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Cheap flights from Rome to St. Louis from $369

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 1/27. 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.
11:45 am - 8:01 pmFCO-STL
15h 16m1 stop
4:05 pm - 3:00 pmSTL-FCO
15h 55m2 stops
$771Air Canada
Find Deal
seg, mai 19 - dom, mai 25
11:00 am - 9:47 pmFCO-STL
17h 47m2 stops
5:18 pm - 5:45 pmSTL-FCO
17h 27m2 stops
$782United Airlines
Find Deal
seg, mai 19 - dom, mai 25
12:50 pm - 3:38 pmFCO-STL
33h 48m2 stops
5:18 pm - 6:35 pmSTL-FCO
18h 17m2 stops
$794Lufthansa
Find Deal
seg, mai 19 - dom, mai 25
9:45 am - 11:38 pmFCO-STL
20h 53m1 stop
10:45 am - 9:20 amSTL-FCO
15h 35m1 stop
$888KLM
Find Deal
seg, mai 19 - dom, mai 25
10:30 am - 11:30 pmFCO-STL
20h 00m1 stop
11:28 am - 7:55 amSTL-FCO
13h 27m1 stop
$943Lufthansa
Find Deal
ter, jan 14 - seg, jan 20
1:10 pm - 8:41 pmFCO-STL
14h 31m1 stop
1:08 pm - 9:15 amSTL-FCO
13h 07m1 stop
$1,126British Airways
Find Deal
sáb, jan 11 - dom, abr 6
1:10 pm - 8:41 pmFCO-STL
14h 31m1 stop
1:08 pm - 9:15 amSTL-FCO
13h 07m1 stop
$1,127British Airways
Find Deal
sáb, jan 11 - dom, abr 6
6:15 am - 6:27 pmFCO-STL
43h 12m3 stops
12:15 pm - 12:05 amSTL-FCO
28h 50m3 stops
$1,153
Find Deal
seg, mai 19 - dom, mai 25
8:40 am - 11:30 pmFCO-STL
21h 50m3 stops
9:20 am - 2:00 pmSTL-FCO
21h 40m3 stops
$1,230
Find Deal
ter, jan 14 - seg, jan 20
6:10 am - 10:06 pmFCO-STL
22h 56m2 stops
7:15 am - 10:30 amSTL-FCO
20h 15m1 stop
$1,589KLM
Find Deal
qua, jan 1 - dom, jan 5
6:35 am - 2:43 pmFCO-STL
39h 08m3 stops
seg, jan 27
6:35 am - 11:31 pmFCO-STL
23h 56m2 stops
seg, jan 27
7:20 pm - 2:36 pmFCO-STL
26h 16m2 stops
$640Turkish Airlines
Find Deal
ter, mar 4
7:20 pm - 2:36 pmFCO-STL
26h 16m2 stops
$641Turkish Airlines
Find Deal
ter, mar 4
3:30 pm - 2:18 pmFCO-STL
29h 48m2 stops
$698Turkish Airlines
Find Deal
dom, abr 13
7:00 am - 1:30 pmFCO-STL
13h 30m1 stop
$802Lufthansa
Find Deal
qua, mai 7
9:45 am - 8:42 pmFCO-STL
17h 57m1 stop
$817Delta
Find Deal
qui, mai 15
10:10 am - 10:26 pmFCO-STL
19h 16m1 stop
$854British Airways
Find Deal
dom, abr 13
1:10 pm - 8:42 pmFCO-STL
14h 32m1 stop
$864British Airways
Find Deal
ter, mar 4
12:45 pm - 11:37 pmFCO-STL
17h 52m1 stop
$1,079Delta
Find Deal
seg, jan 27

United Airlines flights from Rome to St. Louis

Our best United Airlines deals on Rome to St. Louis flight tickets
United Airlines
May 19
FCO11:00 amRome Fiumicino
17h 47m
2 stops
STL9:47 pmLambert-St Louis
May 25
STL5:18 pmLambert-St Louis
17h 27m
2 stops
FCO5:45 pmRome Fiumicino
United Airlines
May 19
FCO10:20 amRome Fiumicino
30h 28m
1 stop
STL9:48 amLambert-St Louis
May 25
STL5:18 pmLambert-St Louis
18h 17m
2 stops
FCO6:35 pmRome Fiumicino
United Airlines
Jan 14
FCO8:25 amRome Fiumicino
37h 41m
2 stops
STL3:06 pmLambert-St Louis
Jan 20
STL8:00 amLambert-St Louis
16h 55m
2 stops
FCO7:55 amRome Fiumicino

Lufthansa flights from Rome to St. Louis

Our best Lufthansa deals on Rome to St. Louis flight tickets
Lufthansa
May 19
FCO12:50 pmRome Fiumicino
33h 48m
2 stops
STL3:38 pmLambert-St Louis
May 25
STL5:18 pmLambert-St Louis
18h 17m
2 stops
FCO6:35 pmRome Fiumicino
Lufthansa
Jan 14
FCO10:30 amRome Fiumicino
20h 00m
1 stop
STL11:30 pmLambert-St Louis
Jan 20
STL11:28 amLambert-St Louis
13h 27m
1 stop
FCO7:55 amRome Fiumicino
Lufthansa
Jan 1
FCO9:55 amRome Fiumicino
21h 04m
2 stops
STL11:59 pmLambert-St Louis
Jan 5
STL5:00 amLambert-St Louis
28h 45m
2 stops
FCO4:45 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 on your flight to St. Louis?

The cheapest day to depart on your flight to St. Louis is on a Thursday when prices can be found for as low as $786. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around $947. These prices are subject to change though, so be sure to set up a Price Alert for flights to St. Louis.

What is the cheapest time of day to depart on your flight to St. Louis?

Flying to St. Louis from Rome at noon is the least expensive time of day to depart. momondo users have found prices as low as $929 when looking at flights departing at noon. In the morning is when there is more demand to fly to St. Louis, so prices are often more expensive at around $947 per ticket.

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

You could potentially save up to 49% 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

$369

Fastest flight time

13h 30m

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 $369. The best round-trip flight deal from Rome to St. Louis found on momondo in the last 72 hours is $771.
The fastest flight from Rome to St. Louis takes 13h 30m
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. 14h 31m 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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