FCO - STL

$350 Find Cheap Flights from Rome 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 from Rome to St. Louis departing on 4/30. 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

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 in flight searches from Rome 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 in flight searches from Rome to St. Louis, as well as popular online travel agencies
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41,299,237 searches in the past 7 days on KAYAK

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Everything you should know

Cheapest round-trip
$840
British Airways
Thu 3/26Mon 3/30
FCO - STL • 1 stop
Cheapest one-way
$350
Typical prices: $710-$868
Multiple Airlines
Thu 4/30
FCO - STL • 2 stops
Nonstop flights
Not available
There are currently no direct flights between Rome and St. Louis. You'll need at least 1 connection.
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Top layover airports
Chicago (ORD)
Cheapest • Avg $872 (round-trip)
Chicago (ORD)
Shortest trip • 13h 41m (one-way)
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KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to St. Louis!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Rome to St. Louis (FCO-STL)

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

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

Thu, Mar 26 - Mon, Mar 30
British Airways Logo
1:10 pm - 10:50 pm
FCO
-
STL
15h 40m
1 stop
British Airways Logo
8:00 am - 9:10 am
STL
-
FCO
18h 10m
1 stop
$840British Airways
Thu, Mar 26 - Mon, Mar 30
Lufthansa Logo
9:40 am - 10:59 pm
FCO
-
STL
19h 19m
2 stops
Lufthansa Logo
12:15 pm - 8:15 am
STL
-
FCO
13h 00m
1 stop
$844Lufthansa
Thu, Apr 2 - Mon, Apr 6
United Airlines Logo
7:10 am - 6:11 pm
FCO
-
STL
18h 01m
2 stops
United Airlines Logo
1:10 pm - 7:55 am
STL
-
FCO
11h 45m
1 stop
$874United Airlines
Wed, Apr 8 - Fri, Apr 17
United Airlines Logo
6:50 am - 1:25 pm
FCO
-
STL
13h 35m
1 stop
United Airlines Logo
7:45 am - 7:55 am
STL
-
FCO
17h 10m
1 stop
$875United Airlines
Thu, Apr 2 - Mon, Apr 6
United Airlines Logo
1:20 pm - 11:11 pm
FCO
-
STL
16h 51m
2 stops
United Airlines Logo
10:00 am - 7:55 am
STL
-
FCO
14h 55m
1 stop
$876United Airlines
Thu, Apr 2 - Thu, Apr 30
United Airlines Logo
7:10 am - 9:13 pm
FCO
-
STL
21h 03m
2 stops
United Airlines Logo
7:45 am - 8:15 am
STL
-
FCO
17h 30m
2 stops
$877United Airlines
Thu, Apr 2 - Mon, Apr 6
United Airlines Logo
1:20 pm - 11:11 pm
FCO
-
STL
16h 51m
2 stops
United Airlines Logo
8:15 pm - 5:50 pm
STL
-
FCO
14h 35m
2 stops
$879United Airlines
Thu, Apr 2 - Thu, Apr 30
United Airlines Logo
7:10 am - 3:48 pm
FCO
-
STL
15h 38m
2 stops
United Airlines Logo
3:20 pm - 3:05 pm
STL
-
FCO
16h 45m
2 stops
$880United Airlines
Thu, Apr 2 - Mon, Apr 6
United Airlines Logo
7:10 am - 6:11 pm
FCO
-
STL
18h 01m
2 stops
United Airlines Logo
8:15 pm - 5:50 pm
STL
-
FCO
14h 35m
2 stops
$881United Airlines
Thu, Apr 2 - Thu, Apr 30
United Airlines Logo
7:10 am - 9:13 pm
FCO
-
STL
21h 03m
2 stops
United Airlines Logo
3:20 pm - 3:05 pm
STL
-
FCO
16h 45m
2 stops
$883United Airlines
Booking Insights

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

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

Which airlines provide the cheapest flights from Rome to St. Louis?

The cheapest round-trip price for the route for each airline clicked by KAYAK users in the last 72 hours.

In the past 3 days, the cheapest round-trip tickets from Rome to St. Louis were found on British Airways ($840) and Lufthansa ($844).

Find deals

Good to know

Low seasonFebruary
Cheapest flight$350
Best time to beat the crowds with an average 21% drop in price.
Most popular time to fly and prices are also 17% lower on average.
Flight from Rome to St. Louis

When to book flights from Rome to St. Louis

Are your dates flexible? Find out the best times to travel from Rome to St. Louis based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking Rome to St. Louis flights

  • What is the cheapest flight from Rome Fiumicino Airport to St. Louis?

    In the last 3 days, the lowest price for a flight from Rome Fiumicino Airport to St. Louis was $350 for a one-way ticket and $840 for a round-trip.

  • Do I need a passport to fly between Rome and St. Louis?

    Yes, you'll most likely have to show a valid passport before boarding the plane in Rome and on arrival in St. Louis.

  • Which airports will I be using when flying from Rome to St. Louis?

    Rome and St. Louis are both served by 1 main airport. You will leave Rome from Rome Fiumicino and will be arriving at Lambert-St Louis.

  • Which aircraft models fly most regularly from Rome to St. Louis?

    We unfortunately don’t have that data for this specific route.

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

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to St. Louis from Rome 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 Rome 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 Rome with another airline. Booking your flights between Rome and STL can sometimes prove cheaper using this method.

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

Information on your arrival and departure airports

Rome (FCO)
St. Louis (STL)