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Cheap flights from Rome Fiumicino Airport to St. Louis from $500

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Rome Fiumicino Airport to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:10 am - 8:32 pmFCO  Rome Fiumicino-STL Lambert-St Louis
21h 22m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County
Delta Logo
12:31 pm - 11:30 amSTL  Lambert-St Louis-FCO Rome Fiumicino
15h 59m2 stops Minneapolis St Paul Paris Charles de Gaulle
$851Delta
Tue, Dec 1 - Tue, Dec 8
Delta Logo
6:10 am - 5:20 pmFCO  Rome Fiumicino-STL Lambert-St Louis
18h 10m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County
Delta Logo
6:00 am - 7:45 amSTL  Lambert-St Louis-FCO Rome Fiumicino
18h 45m2 stops Atlanta Hartsfield-Jackson New York John F Kennedy Intl
$854Delta
Thu, Dec 3 - Thu, Dec 10
Delta Logo
10:25 am - 9:59 pmFCO  Rome Fiumicino-STL Lambert-St Louis
17h 34m1 stop Atlanta Hartsfield-Jackson
Delta Logo
12:00 pm - 12:00 pmSTL  Lambert-St Louis-FCO Rome Fiumicino
17h 00m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle
$857Delta
Sat, Oct 31 - Wed, Nov 4
Delta Logo
1:30 pm - 9:59 pmFCO  Rome Fiumicino-STL Lambert-St Louis
15h 29m1 stop Atlanta Hartsfield-Jackson
Delta Logo
2:38 pm - 11:30 amSTL  Lambert-St Louis-FCO Rome Fiumicino
13h 52m2 stops Detroit Metropolitan Wayne County Paris Charles de Gaulle
$858Delta
Wed, Nov 4 - Sun, Nov 8
Delta Logo
6:00 am - 8:32 pmFCO  Rome Fiumicino-STL Lambert-St Louis
21h 32m2 stops Paris Charles de Gaulle Detroit Metropolitan Wayne County
Delta Logo
7:05 am - 8:15 amSTL  Lambert-St Louis-FCO Rome Fiumicino
18h 10m1 stop Atlanta Hartsfield-Jackson
$861Delta
Wed, Dec 16 - Wed, Dec 23
United Airlines Logo
7:05 am - 1:45 pmFCO  Rome Fiumicino-STL Lambert-St Louis
13h 40m1 stop Frankfurt am Main
United Airlines Logo
1:00 pm - 8:30 amSTL  Lambert-St Louis-FCO Rome Fiumicino
12h 30m1 stop Washington, D.C. Dulles Intl
$953United Airlines
Wed, Nov 4 - Sun, Nov 8
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
$970United 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
$971United 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
$972United 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
$973United Airlines
Thu, Nov 12 - Sun, Nov 15

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United Airlines flights from Rome Fiumicino Airport to St. Louis

Our best United Airlines deals on Rome Fiumicino Airport to St. Louis flight tickets
United Airlines
Nov 4
FCO7:05 amRome Fiumicino
13h 40m
1 stop
STL1:45 pmLambert-St Louis
Nov 8
STL1:00 pmLambert-St Louis
12h 30m
1 stop
FCO8:30 amRome Fiumicino
$953
United Airlines
Nov 12
FCO12:40 pmRome Fiumicino
16h 00m
2 stops
STL9:40 pmLambert-St Louis
Nov 15
STL6:00 amLambert-St Louis
18h 45m
1 stop
FCO7:45 amRome Fiumicino
$970
United Airlines
Nov 12
FCO12:40 pmRome Fiumicino
16h 00m
2 stops
STL9:40 pmLambert-St Louis
Nov 15
STL6:00 amLambert-St Louis
18h 45m
1 stop
FCO7:45 amRome Fiumicino
$971

Delta flights from Rome Fiumicino Airport to St. Louis

Our best Delta deals on Rome Fiumicino Airport to St. Louis flight tickets
Delta
Dec 1
FCO6:10 amRome Fiumicino
21h 22m
2 stops
STL8:32 pmLambert-St Louis
Dec 8
STL12:31 pmLambert-St Louis
15h 59m
2 stops
FCO11:30 amRome Fiumicino
$851
Delta
Oct 31
FCO10:25 amRome Fiumicino
17h 34m
1 stop
STL9:59 pmLambert-St Louis
Nov 4
STL12:00 pmLambert-St Louis
17h 00m
2 stops
FCO12:00 pmRome Fiumicino
$857
Delta
Nov 4
FCO1:30 pmRome Fiumicino
15h 29m
1 stop
STL9:59 pmLambert-St Louis
Nov 8
STL2:38 pmLambert-St Louis
13h 52m
2 stops
FCO11:30 amRome Fiumicino
$858

momondo Fare Finder

 
Use the filters below to find and compare flights from Rome Fiumicino Airport to St. Louis that are best for you.

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Route

Depart

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Price

Cheapest round-trip

RomeSt. Louis

FCO Rome Fiumicino - STL Lambert-St Louis

FCOSTL

Rome Fiumicino

Tue 12/1

6:10 am-8:32 pm

2 stops21h 22m

Lambert-St Louis

Tue 12/8

12:31 pm-11:30 am

2 stops15h 59m

$851

RomeSt. Louis

FCO Rome Fiumicino - STL Lambert-St Louis

FCOSTL

Rome Fiumicino

Thu 12/3

6:10 am-5:20 pm

2 stops18h 10m

Lambert-St Louis

Thu 12/10

6:00 am-7:45 am

2 stops18h 45m

$854

RomeSt. Louis

FCO Rome Fiumicino - STL Lambert-St Louis

FCOSTL

Rome Fiumicino

Sat 10/31

10:25 am-9:59 pm

1 stop17h 34m

Lambert-St Louis

Wed 11/4

12:00 pm-12:00 pm

2 stops17h 00m

$857

RomeSt. Louis

FCO Rome Fiumicino - STL Lambert-St Louis

FCOSTL

Rome Fiumicino

Wed 11/4

1:30 pm-9:59 pm

1 stop15h 29m

Lambert-St Louis

Sun 11/8

2:38 pm-11:30 am

2 stops13h 52m

$858

RomeSt. Louis

FCO Rome Fiumicino - STL Lambert-St Louis

FCOSTL

Rome Fiumicino

Wed 12/16

6:00 am-8:32 pm

2 stops21h 32m

Lambert-St Louis

Wed 12/23

7:05 am-8:15 am

1 stop18h 10m

$861
Quickest round-trip

RomeSt. Louis

FCO Rome Fiumicino - STL Lambert-St Louis

FCOSTL

Rome Fiumicino

Wed 11/4

7:05 am-1:45 pm

1 stop13h 40m

Lambert-St Louis

Sun 11/8

1:00 pm-8:30 am

1 stop12h 30m

$953

RomeSt. Louis

FCO Rome Fiumicino - STL Lambert-St Louis

FCOSTL

Rome Fiumicino

Thu 11/12

12:40 pm-9:40 pm

2 stops16h 00m

Lambert-St Louis

Sun 11/15

6:00 am-7:45 am

1 stop18h 45m

$970

RomeSt. Louis

FCO Rome Fiumicino - STL Lambert-St Louis

FCOSTL

Rome Fiumicino

Thu 11/12

12:40 pm-9:40 pm

2 stops16h 00m

Lambert-St Louis

Sun 11/15

6:00 am-7:45 am

1 stop18h 45m

$971

RomeSt. Louis

FCO Rome Fiumicino - STL Lambert-St Louis

FCOSTL

Rome Fiumicino

Thu 11/12

12:40 pm-9:40 pm

2 stops16h 00m

Lambert-St Louis

Sun 11/15

6:00 am-7:45 am

1 stop18h 45m

$972

RomeSt. Louis

FCO Rome Fiumicino - STL Lambert-St Louis

FCOSTL

Rome Fiumicino

Thu 11/12

7:05 am-6:09 pm

2 stops18h 04m

Lambert-St Louis

Sun 11/15

8:30 am-8:55 am

2 stops17h 25m

$973

Flights are sorted by cheapest round-trip flights first.

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How to get the cheapest flight ticket from Rome Fiumicino Airport to St. Louis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Rome Fiumicino Airport to St. Louis flights?

You could potentially save up to 1% on your flight if you consider stops on a Rome Fiumicino Airport to St. Louis flight.

When to book flights from Rome Fiumicino Airport to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from Rome Fiumicino Airport to St. Louis according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Rome Fiumicino Airport to St. Louis (FCO to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Rome Fiumicino Airport to St. Louis

Best Price Found

$500

Fastest flight time

16h 00m

Direct flights

None
The best one-way flight to St. Louis from Rome Fiumicino Airport in the past 72 hours is $500. The best round-trip flight deal from Rome Fiumicino Airport to St. Louis found on momondo in the last 72 hours is $851.
The fastest flight from Rome Fiumicino Airport to St. Louis takes 16h 00m
There are no direct flights from Rome Fiumicino Airport to St. Louis. There are no popular flight routes from Rome Fiumicino Airport to St. Louis.
Search flight deals

Frequently asked questions about flying from Rome Fiumicino Airport to St. Louis

  • How far is Rome Fiumicino to Lambert-St Louis by plane?

    The straight-line distance from Rome Fiumicino to Lambert-St Louis is 5048.2 mi. Flights usually cover this in 16h 00m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Rome Fiumicino Airport to Lambert-St Louis Airport?

    Prices for flights from Rome Fiumicino Airport to Lambert-St Louis Airport are updated daily.

  • How old do you have to be to fly from Rome Fiumicino Airport to Lambert-St Louis Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Rome Fiumicino Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The required travel and health documents for your Lambert-St Louis Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Lambert-St Louis Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Fairview Heights
Chesterfield
Maryland Heights
St. Peters
Alton
Collinsville
Florissant
Farmington
Hermann
Clayton
Festus
Fenton
Edwardsville
O'Fallon
Eureka
Wentzville
Litchfield
Grafton
Waterloo

Why use momondo?

Why should I use momondo to find a flight deal from Rome to St. Louis?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to St. Louis from Rome.

Can I find flights from Rome to St. Louis with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to St. Louis from Rome with this policy.

How can momondo help me find flights from Rome to St. Louis?

momondo provides multiple filters to help you find the best flight to St. Louis from Rome. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Rome to St. Louis right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Rome to St. Louis flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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