$347 Find Cheap Flights from Italy to St. Louis

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to St. Louis departing on 5/6. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult

KAYAK searches hundreds of travel sites at once for deals on flights to St. Louis

 
These are the airlines KAYAK users have selected most often from within our search results for flights to St. Louis, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results for flights to St. Louis, as well as popular online travel agencies
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Cheap Flights from Italy to St. Louis

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Italy to St. Louis that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

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

KAYAK's recommended round-trip deals from the most popular airlines that fly from Italy to St. Louis.
Discover the best prices for you by selecting your travel dates on KAYAK.
Choose your dates
 Logo
6:05 am - 7:58 pmBLQ-STL
20h 53m2 stops
 Logo
1:30 pm - 9:55 amSTL-BLQ
13h 25m2 stops
Fri, May 9 - Tue, May 13
Air Canada Logo
6:40 am - 7:58 pmFLR-STL
20h 18m2 stops
Air Canada Logo
1:30 pm - 1:00 pmSTL-FLR
16h 30m2 stops
$762Air Canada
Find Deal
Thu, May 8 - Mon, May 12
United Airlines Logo
6:40 am - 7:58 pmFLR-STL
20h 18m2 stops
United Airlines Logo
11:20 am - 2:05 pmSTL-FLR
19h 45m2 stops
$764United Airlines
Find Deal
Sat, May 3 - Mon, May 26
United Airlines Logo
6:40 am - 7:58 pmFLR-STL
20h 18m2 stops
United Airlines Logo
8:15 am - 10:45 amSTL-FLR
19h 30m2 stops
$767United Airlines
Find Deal
Sat, May 3 - Thu, May 29
Lufthansa Logo
6:05 am - 1:30 pmBLQ-STL
14h 25m1 stop
Lufthansa Logo
8:25 am - 11:30 pmSTL-BLQ
32h 05m2 stops
$769Lufthansa
Find Deal
Fri, May 9 - Tue, May 13
Delta Logo
6:30 am - 8:49 pmFCO-STL
21h 19m2 stops
Delta Logo
2:15 pm - 2:50 pmSTL-FCO
17h 35m2 stops
$801Delta
Find Deal
Wed, May 7 - Sun, May 11
Delta Logo
6:30 am - 11:36 pmFLR-STL
24h 06m2 stops
Delta Logo
5:45 pm - 7:00 pmSTL-FLR
18h 15m2 stops
$818Delta
Find Deal
Tue, May 6 - Wed, May 28
British Airways Logo
11:15 am - 9:52 pmFCO-STL
17h 37m2 stops
British Airways Logo
5:00 am - 9:00 amSTL-FCO
21h 00m1 stop
$823British Airways
Find Deal
Wed, May 7 - Sun, May 11
British Airways Logo
7:10 am - 10:12 pmFLR-STL
22h 02m2 stops
British Airways Logo
1:45 pm - 10:20 pmSTL-FLR
25h 35m2 stops
$824British Airways
Find Deal
Sun, May 4 - Fri, May 30
Lufthansa Logo
6:40 am - 1:30 pmFLR-STL
13h 50m1 stop
Lufthansa Logo
1:00 pm - 6:15 pmSTL-FLR
22h 15m2 stops
$886Lufthansa
Find Deal
Sun, May 4 - Mon, May 26

KAYAK's insights & trends for flights to St. Louis

Get data-powered insights and trends for flights to St. Louis to help you find the cheapest flights, the best time to fly and much more.

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

The average price of all round-trip flights to St. Louis clicked on KAYAK for each day over the last 12 months.
Based on KAYAK data, the cheapest day to fly to St. Louis is Thursday where round-trip tickets can be as cheap as $786. On the other hand, the most expensive day to fly is Tuesday, where round-trip prices are $913 on average.

What is the cheapest time of day to fly to St. Louis?

The average price for all round-trip flights to St. Louis depending on the time of departure, clicked by users on KAYAK in the last 2 weeks.
The cheapest time of day to fly to St. Louis is generally in the afternoon, when round-trip flights cost $929 on average. The most expensive time of day to fly to St. Louis is generally in the morning, which is peak travel time and where the average cost of a ticket is $947.

Good to know

Low season

April

High season

August

Cheapest flight

$347
Best time to beat the crowds with an average 2% drop in price.
Most popular time to fly and prices are also 1% lower on average.
Flight from Rome to St. Louis

FAQs - booking St. Louis flights

  • How far is Lambert-St Louis Airport from central St. Louis?

    There are 13 miles between St. Louis city center and Lambert-St Louis Airport.

  • What is the name of St. Louis’s airport?

    When flying to St. Louis, you'll arrive at Lambert-St Louis Airport (STL). The airport is also known as Lambert Field, Lambert-St Louis, St. Louis Lambert, or St. Louis Lambert Intl.

  • How does KAYAK find such low prices on flights 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 to St. Louis.

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

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

  • What is the Hacker Fare option on flights 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 with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight 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 up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

  • How many direct flights to St. Louis are there each week?

    Each week there are around 1,678 direct flights from within Italy to St. Louis. The most common day for departures is Thursday, with 15% of flights taking off on this day.

See more FAQs

Top tips for finding cheap flights to St. Louis

  • Enter your preferred departure airport and travel dates into the search form above to unlock the latest St. Louis flight deals.

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

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

Not what you’re looking for? Find thousands of other hotels, flights, car rentals and package deals with KAYAK.