the filters below to find and compare flights from Europe to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ZurichSt. Louis

ZRH - STL

ZRHSTL

Zurich

Wed 7/1

9:50 am-3:46 pm

1 stop12h 56m

Lambert-St Louis

Tue 7/7

12:55 pm-8:05 am

1 stop12h 10m

$574

ZurichSt. Louis

ZRH - STL

ZRHSTL

Zurich

Wed 7/1

9:50 am-3:46 pm

1 stop12h 56m

Lambert-St Louis

Wed 7/8

12:23 pm-8:15 am

1 stop12h 52m

$614

Frankfurt am MainSt. Louis

FRA - STL

FRASTL

Frankfurt am Main

Fri 3/13

7:25 am-10:59 pm

2 stops21h 34m

Lambert-St Louis

Sun 3/29

1:10 pm-9:55 am

1 stop13h 45m

$660

ZurichSt. Louis

ZRH - STL

ZRHSTL

Zurich

Tue 6/30

9:50 am-3:46 pm

1 stop12h 56m

Lambert-St Louis

Tue 7/7

12:23 pm-8:15 am

1 stop12h 52m

$661

Frankfurt am MainSt. Louis

FRA - STL

FRASTL

Frankfurt am Main

Fri 3/13

7:25 am-6:00 pm

2 stops16h 35m

Lambert-St Louis

Sun 3/29

6:35 pm-6:30 am

1 stop28h 55m

$662

BrusselsSt. Louis

BRU - STL

BRUSTL

Brussels Bruxelles-National

Fri 4/17

8:30 am-3:48 pm

2 stops14h 18m

Lambert-St Louis

Wed 4/22

9:10 am-7:10 am

2 stops15h 00m

$678

BrusselsSt. Louis

BRU - STL

BRUSTL

Brussels Bruxelles-National

Sat 4/18

8:30 am-6:11 pm

2 stops16h 41m

Lambert-St Louis

Sat 5/2

12:15 pm-7:15 am

1 stop12h 00m

$681

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Mon 4/13

7:25 pm-7:33 pm

2 stops30h 08m

Lambert-St Louis

Mon 4/20

8:03 pm-12:15 pm

1 stop10h 12m

$727

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Tue 4/21

4:25 pm-7:30 pm

Nonstop9h 05m

Lambert-St Louis

Wed 4/29

9:35 pm-11:35 am

Nonstop8h 00m

$730

LondonSt. Louis

LCY - STL

LCYSTL

London City

Mon 4/20

7:15 pm-10:19 pm

2 stops33h 04m

Lambert-St Louis

Thu 4/30

12:25 pm-3:15 pm

2 stops20h 50m

$863

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to St. Louis from

How to get the cheapest flight ticket from Europe to St. Louis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to St. Louis?

In general, March is the cheapest month to fly from Europe to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $745. The month of February is another great option to travel to St. Louis, with average flight prices from Europe averaging around $875.

What is the cheapest Europe to Lambert-St Louis flight route?

Fly from London Heathrow to Lambert-St Louis for the best Europe - Lambert-St Louis flight prices

How far in advance should I book a flight to St. Louis?

You are more likely to see cheaper flights to St. Louis from Europe when booking weeks ahead of your departure date. In general, you can expect to find flights to St. Louis for around $978 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to St. Louis from Europe for as low as $867 on momondo.

What cabin class options are available on Europe to Lambert-St Louis flights?

There are 3 cabin classes available to choose from on Europe to Lambert-St Louis flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Europe to St. Louis flights?

You could potentially save up to 33% on your flight if you consider stops on a Europe to St. Louis flight.

Cheap Europe to St. Louis flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Europe to St. Louis

Best Price Found

$537

Fastest flight time

9h 05m

Direct flights

Mon, Wed, Thu and Sat

Airports in St. Louis

1 airport
The best one-way flight to St. Louis from Europe in the past 72 hours is $537. The best round-trip flight deal from Europe to St. Louis found on momondo in the last 72 hours is $803.
The fastest flight from Europe to St. Louis takes 9h 05m
Direct flights go from Europe to St. Louis on Monday, Wednesday, Thursday and Saturday. The only airline offering direct flights is Lufthansa.
There is 1 airport in St. Louis. From Europe there are direct flights to Lambert-St Louis (STL).
Search flight deals

  • When did momondo last update prices for flights from Europe to Lambert-St Louis Airport?

    Prices for flights from Europe to Lambert-St Louis Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Europe to Lambert-St Louis Airport?

  • How old do you have to be to fly from Europe to Lambert-St Louis Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Europe to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The required travel and health documents for your Lambert-St Louis Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Lambert-St Louis Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Europe to St. Louis

Compare and see reviews for airlines that fly from Europe to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $528Free CancellationRating
7.4
9,375 reviews
Search United Airlines flights
IberiaPriceFrom $553Free CancellationRating
7.0
3,128 reviews
Search Iberia flights
British AirwaysPriceFrom $555Free CancellationRating
6.7
7,773 reviews
Search British Airways flights
LufthansaPriceFrom $594Free CancellationRating
6.8
7,818 reviews
Search Lufthansa flights

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Hermann
Fairview Heights
Florissant
Maryland Heights
O'Fallon
St. Peters
Wentzville
Collinsville
Alton
Fenton
Farmington
Edwardsville
Festus
Clayton
Eureka
Litchfield
Glencoe
Grafton

Why use momondo?

Why should I use momondo to find a flight deal from Europe to St. Louis?

It is quick and easy to find Europe to St. Louis flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to St. Louis that suits you.

Can I find flights from Europe to St. Louis with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Europe to St. Louis flights to just show those with flexible booking policies.

How can momondo help me find flights from Europe to St. Louis?

Once you have performed a search for Europe to St. Louis flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Europe to St. Louis right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Europe to St. Louis flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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