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Cheap flights from St. Louis to Europe from $247

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Europe departing on 4/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from St. Louis to Europe

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from St. Louis to Europe.
 Logo
4:57 pm - 10:10 amSTL-LGW
35h 13m1 stop
 Logo
2:00 pm - 11:46 pmLGW-STL
15h 46m1 stop
Sat, Apr 12 - Mon, Apr 21
 Logo
5:45 pm - 10:00 amSTL-LGW
34h 15m1 stop
 Logo
2:00 pm - 12:06 amLGW-STL
16h 06m1 stop
Thu, May 8 - Tue, May 13
Air Canada Logo
3:30 pm - 8:35 amSTL-LHR
11h 05m1 stop
Air Canada Logo
2:05 pm - 7:58 pmLHR-STL
11h 53m1 stop
$661Air Canada
Find Deal
Tue, Apr 29 - Tue, May 6
American Airlines Logo
9:18 am - 8:10 amSTL-LGW
16h 52m2 stops
American Airlines Logo
10:40 am - 11:51 pmLGW-STL
19h 11m2 stops
$671American Airlines
Find Deal
Tue, Apr 29 - Tue, May 6
United Airlines Logo
1:12 pm - 8:20 amSTL-LHR
13h 08m1 stop
United Airlines Logo
6:30 am - 1:30 pmLHR-STL
13h 00m1 stop
$683United Airlines
Find Deal
Mon, Apr 28 - Fri, May 9
United Airlines Logo
10:40 am - 6:20 amSTL-LHR
13h 40m1 stop
United Airlines Logo
6:30 am - 1:30 pmLHR-STL
13h 00m1 stop
$684United Airlines
Find Deal
Tue, Apr 29 - Wed, May 7
American Airlines Logo
2:20 pm - 7:20 amSTL-LHR
11h 00m1 stop
American Airlines Logo
2:10 pm - 11:51 pmLHR-STL
15h 41m1 stop
$723American Airlines
Find Deal
Wed, May 21 - Wed, May 28
Air Canada Logo
1:30 pm - 6:30 amSTL-LHR
11h 00m1 stop
Air Canada Logo
8:40 am - 7:43 pmLHR-STL
17h 03m2 stops
$742Air Canada
Find Deal
Sat, May 17 - Thu, Jun 12
Lufthansa Logo
1:12 pm - 6:35 pmSTL-LCY
23h 23m2 stops
Lufthansa Logo
7:10 pm - 1:30 pmLCY-STL
24h 20m1 stop
$749Lufthansa
Find Deal
Tue, Apr 15 - Tue, Apr 22
Lufthansa Logo
5:35 pm - 4:25 pmSTL-LCY
16h 50m2 stops
Lufthansa Logo
8:55 am - 11:46 pmLCY-STL
20h 51m2 stops
$751Lufthansa
Find Deal
Mon, Apr 28 - Fri, May 9

Air France flights from St. Louis to Europe

Our best Air France deals on St. Louis to Europe flight tickets
Air France
May 17
STL5:00 pmLambert-St Louis
33h 50m
2 stops
LHR8:50 amLondon Heathrow
Jun 12
LHR6:30 amLondon Heathrow
15h 52m
2 stops
STL4:22 pmLambert-St Louis
Air France
May 17
STL5:00 pmLambert-St Louis
33h 50m
2 stops
LHR8:50 amLondon Heathrow
Jun 12
LHR11:45 amLondon Heathrow
11h 22m
1 stop
STL5:07 pmLambert-St Louis
Air France
Apr 12
STL4:30 pmLambert-St Louis
33h 50m
1 stop
BCN9:20 amBarcelona-El Prat
Apr 21
BCN9:15 pmBarcelona-El Prat
26h 32m
2 stops
STL4:47 pmLambert-St Louis

KLM flights from St. Louis to Europe

Our best KLM deals on St. Louis to Europe flight tickets
KLM
May 27
STL11:32 amLambert-St Louis
14h 13m
1 stop
DUB7:45 amDublin
Jun 3
DUB10:00 amDublin
16h 49m
1 stop
STL8:49 pmLambert-St Louis
KLM
May 9
STL5:40 pmLambert-St Louis
11h 30m
1 stop
LHR11:10 amLondon Heathrow
May 12
LHR3:15 pmLondon Heathrow
14h 23m
1 stop
STL11:38 pmLambert-St Louis
KLM
Apr 9
STL10:42 amLambert-St Louis
13h 53m
1 stop
FCO7:35 amRome Fiumicino
Apr 22
FCO6:30 amRome Fiumicino
17h 17m
2 stops
STL4:47 pmLambert-St Louis

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

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 Europe?

The cheapest month to fly to Europe from St. Louis is in April. Flight prices, which tend to average around $751, are often lower during this time because this is during the off-season. If you aren’t able to travel to Europe during the month of April, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $786.

What is the cheapest day to depart on your flight to Europe?

The cheapest day to depart from St. Louis to Europe is on a Wednesday. Travelers who choose to depart for Europe on a Wednesday will often find tickets for as low as $846. Flights from St. Louis to Europe on a Tuesday will generally be more expensive and average around $1,006. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Europe?

According to our data, the cheapest time of day to fly to Europe is in the morning. momondo users have found flights departing from St. Louis to Europe in the morning for as low as $915. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets at noon because they tend to be around $958. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

Fly from Lambert-St Louis to Frankfurt am Main for the best Lambert-St Louis - Europe flight prices

How far in advance should I book a flight to Europe?

You are more likely to see cheaper flights to Europe from St. Louis when booking 9 weeks ahead of your departure date. In general, you can expect to find flights to Europe for around $951 when searching 9 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Europe from St. Louis for as low as $790 on momondo.

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

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

Cheap St. Louis to Europe flight deals and tips

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

Best Price Found

$247

Fastest flight time

8h 55m

Direct flights

Mon, Thu and Sat

Airports in Europe

9 airports
The best one-way flight to Europe from St. Louis in the past 72 hours is $247. The best round-trip flight deal from St. Louis to Europe found on momondo in the last 72 hours is $585.
The fastest flight from St. Louis to Europe takes 8h 55m
Direct flights go from St. Louis to Europe on Monday, Thursday and Saturday. Airlines offering direct flights are: United Airlines and Lufthansa.
There are 9 airports near Europe: Dublin (DUB), Rome Fiumicino (FCO), Frankfurt am Main (FRA), London Heathrow (LHR), Paris Orly (ORY), Paris Charles de Gaulle (CDG), Lisbon Humberto Delgado (LIS), Barcelona-El Prat (BCN), London Gatwick (LGW)

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

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

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Europe.

  • What documentation or ID do you need to fly to Europe?

    The necessary travel and health documents for your Europe trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.


Best airlines flying from St. Louis to Europe

Compare and see reviews for airlines that fly from St. Louis to Europe with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $469Free CancellationRating
6.6
6,715 reviews
Search British Airways flights
LufthansaPriceFrom $530Free CancellationRating
6.7
6,963 reviews
Search Lufthansa flights
KLMPriceFrom $540Free CancellationRating
7.8
1,323 reviews
Search KLM flights
IberiaPriceFrom $566Free CancellationRating
7.0
2,657 reviews
Search Iberia flights
American AirlinesPriceFrom $576Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $585Free CancellationRating
8.0
7,897 reviews
Search Delta flights
Air CanadaPriceFrom $591Free CancellationRating
7.0
9,022 reviews
Search Air Canada flights
United AirlinesPriceFrom $594Free CancellationRating
7.4
8,616 reviews
Search United Airlines flights
Austrian AirlinesPriceFrom $611Free CancellationRating
7.5
771 reviews
Search Austrian Airlines flights
Air FrancePriceFrom $633Free CancellationRating
7.4
1,427 reviews
Search Air France flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from St. Louis to Europe. momondo saves you time and could save you money on your trip.

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

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

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

Once you have performed a search for St. Louis to Europe 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 St. Louis to Europe right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Europe from St. Louis. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


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