FCO - STL

$459 Find Cheap Flights from Rome to St. Louis - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$856
Typical prices: $1,054-$1,193
Delta
Mon 11/12Fri 11/16
FCO - STL • 2 stops
Cheapest one-way
$459
Typical prices: $668-$1,133
Multiple Airlines
Sun 11/18
FCO - STL • 3 stops
Nonstop flights
Not available
There are currently no direct flights between Rome Fiumicino Airport and St. Louis. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
May
Cheapest • 28% price drop
November
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Frankfurt am Main (FRA)
Cheapest • Avg $852 (round-trip)
Chicago O'Hare Intl (ORD)
Shortest trip • 12h 55m (one-way)
Insights
Insights
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Flight Deals

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

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

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

Thu, Nov 12 - Mon, Nov 16
Delta Logo
6:10 am - 6:13 pmFCO  Rome Fiumicino-STL Lambert-St Louis
19h 03m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson
Delta Logo
5:30 pm - 6:25 pmSTL  Lambert-St Louis-FCO Rome Fiumicino
17h 55m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle
$856Delta
Sat, Nov 14 - Wed, Nov 18
Delta Logo
12:45 pm - 11:56 pmFCO  Rome Fiumicino-STL Lambert-St Louis
18h 11m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson
Delta Logo
12:29 pm - 11:30 amSTL  Lambert-St Louis-FCO Rome Fiumicino
16h 01m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle
$857Delta
Thu, Nov 12 - Mon, Nov 16
Delta Logo
6:10 am - 5:14 pmFCO  Rome Fiumicino-STL Lambert-St Louis
18h 04m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County
Delta Logo
7:13 am - 8:15 amSTL  Lambert-St Louis-FCO Rome Fiumicino
18h 02m1 stop Atlanta Hartsfield-Jackson
$859Delta
Sat, Nov 14 - Wed, Nov 18
Delta Logo
10:10 am - 11:56 pmFCO  Rome Fiumicino-STL Lambert-St Louis
20h 46m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson
Delta Logo
12:29 pm - 8:15 amSTL  Lambert-St Louis-FCO Rome Fiumicino
12h 46m1 stop Atlanta Hartsfield-Jackson
$860Delta
Thu, Nov 12 - Mon, Nov 16
Air France Logo
1:30 pm - 11:56 pmFCO  Rome Fiumicino-STL Lambert-St Louis
17h 26m1 stop Atlanta Hartsfield-Jackson
Air France Logo
2:21 pm - 9:35 amSTL  Lambert-St Louis-FCO Rome Fiumicino
12h 14m1 stop Detroit Metropolitan Wayne County
$866Air France
Sat, Nov 14 - Wed, Nov 18
Air France Logo
1:30 pm - 11:56 pmFCO  Rome Fiumicino-STL Lambert-St Louis
17h 26m1 stop Atlanta Hartsfield-Jackson
Air France Logo
12:29 pm - 11:20 amSTL  Lambert-St Louis-FCO Rome Fiumicino
15h 51m1 stop Atlanta Hartsfield-Jackson
$867Air France
Thu, Nov 12 - Sun, Nov 15
United Airlines Logo
12:40 pm - 9:40 pmFCO  Rome Fiumicino-STL Lambert-St Louis
16h 00m2 stops Munich Franz Josef Strauss Chicago O'Hare Intl
United Airlines Logo
6:00 am - 7:45 amSTL  Lambert-St Louis-FCO Rome Fiumicino
18h 45m1 stop Chicago O'Hare Intl
$980United Airlines
Thu, Nov 12 - Sun, Nov 15
United Airlines Logo
7:05 am - 6:09 pmFCO  Rome Fiumicino-STL Lambert-St Louis
18h 04m2 stops Munich Franz Josef Strauss Chicago O'Hare Intl
United Airlines Logo
8:30 am - 8:55 amSTL  Lambert-St Louis-FCO Rome Fiumicino
17h 25m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl
$983United Airlines
Thu, Nov 12 - Sun, Nov 15
United Airlines Logo
12:40 pm - 9:40 pmFCO  Rome Fiumicino-STL Lambert-St Louis
16h 00m2 stops Munich Franz Josef Strauss Chicago O'Hare Intl
United Airlines Logo
6:00 am - 7:45 amSTL  Lambert-St Louis-FCO Rome Fiumicino
18h 45m1 stop Chicago O'Hare Intl
$997United Airlines
Thu, Nov 12 - Sun, Nov 15
United Airlines Logo
11:00 am - 11:24 pmFCO  Rome Fiumicino-STL Lambert-St Louis
19h 24m2 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl
United Airlines Logo
7:30 am - 7:45 amSTL  Lambert-St Louis-FCO Rome Fiumicino
17h 15m1 stop Chicago O'Hare Intl
$1,000United Airlines
Booking Insights

Price, demand and travel trends for Rome Fiumicino Airport to St. Louis flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Rome Fiumicino Airport to St. Louis?

Round-trip flights from Rome Fiumicino Airport to St. Louis typically range from $1,054 to $1,193. The lowest price found in the past 5 days was $856, on Delta.

What's the cheapest day of the week to fly from Rome Fiumicino Airport to St. Louis?

Based on deals KAYAK users found in the last 12 months, Friday is the cheapest day of the week to fly from Rome Fiumicino Airport to St. Louis. It’s 10% cheaper than the average day, while Saturday is the most expensive, with prices 5% higher.

Find deals

Key details for Rome Fiumicino Airport to St. Louis flights

Low season

February

Cheapest flight

$459
Beat the crowds with an average 96% drop in travelers.
The most popular month to fly with an average 58% increase in travelers.
One-way flight from Rome Fiumicino Airport 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

Your Rome Fiumicino Airport to St. Louis flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Rome Fiumicino Airport to St. Louis?

    Two cabin classes are available on flights from Rome Fiumicino Airport to St. Louis:

    • Economy Class
    • Business Class

  • How long is a flight from Rome Fiumicino Airport to St. Louis?

    A nonstop flight from Rome Fiumicino Airport to St. Louis takes 00m, covering 5,050 miles.

  • Do I need a passport to fly from Rome Fiumicino Airport to St. Louis?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Rome Fiumicino Airport to St. Louis flight?

    Round-trip flights from Rome Fiumicino Airport to St. Louis range from $1,054 to $1,193, with an average of $1,119 over the past 12 months. Anything below $1,054 counts as a good deal.

  • How are flight prices from Rome Fiumicino Airport to St. Louis looking right now?

    One-way fares from Rome Fiumicino Airport to St. Louis are currently lower than usual. Average one-way flight prices are about $564, which is 36% below the typical average for this route.

  • What car rental options are available at Lambert-St Louis Airport (STL)?

    Lambert-St Louis Airport (STL) hosts 5 major car rental companies, with daily rates averaging $78 for economy cars. Top options include:

    • Hertz
    • Budget
    • Alamo
    • Enterprise Rent-A-Car
    • Payless

  • Which airports can I use when flying from Rome Fiumicino Airport to St. Louis?

    Flights from Rome Fiumicino Airport to St. Louis usually depart from Rome Fiumicino (FCO) and arrive at Lambert-St Louis (STL).

  • Which airports do connecting flights from Rome Fiumicino Airport to St. Louis pass through?

    One-stop flights from Rome Fiumicino Airport to St. Louis most commonly connect through:

    • Detroit Metropolitan Wayne County (DTW) - 33% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) - 22% of one-stop connections
    • Washington, D.C. Dulles Intl (IAD) - 19% of one-stop connections
    • Chicago O'Hare Intl (ORD) - 15% of one-stop connections

  • Can I save money by using flexible dates for flights from Rome Fiumicino Airport to St. Louis?

    Yes. Flexible dates can save you up to 15% on flights from Rome Fiumicino Airport to St. Louis. Friday is the cheapest departure day at $1,017 round-trip on average, while Saturday is the most expensive at $1,186, a difference of $169.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from Rome Fiumicino Airport to St. Louis?

    Flying via Chicago O'Hare Intl (ORD) gives the shortest average 1-stop total travel time at 12h 55m, compared with 13h 42m via Frankfurt am Main (FRA) and 14h via Atlanta Hartsfield-Jackson (ATL).

  • What is the time difference between Rome Fiumicino Airport and St. Louis?

    St. Louis is 6 hours behind Rome Fiumicino Airport (Central Time vs Central European Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in St. Louis?

    Some of the most popular sights in St. Louis are Busch Stadium, Enterprise Center and America's Center Convention Complex. These are among the most viewed places in St. Louis on KAYAK.

Your guide to booking Rome Fiumicino Airport to St. Louis flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Friday departure and avoid flying on Saturday. On this route, Friday flights average $1,017, about $169 less than Saturday fares (14% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Rome Fiumicino Airport to St. Louis trip for May. Fares historically average $808 round-trip in that month - typically $1,773 less than the most expensive month, which is January (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Lambert-St Louis Airport.

    • Renaissance St. Louis Airport Hotel
    • Drury Inn & Suites St. Louis Airport
    • DoubleTree by Hilton St. Louis Airport

More options for your flight from Rome to St. Louis

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

Car rentals in St. Louis
Hotels in St. Louis
Vacations in St. Louis