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Cheap flights from Rome to St. Louis from $632

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Rome to St. Louis departing on 3/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Rome to St. Louis

Cheap round-trip flights

These are some of the best round-trip flight deals from Rome to St. Louis that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Rome to St. Louis.

Cheap last minute flights

Planning a quick getaway from Rome to St. Louis? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to St. Louis, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Rome to St. Louis

Find recent round-trip train or bus tickets from Rome to St. Louis.

All round-trip flight deals to St. Louis

The cheapest plane tickets to St. Louis found on KAYAK recently.
9:50 am - 2:14 pmFCO-STL
35h 24m2 stops
8:00 am - 7:35 amSTL-FCO
16h 35m2 stops
$809United Airlines
Find Deal
Sat, Jan 11 - Sun, Apr 6
8:25 am - 3:06 pmFCO-STL
37h 41m2 stops
3:50 pm - 5:55 pmSTL-FCO
20h 05m2 stops
Sat, Jan 11 - Sun, Mar 9
3:40 pm - 8:54 amFCO-STL
24h 14m2 stops
6:29 pm - 7:35 pmSTL-FCO
18h 06m2 stops
$819British Airways
Find Deal
Wed, Jan 8 - Tue, Jan 14
9:50 am - 2:14 pmFCO-STL
35h 24m2 stops
4:45 pm - 12:40 pmSTL-FCO
13h 55m1 stop
$821United Airlines
Find Deal
Sat, Jan 11 - Sun, Mar 9
9:50 am - 1:55 pmFCO-STL
35h 05m1 stop
3:30 pm - 1:50 pmSTL-FCO
15h 20m1 stop
$1,031Lufthansa
Find Deal
Sat, Jan 11 - Sun, Apr 6
11:25 am - 9:42 pmFCO-STL
41h 17m2 stops
2:00 pm - 1:45 pmSTL-FCO
16h 45m2 stops
$1,172Scandinavian Airlines
Find Deal
Sat, Jan 4 - Sun, Jan 12
10:30 am - 11:30 pmFCO-STL
20h 00m1 stop
11:28 am - 7:55 amSTL-FCO
13h 27m1 stop
$1,240Lufthansa
Find Deal
Wed, Jan 8 - Tue, Jan 14
7:30 am - 8:59 pmFCO-STL
20h 29m2 stops
12:00 pm - 1:55 pmSTL-FCO
18h 55m2 stops
$1,322Iberia
Find Deal
Thu, Jan 2 - Sun, Jan 12
7:30 am - 10:19 pmFCO-STL
21h 49m2 stops
2:00 pm - 1:55 pmSTL-FCO
16h 55m2 stops
$1,438Iberia
Find Deal
Fri, Jan 3 - Fri, Jan 17
6:05 am - 10:19 pmFCO-STL
23h 14m2 stops
6:00 pm - 4:30 pmSTL-FCO
15h 30m2 stops
$1,476British Airways
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Fri, Jan 3 - Sun, Jan 12
2:05 pm - 10:05 amFCO-STL
27h 00m3 stops
Tue, Mar 4
7:20 pm - 2:36 pmFCO-STL
26h 16m2 stops
$639Turkish Airlines
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Tue, Mar 4
6:55 am - 2:36 pmFCO-STL
38h 41m2 stops
$640Turkish Airlines
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Tue, Mar 4
3:30 pm - 2:18 pmFCO-STL
29h 48m2 stops
$699Turkish Airlines
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Sun, Apr 13
9:45 am - 11:38 pmFCO-STL
20h 53m1 stop
$825KLM
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Wed, May 7
1:10 pm - 8:43 pmFCO-STL
14h 33m1 stop
$937British Airways
Find Deal
Tue, Mar 4
10:10 am - 6:20 pmFCO-STL
15h 10m1 stop
$1,012British Airways
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Sun, Apr 13
1:10 pm - 8:43 pmFCO-STL
14h 33m1 stop
$1,014British Airways
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Tue, Mar 4
11:10 am - 11:09 amFCO-STL
30h 59m3 stops
$1,314
Find Deal
Wed, May 7
11:45 am - 3:21 pmFCO-STL
34h 36m3 stops
$1,479United Airlines
Find Deal
Sun, Apr 13

United Airlines flights from Rome to St. Louis

Our best United Airlines deals on Rome to St. Louis flight tickets
United Airlines
Jan 11
FCO9:50 amRome Fiumicino
35h 24m
2 stops
STL2:14 pmLambert-St Louis
Apr 6
STL8:00 amLambert-St Louis
16h 35m
2 stops
FCO7:35 amRome Fiumicino
United Airlines
Jan 11
FCO9:50 amRome Fiumicino
35h 24m
2 stops
STL2:14 pmLambert-St Louis
Mar 9
STL4:45 pmLambert-St Louis
13h 55m
1 stop
FCO12:40 pmRome Fiumicino
United Airlines
Dec 28
FCO1:35 pmRome Fiumicino
39h 41m
2 stops
STL10:16 pmLambert-St Louis
Jan 6
STL5:30 pmLambert-St Louis
40h 15m
2 stops
FCO4:45 pmRome Fiumicino

British Airways flights from Rome to St. Louis

Our best British Airways deals on Rome to St. Louis flight tickets
British Airways
Jan 8
FCO3:40 pmRome Fiumicino
24h 14m
2 stops
STL8:54 amLambert-St Louis
Jan 14
STL6:29 pmLambert-St Louis
18h 06m
2 stops
FCO7:35 pmRome Fiumicino
British Airways
Jan 3
FCO6:05 amRome Fiumicino
23h 14m
2 stops
STL10:19 pmLambert-St Louis
Jan 12
STL6:00 pmLambert-St Louis
15h 30m
2 stops
FCO4:30 pmRome Fiumicino

See travel insights to St. Louis from

How to get the cheapest flight ticket from Rome 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

What is the cheapest day to depart Rome for St. Louis?

Thursday. The cheapest day of the week is typically Thursday. The most expensive is typically Saturday

When is the cheapest time to fly from Rome to St. Louis?

Rome to St. Louis flights are currently only available in the morning

What is the cheapest Rome to St. Louis flight route?

Rome Fiumicino - Lambert-St Louis. Fly from Rome Fiumicino to Lambert-St Louis for the best Rome - St. Louis flight prices

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

You could potentially save up to 22% on your flight if you consider stops on a Rome to St. Louis flight.

When to book flights from Rome to St. Louis

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

Cheap Rome to St. Louis (ROM to STL) flight deals and tips

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

Best Price Found

$632

Fastest flight time

13h 50m

Direct flights

None

Airports in St. Louis

1 airport
The best one-way flight to St. Louis from Rome in the past 72 hours is $632. The best round-trip flight deal from Rome to St. Louis found on momondo in the last 72 hours is $809.
The fastest flight from Rome to St. Louis takes 13h 50m
There are no direct flights from Rome to St. Louis. Popular non-direct route for this connection is Rome Fiumicino Airport - Lambert-St Louis Airport.
There is 1 airport near St. Louis: Lambert-St Louis (STL)

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

    The distance between Rome and Lambert-St Louis is about 5053.3 mi. 13h 50m is a normal flight duration for this route.

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

    Prices for flights from Rome to Lambert-St Louis Airport were last updated today.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Rome to Lambert-St Louis Airport.

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

    The travel and health documents required for your trip to Lambert-St Louis Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Lambert-St Louis Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.


Why use momondo?

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

Finding the right flight to St. Louis from Rome is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to St. Louis quick and easy, saving you time and money.

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

All flight searches from Rome to St. Louis on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Rome and St. Louis by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to St. Louis from Rome are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


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