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Cheap flights from St. Louis to Rome from $349

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Rome departing on 5/18. 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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Easily compare round-trip flights from St. Louis to Rome

Below you can see the best fares for your round-trip flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from St. Louis to Rome by changing tabs
American Airlines
Oct 15
STL2:38 pmLambert-St Louis
11h 37m
1 stop
FCO9:15 amRome Fiumicino
Nov 10
FCO7:45 amRome Fiumicino
18h 13m
2 stops
STL6:58 pmLambert-St Louis
British Airways
Oct 15
STL4:20 pmLambert-St Louis
20h 30m
2 stops
FCO7:50 pmRome Fiumicino
Nov 10
FCO8:05 pmRome Fiumicino
32h 26m
2 stops
STL9:31 pmLambert-St Louis
Scandinavian Airlines
May 6
STL12:20 pmLambert-St Louis
18h 25m
2 stops
FCO1:45 pmRome Fiumicino
May 13
FCO8:10 pmRome Fiumicino
32h 45m
2 stops
STL9:55 pmLambert-St Louis
Iberia
Sep 17
STL12:10 pmLambert-St Louis
12h 55m
1 stop
FCO8:05 amRome Fiumicino
Sep 29
FCO6:20 amRome Fiumicino
17h 54m
2 stops
STL5:14 pmLambert-St Louis
Air Canada
Sep 17
STL12:00 pmLambert-St Louis
14h 35m
1 stop
FCO9:35 amRome Fiumicino
Sep 27
FCO2:30 pmRome Fiumicino
31h 50m
1 stop
STL3:20 pmLambert-St Louis
Delta
Sep 30
STL11:51 amLambert-St Louis
16h 44m
1 stop
FCO11:35 amRome Fiumicino
Oct 16
FCO10:30 amRome Fiumicino
17h 01m
1 stop
STL8:31 pmLambert-St Louis

Find the cheapest one-way flights from St. Louis to Rome

If you're looking for one-way flights from St. Louis to Rome, view some of our deals below provided by Iberia and KLM
Multiple Airlines
May 18
STL5:25 pmLambert-St Louis
56h 25m
3 stops
FCO8:50 amRome Fiumicino
Iberia
Jul 24
STL9:09 amLambert-St Louis
16h 56m
1 stop
FCO9:05 amRome Fiumicino
Multiple Airlines
May 18
STL5:25 pmLambert-St Louis
47h 55m
2 stops
FCO12:20 amRome Fiumicino

Search last-minute flights to Rome from St. Louis

Find and compare round-trip flight prices for your last-minute flight from St. Louis to Rome
Multiple Airlines
May 1
STL9:50 amLambert-St Louis
18h 25m
1 stop
FCO11:15 amRome Fiumicino
Mar 31
FCO8:15 pmRome Fiumicino
44h 38m
2 stops
STL9:53 amLambert-St Louis
Multiple Airlines
May 1
STL11:10 amLambert-St Louis
26h 30m
2 stops
FCO8:40 pmRome Fiumicino
Mar 31
FCO8:15 pmRome Fiumicino
44h 38m
2 stops
STL9:53 amLambert-St Louis
Multiple Airlines
May 1
STL11:10 amLambert-St Louis
13h 45m
1 stop
FCO7:55 amRome Fiumicino
Mar 31
FCO2:30 pmRome Fiumicino
26h 23m
1 stop
STL9:53 amLambert-St Louis

Best airlines flying from St. Louis to Rome

Compare and see reviews for airlines that fly from St. Louis to Rome with momondo
Airline
Rating
Free Cancellation
Price
IberiaPriceFrom $548Free CancellationRating
7.1
2,776 reviews
Search Iberia flights
British AirwaysPriceFrom $613Free CancellationRating
6.8
6,937 reviews
Search British Airways flights
LufthansaPriceFrom $663Free CancellationRating
7.0
7,768 reviews
Search Lufthansa flights
American AirlinesPriceFrom $726Free CancellationRating
7.3
14,914 reviews
Search American Airlines flights
United AirlinesPriceFrom $729Free CancellationRating
7.4
11,289 reviews
Search United Airlines flights
DeltaPriceFrom $751Free CancellationRating
8.0
11,028 reviews
Search Delta flights
Air CanadaPriceFrom $859Free CancellationRating
7.0
6,858 reviews
Search Air Canada flights
KLMPriceFrom $915Free CancellationRating
7.8
1,632 reviews
Search KLM flights
ITA AirwaysPriceFrom $1,110Free CancellationRating
6.7
714 reviews
Search ITA Airways flights

American Airlines flights from St. Louis to Rome

Our best American Airlines deals on St. Louis to Rome flight tickets
American Airlines
Oct 15
STL2:38 pmLambert-St Louis
11h 37m
1 stop
FCO9:15 amRome Fiumicino
Nov 10
FCO7:45 amRome Fiumicino
18h 13m
2 stops
STL6:58 pmLambert-St Louis
American Airlines
Sep 18
STL5:37 amLambert-St Louis
20h 38m
1 stop
FCO9:15 amRome Fiumicino
Oct 2
FCO12:10 pmRome Fiumicino
15h 57m
1 stop
STL9:07 pmLambert-St Louis
American Airlines
Oct 2
STL7:37 amLambert-St Louis
16h 38m
2 stops
FCO7:15 amRome Fiumicino
Oct 16
FCO12:10 pmRome Fiumicino
17h 50m
2 stops
STL11:00 pmLambert-St Louis

British Airways flights from St. Louis to Rome

Our best British Airways deals on St. Louis to Rome flight tickets
British Airways
Oct 15
STL4:20 pmLambert-St Louis
20h 30m
2 stops
FCO7:50 pmRome Fiumicino
Nov 10
FCO8:05 pmRome Fiumicino
32h 26m
2 stops
STL9:31 pmLambert-St Louis
British Airways
Sep 18
STL6:26 amLambert-St Louis
20h 54m
2 stops
FCO10:20 amRome Fiumicino
Oct 2
FCO8:45 pmRome Fiumicino
25h 47m
2 stops
STL3:32 pmLambert-St Louis
British Airways
Oct 15
STL4:20 pmLambert-St Louis
32h 45m
1 stop
FCO8:05 amRome Fiumicino
Nov 10
FCO11:00 amRome Fiumicino
36h 08m
1 stop
STL4:08 pmLambert-St Louis

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

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 month to fly from St. Louis to Rome?

February. The cheapest time of year to fly to Rome from St. Louis is February. Most expensive is June

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

Wednesday. The cheapest day of the week is typically Wednesday. The most expensive is typically Sunday

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

In the afternoon. St. Louis to Rome flights are approximately 5% more expensive at noon than in the afternoon

What is the cheapest airline that flies to Rome from St. Louis?

Iberia. American Airlines, British Airways, and Delta are the most popular carriers operating from St. Louis to Rome

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

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

How far in advance should you book St. Louis to Rome flights?

29 days before. The cheapest time to buy a flight from St. Louis to Rome is approximately 29 days to departure

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

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

Best Price Found

$349

Fastest flight time

11h 35m

Direct flights

None

Airports in Rome

2 airports
The best one-way flight to Rome from St. Louis in the past 72 hours is $349. The best round-trip flight deal from St. Louis to Rome found on momondo in the last 72 hours is $788.
The fastest flight from St. Louis to Rome takes 11h 35m
There are no direct flights from St. Louis to Rome. Popular non-direct routes for this connection are Lambert-St Louis Airport - Rome Ciampino Airport and Lambert-St Louis Airport - Rome Fiumicino Airport.
There are 2 airports near Rome: Rome Fiumicino (FCO), Rome Ciampino (CIA)

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

    A flight from Lambert-St Louis to Rome will travel around 5053.3 mi. Typically, this will take 11h 35m by plane in normal conditions.

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

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

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Rome?

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

    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 Lambert-St Louis Airport to Rome.

  • What documentation or ID do you need to fly to Rome?

    The necessary travel and health documents for your Rome trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.


Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from St. Louis to Rome. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

Once all potential St. Louis to Rome flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from St. Louis to Rome now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Rome and let you know when they change.


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