How does KAYAK find such low prices on flights from Europe to St. Louis?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Europe to St. Louis.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Europe to St. Louis?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to St. Louis from Europe is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Europe to St. Louis?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to St. Louis with an airline and back to Europe with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Europe to St. Louis?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to St. Louis from Europe up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$373 CHEAP FLIGHTS from Europe to St. Louis

Save 20% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Flight Deals

Cheap Flights from Europe to St. Louis

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Europe to St. Louis

Thu, Aug 20 - Sat, Sep 5

2:40 pm - 12:14 am

CDG

STL

16h 34m

1 stop

5:13 pm - 12:40 pm

STL

CDG

12h 27m

1 stop

$690Iberia

Thu, Aug 20 - Sat, Sep 5

2:40 pm - 12:14 am

CDG

STL

16h 34m

1 stop

5:13 pm - 12:40 pm

STL

CDG

12h 27m

1 stop

$691Iberia

Sun, Aug 30 - Sun, Sep 13

10:55 am - 11:42 pm

FRA

STL

19h 47m

1 stop

9:40 pm - 10:20 pm

STL

FRA

17h 40m

1 stop

$709Multiple Airlines

Fri, Nov 13 - Sun, Nov 29

6:50 am - 9:08 pm

CDG

STL

21h 18m

2 stops

10:45 am - 9:10 am

STL

CDG

15h 25m

1 stop

$709Iberia

Sun, Aug 30 - Sun, Sep 13

10:55 am - 11:42 pm

FRA

STL

19h 47m

1 stop

9:40 pm - 10:20 pm

STL

FRA

17h 40m

1 stop

$710Multiple Airlines

Wed, Sep 2 - Wed, Sep 23

4:25 pm - 7:30 pm

LHR

STL

9h 05mnonstop

9:35 pm - 11:35 am

STL

LHR

8h 00mnonstop

$901British Airways

Fri, Oct 2 - Sun, Oct 11

2:40 pm - 10:59 pm

MXP

STL

15h 19m

2 stops

11:35 am - 1:20 pm

STL

MXP

18h 45m

1 stop

$902Lufthansa

Wed, Sep 2 - Wed, Sep 23

4:25 pm - 7:30 pm

LHR

STL

9h 05mnonstop

9:35 pm - 11:35 am

STL

LHR

8h 00mnonstop

$902British Airways

Sun, Aug 30 - Sun, Sep 6

6:40 am - 1:25 pm

BCN

STL

13h 45m

1 stop

1:00 pm - 8:20 am

STL

BCN

12h 20m

1 stop

$903Lufthansa

Wed, Oct 7 - Sun, Oct 11

9:30 am - 6:41 pm

LHR

STL

15h 11m

1 stop

1:29 pm - 6:45 am

STL

LHR

11h 16m

1 stop

$909United Airlines

Useful Info

Low season	January
High season	August
Cheapest flight	$373

Best time to beat the crowds with an average 7% drop in price.

Most popular time to fly with an average 5% increase in price.

Flight from Milan to St. Louis

How does KAYAK find such low prices on flights from Europe to St. Louis?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Europe to St. Louis.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Europe to St. Louis?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to St. Louis from Europe is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Europe to St. Louis?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to St. Louis with an airline and back to Europe with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Europe to St. Louis?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to St. Louis from Europe up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to St. Louis

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in St. Louis

St. Louis (STL)

$373 Find Cheap Flights from Europe to St. Louis - Compare and Save

Cheap Flights from Europe to St. Louis

Recent round-trip flight deals from Europe to St. Louis

Recent one-way flight deals from Europe to St. Louis

Recent last minute flight deals from Europe to St. Louis

Recent direct flight deals from Europe to St. Louis

Good to know

FAQs for booking flights from Europe to St. Louis

Everything you need to know for your flight to St. Louis

Information on the airport you'll fly into in St. Louis

Cabin class types available on flights to Europe

Complete your trip to St. Louis with a hotel stay or car rental

Find direct flights for St. Louis

Flights to other popular destinations

Flights from domestic origins to Europe

Choose which airport to fly into in St. Louis

Find deals for your return flight