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 $809. Other airlines that can offer you cheap pricing are British Airways, from $819, and Lufthansa, from $1,031.

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 ($639), KLM ($825), and British Airways ($937).

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

Currently, September is the cheapest month in which you can book a flight from Rome to St. Louis (average of $308). Flying from Rome to St. Louis in March is currently the most expensive (average of $357). 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 day to fly from Rome to St. Louis?

Travelers seeking maximum savings on their Rome to St. Louis flight should consider departing on Wednesday mornings when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

What is the cheapest day to fly round-trip from Rome to St. Louis?

Leaving on a Wednesday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 30% on the overall cost on flights from Rome to St. Louis.

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

When flying from Rome to St. Louis, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Most accurate provider : When it comes to deals on Rome-St. Louis flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Rome-St. Louis flight deals on Cheapflights vs. AranGrant >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 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 Rome-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.

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.

$632+ Flights from Rome, Italy to St. Louis, Missouri

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Cheap flight deals from Rome to St. Louis

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$809 (United Airlines)
One-way from	$632 (Combigo)

Provider with most accurate pricing for Rome (ROM)-Lambert-St Louis flight deals.

Search Deals

Provider most trusted by Cheapflights users for Rome (ROM)-Lambert-St Louis flights.

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From Rome (ROM) to Lambert-St Louis

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One-way flight from Rome (ROM) to Lambert-St Louis

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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 November 21, 2024.

Sat 12/281:35 pmFCO - STL

2 stops39h 41mUnited Airlines

Mon 1/65:30 pmSTL - FCO

2 stops40h 15mUnited Airlines

Deal found 11/20

$966

Fri 12/2712:15 pmFCO - STL

2 stops57h 51mMultiple Airlines

Mon 1/65:30 pmSTL - FCO

2 stops35h 55mMultiple Airlines

Deal found 11/20

$1,025

Best flights from Rome to St. Louis
Discover carefully curated flight deals from Rome to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 21, 2024.

Sat 1/119:50 amFCO - STL

2 stops35h 24mUnited Airlines

Sun 4/61:27 pmSTL - FCO

1 stop11h 28mUnited Airlines

Deal found 11/20

$809

Sat 1/118:25 amFCO - STL

2 stops37h 41mMultiple Airlines

Sun 4/63:50 pmSTL - FCO

2 stops34h 00mMultiple Airlines

Deal found 11/21

$813

Wed 1/83:40 pmFCO - STL

2 stops24h 14mBritish Airways

Tue 1/146:29 pmSTL - FCO

2 stops18h 06mBritish Airways

Deal found 11/20

$819

Sat 1/119:50 amFCO - STL

1 stop35h 05mLufthansa

Sun 4/63:30 pmSTL - FCO

1 stop15h 20mLufthansa

Deal found 11/20

$1,031

Sat 1/411:25 amFCO - STL

2 stops41h 17mScandinavian Airlines

Sun 1/122:00 pmSTL - FCO

2 stops16h 45mScandinavian Airlines

Deal found 11/20

$1,172

Thu 1/27:30 amFCO - STL

2 stops20h 29mIberia

Sun 1/1212:00 pmSTL - FCO

2 stops18h 55mIberia

Deal found 11/20

$1,322

Sat 1/412:15 pmFCO - STL

1 stop33h 51mAir Canada

Mon 1/133:50 pmSTL - FCO

2 stops35h 10mAir Canada

Deal found 11/20

$1,918

Last-minute flights from Rome to St. Louis
Discover last-minute flight deals from Rome to St. Louis. Data last updated November 21, 2024 and is based on user searches.

Fri 12/2712:15 pmFCO - STL

2 stops57h 51mMultiple Airlines

Mon 1/65:30 pmSTL - FCO

2 stops35h 55mMultiple Airlines

Deal found 11/20

$1,025

Sat 12/281:35 pmFCO - STL

2 stops39h 41mUnited Airlines

Mon 1/65:30 pmSTL - FCO

2 stops40h 15mUnited Airlines

Deal found 11/20

$966

One-way flights from Rome to St. Louis
Search for one-way flight options from Rome to St. Louis. Find affordable one-way fares based on user searches. Data last updated November 21, 2024.

Tue 3/42:05 pmFCO - STL

3 stops27h 00mMultiple Airlines

Deal found 11/20

$632

Tue 3/47:20 pmFCO - STL

2 stops26h 16mTurkish Airlines

Deal found 11/20

$639

Wed 5/79:45 amFCO - STL

1 stop20h 53mKLM

Deal found 11/20

$825

Tue 3/41:10 pmFCO - STL

1 stop14h 33mBritish Airways

Deal found 11/20

$937

Sun 4/1311:45 amFCO - STL

3 stops34h 36mUnited Airlines

Deal found 11/20

$1,479

Find flights from Rome to St. Louis within your budget

Fly from

Fly to

Route

Depart

Return

Price

RomeSt. Louis

FCO - STL

FCOSTL

Rome Fiumicino

Sat 1/11

9:50 am-2:14 pm

2 stops35h 24m

Lambert-St Louis

Sun 4/6

1:27 pm-7:55 am

1 stop11h 28m

$809

RomeSt. Louis

FCO - STL

FCOSTL

Rome Fiumicino

Sat 1/11

8:25 am-3:06 pm

2 stops37h 41m

Lambert-St Louis

Sun 4/6

3:50 pm-8:50 am

2 stops34h 00m

$813

RomeSt. Louis

FCO - STL

FCOSTL

Rome Fiumicino

Wed 1/8

3:40 pm-8:54 am

2 stops24h 14m

Lambert-St Louis

Tue 1/14

6:29 pm-7:35 pm

2 stops18h 06m

$819

RomeSt. Louis

FCO - STL

FCOSTL

Rome Fiumicino

Sat 1/11

9:50 am-1:55 pm

1 stop35h 05m

Lambert-St Louis

Sun 4/6

3:30 pm-1:50 pm

1 stop15h 20m

$1,031

RomeSt. Louis

FCO - STL

FCOSTL

Rome Fiumicino

Sat 1/4

11:25 am-9:42 pm

2 stops41h 17m

Lambert-St Louis

Sun 1/12

2:00 pm-1:45 pm

2 stops16h 45m

$1,172

RomeSt. Louis

FCO - STL

FCOSTL

Rome Fiumicino

Thu 1/2

7:30 am-8:59 pm

2 stops20h 29m

Lambert-St Louis

Sun 1/12

12:00 pm-1:55 pm

2 stops18h 55m

$1,322

RomeSt. Louis

FCO - STL

FCOSTL

Rome Fiumicino

Sat 1/4

12:15 pm-3:06 pm

1 stop33h 51m

Lambert-St Louis

Mon 1/13

3:50 pm-10:00 am

2 stops35h 10m

$1,918

RomeSt. Louis

FCO - STL

FCOSTL

Rome Fiumicino

Tue 3/4

2:05 pm-10:05 am

3 stops27h 00m

$632

RomeSt. Louis

FCO - STL

FCOSTL

Rome Fiumicino

Tue 3/4

7:20 pm-2:36 pm

2 stops26h 16m

$639

RomeSt. Louis

FCO - STL

FCOSTL

Rome Fiumicino

Wed 5/7

9:45 am-11:38 pm

1 stop20h 53m

$825

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Showing 1-10 of 12 results

Compare providers for flights from Rome to St. Louis

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 November.

Provider	Price Accuracy	Trust Score*
AranGrant	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust 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 Rome-St. Louis flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Rome-St. Louis flight deals on Cheapflights vs. AranGrant >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 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 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

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

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

KLM

7.8

Good

1,350 reviews

Reviews

1 / 10

Flight performed by El Al. The aircraft was dirty. Gum in front pcket. Poorly maintained.

KLM

7.8

Good

1,350 reviews

KLM

7.8

Good

1,350 reviews

Reviews

1 / 10

Flight performed by El Al. The aircraft was dirty. Gum in front pcket. Poorly maintained.

Turkish Airlines

7.4

Good

3,914 reviews

KLM

7.8

Good

1,350 reviews

Reviews

1 / 10

Flight performed by El Al. The aircraft was dirty. Gum in front pcket. Poorly maintained.

United Airlines

7.4

Good

9,172 reviews

KLM

7.8

Good

1,350 reviews

Reviews

1 / 10

Flight performed by El Al. The aircraft was dirty. Gum in front pcket. Poorly maintained.

Scandinavian Airlines

7.3

Good

1,301 reviews

KLM

7.8

Good

1,350 reviews

Reviews

1 / 10

Flight performed by El Al. The aircraft was dirty. Gum in front pcket. Poorly maintained.

Air Canada

7.0

Good

8,238 reviews

KLM

7.8

Good

1,350 reviews

Reviews

1 / 10

Flight performed by El Al. The aircraft was dirty. Gum in front pcket. Poorly maintained.

Related info for your journey

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 $809. Other airlines that can offer you cheap pricing are British Airways, from $819, and Lufthansa, from $1,031.
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 ($639), KLM ($825), and British Airways ($937).
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, September is the cheapest month in which you can book a flight from Rome to St. Louis (average of $308). Flying from Rome to St. Louis in March is currently the most expensive (average of $357). 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

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$632+ 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.

Find cheap flights from Rome to St. Louis with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Rome to St. Louis

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Find flight deals from Rome to St. Louis

Cheapest flights from Rome to St. LouisExplore 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 November 21, 2024.

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 November 21, 2024.

Find flights from Rome to St. Louis within your budget

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 November.

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.

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.

Temperature in St. Louis by month

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

Reviews of airlines servicing St. Louis

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?

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

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

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

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

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

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

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.

Alternative routes for Rome to St. Louis

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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 November 21, 2024.