HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Leonardo da Vinci/Fiumicino

$385+ Cheap flights from St. Louis (STL) to Fiumicino (FCO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/13. Fares are subject to change and may not be available on all flights or dates of travel.
STL — FCO
Nov 26 — Dec 31
Tue 11/26
Tue 12/3
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from St. Louis to Leonardo da Vinci/Fiumicino with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

The best prices from Lambert-St Louis to Rome Fiumicino are usually found in January or February, booked 1 days in advance, depart on a Tuesday or Friday and return on a Tuesday

Cheap flight deals from St. Louis to Leonardo da Vinci/Fiumicino

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Leonardo da Vinci/Fiumicino (FCO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 21, 2024.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Popular in

June

Cheapest in

January

Round-trip from

$634
(Gurufare)

One-way from

$385
(Kiwi.com)
Provider with most accurate pricing for Lambert-St Louis-Rome Fiumicino flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Rome Fiumicino flights.
Search Deals
High demand for flights, 34% potential price rise
Search Deals
Best time to find cheap flights, 29% potential price drop
Search Deals
From Lambert-St Louis to Rome Fiumicino
Search Deals
One-way flight from Lambert-St Louis to Rome Fiumicino
Search Deals

Find flight deals from St. Louis to Leonardo da Vinci/Fiumicino

Cheapest flights from St. Louis to Leonardo da Vinci/Fiumicino
Explore the most affordable flight options available from St. Louis to Leonardo da Vinci/Fiumicino. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2024.

This United deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/101:10 pmSTL - FCO
1 stop12h 20mUnited Airlines
Tue 12/1712:15 pmFCO - STL
2 stops31h 04mUnited Airlines
Deal found 11/20$683
This KLM deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/41:09 pmSTL - FCO
1 stop14h 21mKLM
Wed 12/1112:45 pmFCO - STL
1 stop17h 58mKLM
Deal found 11/20$699
This Mytrip deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/43:50 pmSTL - FCO
2 stops34h 00mMultiple Airlines
Sat 12/76:35 amFCO - STL
3 stops39h 46mMultiple Airlines
Deal found 11/20$957
This Expedia deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/46:40 amSTL - FCO
2 stops21h 15mAer Lingus
Sat 12/711:35 amFCO - STL
2 stops41h 38mAer Lingus
Deal found 11/20$1,016
This Iberia deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2712:49 pmSTL - FCO
2 stops18h 06mIberia
Tue 12/31:10 pmFCO - STL
1 stop14h 49mIberia
Deal found 11/20$1,262
This Air Canada deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/283:50 pmSTL - FCO
2 stops35h 10mAir Canada
Fri 12/612:15 pmFCO - STL
2 stops33h 51mAir Canada
Deal found 11/20$1,296
This Delta deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/283:15 pmSTL - FCO
1 stop12h 15mDelta
Tue 12/312:45 pmFCO - STL
1 stop14h 27mDelta
Deal found 11/20$1,299
This British Airways deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/291:40 pmSTL - FCO
2 stops15h 45mBritish Airways
Thu 12/51:10 pmFCO - STL
1 stop15h 43mBritish Airways
Deal found 11/20$1,300
This Lufthansa deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/293:45 pmSTL - FCO
1 stop14h 00mLufthansa
Wed 12/47:05 amFCO - STL
1 stop13h 50mLufthansa
Deal found 11/20$1,315
This Turkish Airlines deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/265:40 pmSTL - FCO
2 stops21h 20mTurkish Airlines
Thu 12/57:20 pmFCO - STL
2 stops27h 14mTurkish Airlines
Deal found 11/20$1,459
This Finnair deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2512:49 pmSTL - FCO
2 stops22h 01mFinnair
Mon 12/26:40 pmFCO - STL
2 stops31h 48mFinnair
Deal found 11/20$1,567
This Air France deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/263:24 pmSTL - FCO
1 stop12h 06mAir France
Mon 1/68:45 pmFCO - STL
2 stops25h 59mAir France
Deal found 11/19$1,875

Find flights from St. Louis to Leonardo da Vinci/Fiumicino within your budget

Customize your flight search to find flights from St. Louis to Leonardo da Vinci/Fiumicino that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,629,791 searches. Data last updated November 21, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

St. LouisRome

STL - FCO

STLFCO

Lambert-St Louis

Wed 4/2

3:50 pm-6:45 pm

2 stops19h 55m

Rome Fiumicino

Tue 4/15

7:35 pm-8:42 pm

2 stops32h 07m

$634

St. LouisRome

STL - FCO

STLFCO

Lambert-St Louis

Tue 12/10

1:10 pm-8:30 am

1 stop12h 20m

Rome Fiumicino

Tue 12/17

12:15 pm-12:19 pm

2 stops31h 04m

$683

St. LouisRome

STL - FCO

STLFCO

Lambert-St Louis

Tue 3/4

7:05 am-7:55 am

1 stop17h 50m

Rome Fiumicino

Tue 3/11

11:15 am-12:12 pm

2 stops30h 57m

$691

St. LouisRome

STL - FCO

STLFCO

Lambert-St Louis

Wed 12/4

1:09 pm-10:30 am

1 stop14h 21m

Rome Fiumicino

Wed 12/11

12:45 pm-11:43 pm

1 stop17h 58m

$699

St. LouisRome

STL - FCO

STLFCO

Lambert-St Louis

Wed 2/19

2:10 pm-9:00 am

1 stop11h 50m

Rome Fiumicino

Mon 3/3

8:45 pm-4:33 pm

2 stops26h 48m

$729

St. LouisRome

STL - FCO

STLFCO

Lambert-St Louis

Thu 2/13

10:18 am-10:00 am

2 stops16h 42m

Rome Fiumicino

Thu 2/27

1:35 pm-3:06 pm

2 stops32h 31m

$750

St. LouisRome

STL - FCO

STLFCO

Lambert-St Louis

Fri 2/14

3:45 pm-5:55 pm

1 stop19h 10m

Rome Fiumicino

Sun 2/23

7:05 am-1:55 pm

1 stop13h 50m

$825

St. LouisRome

STL - FCO

STLFCO

Lambert-St Louis

Mon 1/6

5:00 pm-7:45 pm

2 stops43h 45m

Rome Fiumicino

Mon 1/13

12:45 pm-3:44 pm

1 stop33h 59m

$897

St. LouisRome

STL - FCO

STLFCO

Lambert-St Louis

Tue 3/11

5:33 pm-6:25 pm

2 stops18h 52m

Rome Fiumicino

Tue 3/18

7:20 pm-2:23 pm

2 stops25h 03m

$1,004

St. LouisRome

STL - FCO

STLFCO

Lambert-St Louis

Thu 1/2

12:55 pm-7:55 am

1 stop12h 00m

Rome Fiumicino

Fri 1/17

12:45 pm-9:54 am

1 stop28h 09m

$1,006

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/21

Showing 1-10 of 20 results
1
2

Compare providers for flights from St. Louis to Leonardo da Vinci/Fiumicino

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Leonardo da Vinci/Fiumicino in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on St. Louis-Rome Fiumicino Airport flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on St. Louis-Rome Fiumicino Airport flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from St. Louis-Rome Fiumicino Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Rome Fiumicino Airport flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Rome Fiumicino Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from St. Louis to Leonardo da Vinci/Fiumicino

Have a flexible travel schedule? Discover the best time to fly to Leonardo da Vinci/Fiumicino from St. Louis with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from St. Louis to Leonardo da Vinci/Fiumicino

Get recent, data-driven insights about flights from St. Louis to Leonardo da Vinci/Fiumicino including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from St. Louis to Rome Fiumicino Airport?

Currently, December is the cheapest month in which you can book a flight from St. Louis to Rome Fiumicino Airport (average of $613). Flying from St. Louis to Rome Fiumicino Airport in June is currently the most expensive (average of $1,267). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from STL to FCO?

Find hourly flight availability from St. Louis to Leonardo da Vinci/Fiumicino. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 21, 2024.

It’s optimal to fly from St. Louis to Rome Fiumicino Airport in the afternoon. By choosing this option you can save up to 8% on the cost of your flight, compared to a flight in the morning.

Rainfall in Leonardo da Vinci/Fiumicino by month

Plan your trip to Leonardo da Vinci/Fiumicino by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Rome Fiumicino Airport ranges from 0.6 - 4.4 inches per month. November is typically the wettest month, when rainfall can reach 4.4 in. June is typically the driest time to visit Rome Fiumicino Airport when rainfall is around 0.6 in.

Temperature in Leonardo da Vinci/Fiumicino by month

Plan your trip to Leonardo da Vinci/Fiumicino by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Rome Fiumicino Airport, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 46.4 F).

Reviews of airlines servicing Leonardo da Vinci/Fiumicino

Get insights into the airlines that provide service to Leonardo da Vinci/Fiumicino. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Leonardo da Vinci/Fiumicino. Reviews last updated November 21, 2024.
Peruse reviews from past customers who have flown with United Airlines, KLM and British Airways from St. Louis to Rome to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,758 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,758 reviews
Delta
8.0
Very good
8,758 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,350 reviews
Delta
8.0
Very good
8,758 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air France
7.4
Good
1,525 reviews
Delta
8.0
Very good
8,758 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Turkish Airlines
7.4
Good
3,914 reviews
Delta
8.0
Very good
8,758 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
9,172 reviews
Delta
8.0
Very good
8,758 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Leonardo da Vinci/Fiumicino. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from St. Louis to Rome Fiumicino?

    Lambert-St Louis (STL) is the airport you will fly out of if you book a flight from St. Louis to Rome Fiumicino. You should not have trouble finding flights to Rome Fiumicino from Lambert-St Louis; the airport handles an average of 0 outbound flights to Rome Fiumicino per day. You should also have plenty of airline options to choose from since 8 airlines have flights from the St. Louis airport to Rome Fiumicino. It is only a 12.7 mi journey to Lambert-St Louis (STL) from St. Louis’s city center.

  • What are the cheapest airlines flying from St. Louis to Rome Fiumicino Airport round-trip?

    Our cheapest airline available from St. Louis to Rome Fiumicino Airport is Scandinavian Airlines. Our recent data shows that you can find tickets from as low as $634 on this airline. Additional options worth looking into are United Airlines and KLM, starting at $683 and $699 round-trip. Scandinavian Airlines is priced at 41% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from St. Louis to Rome Fiumicino Airport one-way?

    To fly one-way, consider booking your trip with Scandinavian Airlines, which is currently one of the cheapest options available, starting at $412. Lufthansa flights start at $477 while deals on Air Canada start at $483 one-way.

  • Can I find deals for flights from St. Louis to Leonardo da Vinci/Fiumicino that include hotel bookings?

    Yes. In addition to deals on St. Louis to Leonardo da Vinci/Fiumicino flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Leonardo da Vinci/Fiumicino?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Leonardo da Vinci/Fiumicino.

  • Can I find deals for business class flights from St. Louis to Leonardo da Vinci/Fiumicino?

    Yes. Cheapflights offers flight deals from St. Louis to Leonardo da Vinci/Fiumicino by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from St. Louis to Rome Fiumicino Airport?

    Currently, December is the cheapest month in which you can book a flight from St. Louis to Rome Fiumicino Airport (average of $613). Flying from St. Louis to Rome Fiumicino Airport in June is currently the most expensive (average of $1,267). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 8 airlines flying from St. Louis to Leonardo da Vinci/Fiumicino

Discover the top 8 airlines that operate flights from St. Louis to Leonardo da Vinci/Fiumicino. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,629,791 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$547Average$857FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$668Average$974FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$687Average$1,066FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$721Average$1,155FlexibilityNo cancel feeOn-time71%
DeltaCheapest$726Average$1,072FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$738Average$1,317FlexibilityNo cancel feeOn-time67%
British AirwaysCheapest$753Average$1,128FlexibilityNo cancel feeOn-time70%
KLMCheapest$805Average$1,179FlexibilityNo cancel feeOn-time75%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines