St. Louis

$641+ Cheap flights from Rome (ROM) to St. Louis (STL)

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 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
ROM — STL
Dec 24 — Dec 311
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Cheap flight deals from Rome to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Rome (ROM) to St. Louis (STL). 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 December 19, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$757
(British Airways)

One-way from

$641
(oojo)

Popular in

June

Cheapest in

October

Average price

$787
Provider with most accurate pricing for Rome (ROM)-Lambert-St Louis flight deals.
Provider most trusted by Cheapflights users for Rome (ROM)-Lambert-St Louis flights.
From Rome (ROM) to Lambert-St Louis
One-way flight from Rome (ROM) to Lambert-St Louis
High demand for flights, 4% potential price rise
Best time to find cheap flights, 2% potential price drop
Average for round-trip flights in December 2024

Find flight deals from Rome to St. Louis

Cheapest flights from Rome to St. Louis
Explore the most affordable flight options available from Rome to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 19, 2024.

This Ovago deal was found by Cheapflights users on 12/19. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/201:10 pmFCO - STL
2 stops16h 09mIberia
Sun 12/222:00 pmSTL - FCO
1 stop12h 00mIberia
Deal found 12/19$1,065
This Ovago deal was found by Cheapflights users on 12/19. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/207:30 amFCO - STL
2 stops17h 28mMultiple Airlines
Sun 12/222:00 pmSTL - FCO
1 stop12h 00mMultiple Airlines
Deal found 12/19$1,084
This KLM deal was found by Cheapflights users on 12/19. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2012:45 pmFCO - STL
1 stop17h 55mKLM
Sun 12/227:15 amSTL - FCO
1 stop20h 15mKLM
Deal found 12/19$1,307

Find flights from Rome to St. Louis within your budget

Customize your flight search to find flights from Rome to St. Louis 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 2,558,603 searches. Data last updated December 19, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

RomeSt. Louis

FCO - STL

FCOSTL

Rome Fiumicino

Tue 1/14

7:55 am-10:09 pm

2 stops21h 14m

Lambert-St Louis

Mon 1/20

2:00 pm-2:40 pm

2 stops17h 40m

$757

RomeSt. Louis

FCO - STL

FCOSTL

Rome Fiumicino

Mon 5/19

11:00 am-9:47 pm

2 stops17h 47m

Lambert-St Louis

Sun 5/25

5:18 pm-5:45 pm

2 stops17h 27m

$782

RomeSt. Louis

FCO - STL

FCOSTL

Rome Fiumicino

Tue 1/14

10:30 am-11:30 pm

1 stop20h 00m

Lambert-St Louis

Mon 1/20

11:28 am-7:55 am

1 stop13h 27m

$812

RomeSt. Louis

FCO - STL

FCOSTL

Rome Fiumicino

Mon 5/19

9:45 am-11:38 pm

1 stop20h 53m

Lambert-St Louis

Sun 5/25

10:45 am-9:20 am

1 stop15h 35m

$888

RomeSt. Louis

FCO - STL

FCOSTL

Rome Fiumicino

Mon 5/19

6:15 am-6:27 pm

3 stops43h 12m

Lambert-St Louis

Sun 5/25

12:15 pm-12:05 am

3 stops28h 50m

$1,153

RomeSt. Louis

FCO - STL

FCOSTL

Rome Fiumicino

Thu 1/2

12:00 pm-9:56 pm

1 stop16h 56m

Lambert-St Louis

Mon 1/6

5:59 pm-9:45 am

1 stop32h 46m

$1,849

RomeSt. Louis

FCO - STL

FCOSTL

Rome Fiumicino

Tue 3/4

7:20 pm-2:36 pm

2 stops26h 16m

$641

RomeSt. Louis

FCO - STL

FCOSTL

Rome Fiumicino

Wed 5/7

7:00 am-1:30 pm

1 stop13h 30m

$802

RomeSt. Louis

FCO - STL

FCOSTL

Rome Fiumicino

Sun 4/13

10:10 am-10:26 pm

1 stop19h 16m

$854

RomeSt. Louis

FCO - STL

FCOSTL

Rome Fiumicino

Tue 3/4

1:10 pm-8:42 pm

1 stop14h 32m

$864

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/18

Showing 1-10 of 12 results
1
2

Compare providers for flights from Rome to St. Louis

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 Rome to St. Louis in December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*2 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 Rome-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Rome-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Rome-St. Louis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Rome-St. Louis flights, Cheapflights users trust FlightHub the most. FlightHub 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 Rome-St. Louis 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 Rome to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Rome 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 Rome to St. Louis

Get recent, data-driven insights about flights from Rome to St. Louis including ideal travel times, pricing trends, and more.

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature totals by month.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. 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 St. Louis. Reviews last updated December 19, 2024.
8.0
Very good
8,600 reviews

Entertainment

7.9

Food

7.3

Crew

8.6

Boarding

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

8.0
Very good
8,600 reviews
8.0
Very good
8,600 reviews

Entertainment

7.9

Food

7.3

Crew

8.6

Boarding

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

7.8
Good
1,349 reviews
8.0
Very good
8,600 reviews

Entertainment

7.9

Food

7.3

Crew

8.6

Boarding

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

7.4
Good
9,048 reviews
8.0
Very good
8,600 reviews

Entertainment

7.9

Food

7.3

Crew

8.6

Boarding

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

7.3
Good
3,901 reviews
8.0
Very good
8,600 reviews

Entertainment

7.9

Food

7.3

Crew

8.6

Boarding

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

7.0
Good
2,655 reviews
8.0
Very good
8,600 reviews

Entertainment

7.9

Food

7.3

Crew

8.6

Boarding

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Rome to St. Louis. 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 into for flights to St. Louis from Rome?

    Most people fly into Lambert-St Louis (STL) if they book a flight to St. Louis from Rome. On average, Lambert-St Louis has 0 inbound flights from Rome per day from 0 airlines. Lambert-St Louis is conveniently located just 12.7 mi from St. Louis’s city center.

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

    Cheapflights users have booked flights from Rome to St. Louis round-trip from $757. Other airlines that can offer you cheap pricing are United Airlines, from $782, and Lufthansa, from $812. Users have found that British Airways is 17% cheaper than the other options available to this destination.

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

    The cheapest airlines for a one-way flight from Rome to St. Louis are Turkish Airlines ($641), Lufthansa ($802), and Iberia ($854).

  • Can I find deals for flights from Rome to St. Louis that include hotel bookings?

    Yes. In addition to deals on Rome to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Rome to St. Louis?

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

  • Can I find deals for business class flights from Rome to St. Louis?

    Yes. Cheapflights offers flight deals from Rome to St. Louis 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 Rome to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from Rome to St. Louis (average of $311). Flying from Rome to St. Louis in March is currently the most expensive (average of $356). 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.

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