How long is the flight from Italy to St. Louis?

United Airlines, Lufthansa, and American Airlines can get you from Italy to St. Louis in just under 13h 50m. Your travel time can differ by up to 13h 21m. The distance from Italy to St. Louis is about 4900 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

One-way options have recently been found by users for as low as $512 on American Airlines. Other airlines that offer cheap prices include Finnair from $516 and British Airways from $566 one-way.

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.

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).

What are the most popular routes from Italy to St. Louis?

Most travelers choose Rome Fiumicino - Lambert-St Louis, Venice Marco Polo - Lambert-St Louis or Florence Peretola - Lambert-St Louis when deciding on the best route from Italy to St. Louis.

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Italy to St. Louis as you normally would.

What airport do you fly into for flights to St. Louis from Italy?

Located just 12.7 mi from the city center, Lambert-St Louis (STL) is the airport most travelers will use when flying to St. Louis from Italy.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Italy 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.

$424+ Flights from Italy to St. Louis

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Cheap flight deals from Italy to St. Louis

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$801 (United Airlines)
One-way from	$424 (Kiwi.com)

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

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From Italy to Lambert-St Louis

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One-way flight from Italy to Lambert-St Louis

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Find flight deals from Italy to St. Louis

Cheapest flights from Italy to St. Louis
Explore the most affordable flight options available from Italy to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on novembro 10, 2025.

qui 12/46:55 amVCE - STL

2 stops17h 08mUnited Airlines

seg 12/811:25 amSTL - VCE

2 stops14h 30mUnited Airlines

Deal found 11/9

$804

qui 12/47:05 amFCO - STL

2 stops22h 40mUnited Airlines

seg 12/81:00 pmSTL - FCO

1 stop11h 45mUnited Airlines

Deal found 11/7

$813

qui 11/206:55 amVCE - STL

2 stops19h 34mAmerican Airlines

seg 11/242:17 pmSTL - VCE

2 stops16h 13mAmerican Airlines

Deal found 11/9

$813

dom 12/141:10 pmFCO - STL

2 stops33h 30mUnited Airlines

sex 1/911:22 amSTL - FCO

1 stop13h 33mUnited Airlines

Deal found 11/9

$815

seg 11/173:05 pmMXP - STL

1 stop28h 23mUnited Airlines

dom 11/236:43 pmSTL - MXP

1 stop11h 22mUnited Airlines

Deal found 11/10

$816

seg 11/177:35 amLIN - STL

2 stops18h 02mAmerican Airlines

dom 11/233:43 pmSTL - LIN

2 stops15h 47mAmerican Airlines

Deal found 11/9

$816

seg 11/1710:25 amMXP - STL

1 stop16h 54mMultiple Airlines

dom 11/236:25 amSTL - MXP

1 stop18h 40mMultiple Airlines

Deal found 11/9

$817

qui 12/411:05 amVCE - STL

1 stop19h 37mLufthansa

seg 12/811:50 amSTL - VCE

1 stop14h 05mLufthansa

Deal found 11/9

$823

qui 12/41:10 pmFCO - STL

1 stop16h 15mAmerican Airlines

seg 12/810:56 amSTL - FCO

1 stop15h 04mAmerican Airlines

Deal found 11/7

$831

dom 12/149:45 amFCO - STL

1 stop18h 55mLufthansa

sex 1/911:22 amSTL - FCO

1 stop13h 33mLufthansa

Deal found 11/9

$835

qui 11/206:55 amVCE - STL

2 stops17h 44mLufthansa

seg 11/245:31 pmSTL - VCE

1 stop32h 24mLufthansa

Deal found 11/9

$880

qui 11/2712:30 pmPSA - STL

2 stops42h 24mAmerican Airlines

seg 12/16:13 pmSTL - PSA

2 stops58h 22mAmerican Airlines

Deal found 11/8

$899

Best flights from Italy to St. Louis
Discover carefully curated flight deals from Italy to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated novembro 10, 2025.

qua 4/156:40 amVCE - STL

1 stop13h 50mUnited Airlines

seg 4/208:26 amSTL - VCE

2 stops17h 39mUnited Airlines

Deal found 11/10

$799

qua 4/156:40 amVCE - STL

1 stop13h 50mLufthansa

seg 4/2011:45 amSTL - VCE

1 stop14h 20mLufthansa

Deal found 11/10

$799

qui 2/512:40 pmBLQ - STL

2 stops27h 11mAmerican Airlines

dom 2/81:35 pmSTL - BLQ

2 stops19h 55mAmerican Airlines

Deal found 11/9

$805

qua 12/246:30 amVCE - STL

2 stops22h 46mDelta

qua 12/317:00 amSTL - VCE

2 stops21h 45mDelta

Deal found 11/9

$985

qui 3/126:30 amFLR - STL

3 stops20h 30mMultiple Airlines

dom 3/154:05 pmSTL - FLR

2 stops23h 55mMultiple Airlines

Deal found 11/9

$988

sex 2/69:10 amMXP - STL

2 stops17h 17mUnited Airlines

dom 2/811:22 amSTL - MXP

1 stop13h 08mUnited Airlines

Deal found 11/8

$802

qui 11/206:55 amVCE - STL

2 stops19h 34mAmerican Airlines

seg 11/242:17 pmSTL - VCE

2 stops16h 13mAmerican Airlines

Deal found 11/9

$813

qui 12/411:05 amVCE - STL

1 stop19h 37mLufthansa

seg 12/811:50 amSTL - VCE

1 stop14h 05mLufthansa

Deal found 11/8

$823

qui 12/46:55 amVCE - STL

2 stops19h 22mUnited Airlines

seg 12/810:00 amSTL - VCE

2 stops15h 55mUnited Airlines

Deal found 11/8

$804

qui 12/41:10 pmFCO - STL

1 stop16h 15mAmerican Airlines

seg 12/810:56 amSTL - FCO

1 stop15h 04mAmerican Airlines

Deal found 11/7

$831

qui 3/122:15 pmFLR - STL

1 stop30h 40mLufthansa

dom 3/151:10 pmSTL - FLR

2 stops14h 30mLufthansa

Deal found 11/9

$863

sex 2/136:30 amFLR - STL

2 stops20h 53mUnited Airlines

ter 2/1711:39 amSTL - FLR

2 stops17h 56mUnited Airlines

Deal found 11/9

$805

qua 12/246:40 amFLR - STL

2 stops21h 01mDelta

qua 12/315:55 pmSTL - FLR

2 stops18h 55mDelta

Deal found 11/8

$1,006

qui 3/122:15 pmFLR - STL

2 stops25h 33mUnited Airlines

dom 3/151:10 pmSTL - FLR

2 stops17h 25mUnited Airlines

Deal found 11/9

$806

qui 11/2712:30 pmPSA - STL

2 stops42h 24mAmerican Airlines

seg 12/16:13 pmSTL - PSA

2 stops58h 22mAmerican Airlines

Deal found 11/8

$899

qui 11/2011:05 amVCE - STL

1 stop19h 37mLufthansa

seg 11/245:31 pmSTL - VCE

1 stop32h 24mLufthansa

Deal found 11/9

$917

qui 2/56:00 amLIN - STL

2 stops20h 27mUnited Airlines

dom 2/83:11 pmSTL - LIN

2 stops15h 59mUnited Airlines

Deal found 11/7

$810

qui 12/47:05 amFCO - STL

2 stops19h 12mUnited Airlines

seg 12/88:00 amSTL - FCO

2 stops16h 55mUnited Airlines

Deal found 11/7

$813

qua 12/246:30 amFLR - STL

1 stop14h 25mLufthansa

qua 12/3111:05 amSTL - FLR

2 stops18h 30mLufthansa

Deal found 11/8

$989

dom 12/141:10 pmFCO - STL

2 stops33h 30mUnited Airlines

sex 1/911:22 amSTL - FCO

1 stop13h 33mUnited Airlines

Deal found 11/8

$815

qua 12/249:35 amFLR - STL

2 stops36h 54mMultiple Airlines

qua 12/3111:05 amSTL - FLR

3 stops19h 30mMultiple Airlines

Deal found 11/8

$1,486

Last-minute flights from Italy to St. Louis
Discover last-minute flight deals from Italy to St. Louis. Data last updated novembro 10, 2025 and is based on user searches.

seg 11/173:05 pmMXP - STL

1 stop28h 23mUnited Airlines

dom 11/236:43 pmSTL - MXP

1 stop11h 22mUnited Airlines

Deal found 11/10

$816

seg 11/177:35 amLIN - STL

2 stops18h 02mAmerican Airlines

dom 11/233:43 pmSTL - LIN

2 stops15h 47mAmerican Airlines

Deal found 11/10

$816

seg 11/1710:25 amMXP - STL

1 stop16h 54mMultiple Airlines

dom 11/237:11 amSTL - MXP

2 stops17h 54mMultiple Airlines

Deal found 11/9

$817

qui 11/206:55 amVCE - STL

2 stops19h 34mAmerican Airlines

seg 11/242:17 pmSTL - VCE

2 stops16h 13mAmerican Airlines

Deal found 11/9

$813

qui 11/206:55 amVCE - STL

2 stops17h 44mLufthansa

seg 11/245:31 pmSTL - VCE

1 stop32h 24mLufthansa

Deal found 11/9

$880

qui 11/2712:30 pmPSA - STL

2 stops42h 24mAmerican Airlines

seg 12/16:13 pmSTL - PSA

2 stops58h 22mAmerican Airlines

Deal found 11/8

$899

qui 12/46:55 amVCE - STL

2 stops17h 08mUnited Airlines

seg 12/811:25 amSTL - VCE

2 stops14h 30mUnited Airlines

Deal found 11/9

$804

qui 12/47:05 amFCO - STL

2 stops22h 40mUnited Airlines

seg 12/81:00 pmSTL - FCO

1 stop11h 45mUnited Airlines

Deal found 11/7

$813

qui 12/411:05 amVCE - STL

1 stop19h 37mLufthansa

seg 12/811:50 amSTL - VCE

1 stop14h 05mLufthansa

Deal found 11/9

$823

qui 12/41:10 pmFCO - STL

1 stop16h 15mAmerican Airlines

seg 12/810:56 amSTL - FCO

1 stop15h 04mAmerican Airlines

Deal found 11/7

$831

dom 12/141:10 pmFCO - STL

2 stops33h 30mUnited Airlines

sex 1/911:22 amSTL - FCO

1 stop13h 33mUnited Airlines

Deal found 11/9

$815

dom 12/149:45 amFCO - STL

1 stop18h 55mLufthansa

sex 1/911:22 amSTL - FCO

1 stop13h 33mLufthansa

Deal found 11/9

$835

One-way flights from Italy to St. Louis
Search for one-way flight options from Italy to St. Louis. Find affordable one-way fares based on user searches. Data last updated novembro 10, 2025.

dom 12/76:10 amFCO - STL

3 stops47h 23mMultiple Airlines

Deal found 11/9

$424

sex 11/219:30 pmLIN - STL

3 stops57h 27mMultiple Airlines

Deal found 11/8

$474

qua 4/1510:30 amFCO - STL

2 stops19h 54mMultiple Airlines

Deal found 11/10

$504

dom 5/37:10 amFLR - STL

2 stops19h 53mAmerican Airlines

Deal found 11/9

$512

seg 3/236:55 amVCE - STL

2 stops19h 23mAmerican Airlines

Deal found 11/10

$516

ter 4/141:10 pmFCO - STL

2 stops17h 14mMultiple Airlines

Deal found 11/10

$520

dom 5/37:10 amFLR - STL

2 stops19h 53mBritish Airways

Deal found 11/10

$566

dom 5/37:10 amFLR - STL

1 stop19h 20mMultiple Airlines

Deal found 11/10

$652

sex 12/197:10 pmFCO - STL

3 stops45h 30mMultiple Airlines

Deal found 11/9

$663

dom 11/168:45 amMXP - STL

3 stops35h 32mMultiple Airlines

Deal found 11/9

$686

dom 11/161:00 pmLIN - STL

3 stops31h 17mMultiple Airlines

Deal found 11/9

$693

qua 12/108:00 pmMXP - STL

2 stops32h 02mScandinavian Airlines

Deal found 11/9

$701

Fly from

Fly to

Route

Depart

Return

Price

VeniceSt. Louis

VCE - STL

VCESTL

Venice Marco Polo

qua 4/15

6:40 am-1:30 pm

1 stop13h 50m

Lambert-St Louis

seg 4/20

8:26 am-9:05 am

2 stops17h 39m

$799

VeniceSt. Louis

VCE - STL

VCESTL

Venice Marco Polo

qua 4/15

6:40 am-1:30 pm

1 stop13h 50m

Lambert-St Louis

seg 4/20

11:45 am-9:05 am

1 stop14h 20m

$799

MilanSt. Louis

MXP - STL

MXPSTL

Milan Malpensa

sex 2/6

9:10 am-7:27 pm

2 stops17h 17m

Lambert-St Louis

dom 2/8

11:22 am-7:30 am

1 stop13h 08m

$802

VeniceSt. Louis

VCE - STL

VCESTL

Venice Marco Polo

qui 12/4

6:55 am-7:17 pm

2 stops19h 22m

Lambert-St Louis

seg 12/8

10:00 am-8:55 am

2 stops15h 55m

$804

BolognaSt. Louis

BLQ - STL

BLQSTL

Bologna Guglielmo Marconi

qui 2/5

12:40 pm-8:51 am

2 stops27h 11m

Lambert-St Louis

dom 2/8

1:35 pm-4:30 pm

2 stops19h 55m

$805

FlorenceSt. Louis

FLR - STL

FLRSTL

Florence Peretola

sex 2/13

6:30 am-8:23 pm

2 stops20h 53m

Lambert-St Louis

ter 2/17

11:39 am-12:35 pm

2 stops17h 56m

$805

FlorenceSt. Louis

FLR - STL

FLRSTL

Florence Peretola

qui 3/12

2:15 pm-9:48 am

2 stops25h 33m

Lambert-St Louis

dom 3/15

1:10 pm-12:35 pm

2 stops17h 25m

$806

MilanSt. Louis

LIN - STL

LINSTL

Milan Linate

qui 2/5

6:00 am-7:27 pm

2 stops20h 27m

Lambert-St Louis

dom 2/8

3:11 pm-2:10 pm

2 stops15h 59m

$810

VeniceSt. Louis

VCE - STL

VCESTL

Venice Marco Polo

qui 11/20

6:55 am-7:29 pm

2 stops19h 34m

Lambert-St Louis

seg 11/24

2:17 pm-1:30 pm

2 stops16h 13m

$813

RomeSt. Louis

FCO - STL

FCOSTL

Rome Fiumicino

qui 12/4

7:05 am-7:17 pm

2 stops19h 12m

Lambert-St Louis

seg 12/8

8:00 am-7:55 am

2 stops16h 55m

$813

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/9

Showing 1-10 of 41 results

...

Best time to book a flight from Italy to St. Louis

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

Cheapflights Insights

Everything you need to know about your flight from Italy to St. Louis

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing St. Louis

See what other customers who have flown with British Airways from Italy to St. Louis have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

British Airways

6.7

Okay

7,510 reviews

Reviews

1 / 20

6.0

Good

Roxanne,Sep 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.

British Airways

6.7

Okay

7,510 reviews

British Airways

6.7

Okay

7,510 reviews

Reviews

1 / 20

6.0

Good

Roxanne,Sep 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.

Related info for your journey

What airport do you fly into for flights to St. Louis from Italy?
Located just 12.7 mi from the city center, Lambert-St Louis (STL) is the airport most travelers will use when flying to St. Louis from Italy.
How long is the flight from Italy to St. Louis?
United Airlines, Lufthansa, and American Airlines can get you from Italy to St. Louis in just under 13h 50m. Your travel time can differ by up to 13h 21m. The distance from Italy to St. Louis is about 4900 mi. Both multi-stop and nonstop flights can be found to your destination and back.
What are the cheapest airlines to fly from Italy to St. Louis one-way?
One-way options have recently been found by users for as low as $512 on American Airlines. Other airlines that offer cheap prices include Finnair from $516 and British Airways from $566 one-way.
What are the most popular routes from Italy to St. Louis?
Most travelers choose Rome Fiumicino - Lambert-St Louis, Venice Marco Polo - Lambert-St Louis or Florence Peretola - Lambert-St Louis when deciding on the best route from Italy to St. Louis.
Can I find deals for flights from Italy to St. Louis that include hotel bookings?
Yes. In addition to deals on Italy to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Italy to St. Louis?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Italy to St. Louis.
Can I find deals for business class flights from Italy to St. Louis?
Yes. Cheapflights offers flight deals from Italy 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.

See more FAQs

Edwardsville

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Collinsville

Eureka

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Farmington

Festus

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$424+ Cheap flights from Italy 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 12/7. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Italy 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 Italy to St. Louis

Keep the following information in mind while searching for Italy to St. Louis flight deals. Data was last updated novembro 10, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Find flight deals from Italy to St. Louis

Cheapest flights from Italy to St. LouisExplore the most affordable flight options available from Italy to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on novembro 10, 2025.

Explore the most affordable flight options available from Italy to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on novembro 10, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Italy to St. Louis that are best for you.

Best time to book a flight from Italy to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Italy with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Italy to St. Louis

Reviews of airlines servicing St. Louis

See what other customers who have flown with British Airways from Italy to St. Louis have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Italy 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 Italy?

How long is the flight from Italy to St. Louis?

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

What are the most popular routes from Italy to St. Louis?

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

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

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

Traveling to a place near St. Louis?

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Alternative routes for Italy to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.

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Travel Smart

Cheapest flights from Italy to St. Louis
Explore the most affordable flight options available from Italy to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on novembro 10, 2025.