$148 Find Cheap Flights from St. Louis to Italy - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from St. Louis to Italy departing on 9/28. 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
1 adult, Economy, 0 bags

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Cheap Flights from St. Louis to Italy

Cheapest round-trip prices found by our users on KAYAK in the last 72 hours
Rome
Rome2 stops$562
Milan
Milan1 stop$710
Florence
Florence2 stops$772
Naples
Naples1 stop$857
Palermo
Palermo2 stops$770
Catania
Catania2 stops$922
Bologna
Bologna2 stops$782
Olbia
Olbia1 stop$974
Pisa
Pisa1 stop$944
Cagliari
Cagliari2 stops$1,056
Turin
Turin1 stop$906
Genoa
Genoa2 stops$971
Verona
Verona2 stops$852
Rome
Rome2 stops$562
Milan
Milan1 stop$710
Florence
Florence2 stops$772
Naples
Naples1 stop$857
Palermo
Palermo2 stops$770
Catania
Catania2 stops$922
Bologna
Bologna2 stops$782
Olbia
Olbia1 stop$974
Pisa
Pisa1 stop$944
Cagliari
Cagliari2 stops$1,056
Turin
Turin1 stop$906
Genoa
Genoa2 stops$971
Verona
Verona2 stops$852

Book Cheap St. Louis to Italy Plane Tickets

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from St. Louis to Italy 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.
Discover the best prices for you by selecting your travel dates on KAYAK.

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

Wed, Aug 19 - Wed, Aug 26
Aer Lingus Logo
8:55 am - 10:25 am
STL
-
FCO
18h 30m
2 stops
Aer Lingus Logo
7:30 am - 8:24 pm
FCO
-
STL
19h 54m
2 stops
$562Aer Lingus
Sun, Aug 16 - Sun, Aug 23
Aer Lingus Logo
8:55 am - 10:25 am
STL
-
FCO
18h 30m
2 stops
Aer Lingus Logo
7:30 am - 8:24 pm
FCO
-
STL
19h 54m
2 stops
$617Aer Lingus
Mon, Sep 21 - Tue, Oct 6
Air Canada Logo
12:10 pm - 10:20 am
STL
-
MXP
15h 10m
1 stop
Air Canada Logo
12:20 pm - 2:00 pm
MXP
-
STL
32h 40m
2 stops
$710Air Canada
Mon, Sep 21 - Tue, Oct 6
Air Canada Logo
8:55 am - 10:20 am
STL
-
MXP
18h 25m
2 stops
Air Canada Logo
12:20 pm - 2:00 pm
MXP
-
STL
32h 40m
2 stops
$715Air Canada
Wed, Oct 14 - Fri, Oct 23
British Airways Logo
9:35 pm - 11:35 pm
STL
-
MXP
19h 00m
1 stop
British Airways Logo
2:20 pm - 11:37 pm
MXP
-
STL
16h 17m
1 stop
$732British Airways
Sun, Nov 8 - Wed, Nov 18
Lufthansa Logo
6:50 pm - 6:00 pm
STL
-
FCO
16h 10m
2 stops
Lufthansa Logo
7:05 am - 1:45 pm
FCO
-
STL
13h 40m
1 stop
$760Lufthansa
Mon, Nov 9 - Wed, Nov 18
Lufthansa Logo
6:50 pm - 6:00 pm
STL
-
FCO
16h 10m
2 stops
Lufthansa Logo
7:05 am - 1:45 pm
FCO
-
STL
13h 40m
1 stop
$761Lufthansa
Sun, Nov 8 - Wed, Nov 18
United Airlines Logo
1:08 pm - 7:45 am
STL
-
FCO
11h 37m
1 stop
United Airlines Logo
1:15 pm - 2:30 pm
FCO
-
STL
32h 15m
2 stops
$769United Airlines
Mon, Nov 9 - Wed, Nov 18
United Airlines Logo
9:44 am - 7:55 am
STL
-
FCO
15h 11m
1 stop
United Airlines Logo
1:15 pm - 12:10 pm
FCO
-
STL
29h 55m
2 stops
$769United Airlines
Mon, Jan 11 - Sat, Jan 16
British Airways Logo
12:01 pm - 11:25 am
STL
-
FCO
16h 24m
2 stops
British Airways Logo
1:00 pm - 10:44 pm
FCO
-
STL
16h 44m
1 stop
$812British Airways
Booking Insights

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

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

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

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from St. Louis to Italy, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from St. Louis to Italy is February, when tickets cost $643 (return) on average. On the other hand, the most expensive months are June and July, when the average cost of round-trip tickets is $1,435 and $1,190 respectively.

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

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from St. Louis to Italy, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from St. Louis to Italy, you should book around 3 weeks before departure, which saves you about 50% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 26 weeks before departure.

Find deals

Good to know

Low season

November

Cheapest flight

$148
Best time to beat the crowds with an average 11% drop in price.
Most popular time to fly and prices are also 5% lower on average.
Flight from St. Louis to Rome Fiumicino Airport

FAQs - booking Italy flights

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

    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 St. Louis to Italy.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from St. Louis to Italy 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 St. Louis to Italy?

    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 from St. Louis to Italy 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 from St. Louis to Italy?

    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 from St. Louis to Italy 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 from St. Louis to Italy

Information on your arrival and departure airports

St. Louis (STL)