Cheap flights from St. Louis to Rome from $470
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 8/25. 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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Iberia flights from St. Louis to Rome Fiumicino Airport
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United Airlines flights from St. Louis to Rome Fiumicino Airport
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How to get the cheapest flight ticket from St. Louis to Rome Fiumicino Airport
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 to Rome Fiumicino Airport?
The cheapest month to fly to Rome Fiumicino Airport from St. Louis is in January. Flight prices, which tend to average around $709, are often lower during this time because this is during the off-season. If you aren’t able to travel to Rome Fiumicino Airport during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $795.
What is the cheapest day to depart on your flight to Rome Fiumicino Airport?
Our data shows that Tuesday is the least expensive day to fly to Rome Fiumicino Airport. Tickets to fly out on this day can be as low as $1,037. The most expensive day to fly to Rome Fiumicino Airport is Sunday, with ticket prices averaging around $1,259.
What is the cheapest time of day to depart on your flight to Rome Fiumicino Airport?
According to our data, the cheapest time of day to fly to Rome Fiumicino Airport is in the afternoon. momondo users have found flights departing from St. Louis to Rome Fiumicino Airport in the afternoon for as low as $1,077. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the morning are often more expensive with an average ticket price of $1,148.
How far in advance should I book a flight to Rome Fiumicino Airport?
You are more likely to see cheaper flights to Rome Fiumicino Airport from St. Louis when booking 5 weeks ahead of your departure date. In general, you can expect to find flights to Rome Fiumicino Airport for around $1,054 when searching 5 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Rome Fiumicino Airport from St. Louis for as low as $963 on momondo.
What is the cheapest airline that flies from Lambert-St Louis to Rome Fiumicino?
WestJet, Aer Lingus, and United Airlines are the most popular carriers operating from Lambert-St Louis to Rome Fiumicino
What airlines fly to Rome Fiumicino Airport?
American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Rome Fiumicino Airport from St. Louis according to our data. American Airlines is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Rome Fiumicino Airport. Keep in mind that there are 8 different airlines that fly to Rome Fiumicino Airport on a routine basis, so you have a few additional options to choose from.
When to book flights from St. Louis to Rome Fiumicino Airport
Cheap St. Louis to Rome Fiumicino Airport (STL to FCO) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from St. Louis to Rome Fiumicino Airport
How far is Lambert-St Louis to Rome Fiumicino by plane?
A flight from Lambert-St Louis to Rome Fiumicino will travel around 5048.2 mi. 12h 27m is a normal flight duration for this route.
When did momondo last update prices for flights from Lambert-St Louis Airport to Rome Fiumicino Airport?
Prices for flights from Lambert-St Louis Airport to Rome Fiumicino Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Lambert-St Louis Airport to Rome Fiumicino Airport?
As of April 2025, there are 8 operators available to choose from for flights from Lambert-St Louis Airport to Rome Fiumicino Airport.
How old do you have to be to fly from Lambert-St Louis Airport to Rome Fiumicino 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 Lambert-St Louis Airport to Rome Fiumicino Airport.
What documentation or ID do you need to fly to Rome Fiumicino Airport?
The travel and health documents you'll need for your trip to Rome Fiumicino Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Rome Fiumicino Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from St. Louis to Rome Fiumicino Airport?
Based on momondo bookings for flights between St. Louis and Rome Fiumicino Airport, the leading airline is American Airlines, making up 30% of the total bookings. Other popular airlines include United Airlines with 29%, Delta with 11%, and Air Canada with 8%.
Best airlines flying from St. Louis to Rome Fiumicino Airport
Compare and see reviews for airlines that fly from St. Louis to Rome Fiumicino Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $670 | Free Cancellation | Rating 8.0 7,936 reviews | |||
| PriceFrom $675 | Free Cancellation | Rating 6.7 7,042 reviews | |||
| PriceFrom $681 | Free Cancellation | Rating 7.0 2,696 reviews | |||
| PriceFrom $699 | Free Cancellation | Rating 7.4 8,696 reviews | |||
| PriceFrom $705 | Free Cancellation | Rating 7.0 9,242 reviews | |||
| PriceFrom $708 | Free Cancellation | Rating 6.6 6,834 reviews | |||
| PriceFrom $800 | Free Cancellation | Rating 7.8 1,333 reviews | |||
| PriceFrom $811 | Free Cancellation | Rating 7.2 10,000 reviews |
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Why should I use momondo to find a flight deal from St. Louis to Rome?
Finding the right flight to Rome from St. Louis 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 Rome quick and easy, saving you time and money.
Can I find flights from St. Louis to Rome with flexible booking policies on momondo?
Flights from St. Louis to Rome with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from St. Louis to Rome?
Once you have performed a search for St. Louis to Rome flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from St. Louis to Rome right now. Can momondo alert me if prices change?
Price alerts on flights to Rome from St. Louis 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.