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

Lufthansa, United Airlines, and British Airways can get you from St. Louis to Italy in just under 13h 08m. Your travel time can differ by up to 11h 11m. St. Louis and Italy are separated by a distance of 4752 mi. This flight may include one or multiple stops.

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

The cheapest airlines for a one-way flight from St. Louis to Italy are Delta ($98), Southwest ($108), and American Airlines ($118).

In terms of precipitation, rainfall in Italy 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 Italy when rainfall is around 0.6 in.

If weather is an important factor for your trip to Italy, 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).

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

Most travelers choose Lambert-St Louis - Rome Fiumicino, Lambert-St Louis - Milan Malpensa or Lambert-St Louis - Milan Linate when deciding on the best route from St. Louis to Italy.

What are the most popular airlines that fly from St. Louis to Italy?

United Airlines, American Airlines and Delta are the most popular airlines when flying from St. Louis to Italy.

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

If you book a flight to Italy from St. Louis, you will be flying from Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 12.7 mi from the center of St. Louis.

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

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

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

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

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

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

$249+ Flights from St. Louis to Italy

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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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Cheap flight deals from St. Louis to Italy

Cheapest flights from St. Louis to Italy
Explore the most affordable flight options available from St. Louis to Italy. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Tue 12/306:35 pmSTL - FCO

2 stops16h 40mLufthansa

Wed 1/147:05 amFCO - STL

2 stops23h 54mLufthansa

Deal found 12/16

$667

Tue 12/306:29 amSTL - FCO

1 stop18h 26mDelta

Wed 1/1412:45 pmFCO - STL

2 stops17h 54mDelta

Deal found 12/17

$701

Sat 12/276:35 pmSTL - VCE

2 stops32h 30mMultiple Airlines

Wed 1/72:35 pmVCE - STL

2 stops40h 24mMultiple Airlines

Deal found 12/16

$1,410

Sat 12/276:35 pmSTL - VCE

2 stops32h 30mLufthansa

Wed 1/77:00 pmVCE - STL

2 stops35h 59mLufthansa

Deal found 12/17

$1,418

Tue 12/236:35 pmSTL - FCO

2 stops39h 35mUnited Airlines

Tue 12/301:10 pmFCO - STL

1 stop33h 19mUnited Airlines

Deal found 12/16

$1,431

Tue 12/236:35 pmSTL - FCO

2 stops45h 25mLufthansa

Tue 12/305:30 pmFCO - STL

2 stops27h 25mLufthansa

Deal found 12/16

$1,436

Tue 12/305:59 pmSTL - LIN

2 stops18h 36mDelta

Fri 1/210:55 amLIN - STL

2 stops19h 47mDelta

Deal found 12/16

$1,481

Tue 12/306:35 pmSTL - MXP

2 stops32h 20mUnited Airlines

Fri 1/21:05 pmMXP - STL

2 stops35h 49mUnited Airlines

Deal found 12/16

$1,483

Sat 12/206:35 pmSTL - FLR

2 stops32h 05mLufthansa

Mon 12/223:00 pmFLR - STL

2 stops35h 22mLufthansa

Deal found 12/16

$1,970

Tue 12/304:05 pmSTL - MXP

2 stops34h 50mAir Canada

Fri 1/21:05 pmMXP - STL

3 stops30h 22mAir Canada

Deal found 12/16

$2,039

Sat 12/276:35 pmSTL - BLQ

2 stops15h 30mLufthansa

Fri 1/26:50 pmBLQ - STL

2 stops28h 37mLufthansa

Deal found 12/16

$2,206

Tue 12/304:05 pmSTL - LIN

2 stops15h 10mMultiple Airlines

Fri 1/26:10 amLIN - STL

1 stop14h 45mMultiple Airlines

Deal found 12/16

$2,471

Best flights from St. Louis to Italy
Discover carefully curated flight deals from St. Louis to Italy that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

Fri 1/1611:22 amSTL - BLQ

2 stops19h 28mLufthansa

Wed 1/216:30 amBLQ - STL

1 stop14h 25mLufthansa

Deal found 12/16

$433

Wed 1/2111:22 amSTL - MXP

1 stop13h 08mUnited Airlines

Fri 1/301:05 pmMXP - STL

2 stops37h 22mUnited Airlines

Deal found 12/14

$471

Fri 1/304:05 pmSTL - FLR

2 stops19h 00mMultiple Airlines

Fri 2/62:15 pmFLR - STL

2 stops32h 14mMultiple Airlines

Deal found 12/16

$479

Wed 3/47:10 amSTL - MXP

1 stop18h 55mKLM

Tue 3/1011:00 amMXP - STL

2 stops18h 42mKLM

Deal found 12/16

$484

Sun 2/112:01 pmSTL - BLQ

2 stops24h 19mBritish Airways

Sun 2/87:15 amBLQ - STL

2 stops21h 00mBritish Airways

Deal found 12/17

$485

Sat 1/3112:44 pmSTL - VCE

2 stops26h 46mBrussels Airlines

Sat 2/76:40 amVCE - STL

2 stops19h 47mBrussels Airlines

Deal found 12/17

$493

Mon 1/199:45 amSTL - LIN

2 stops16h 00mDelta

Mon 2/26:30 amLIN - STL

2 stops21h 13mDelta

Deal found 12/16

$495

Thu 1/2912:11 pmSTL - NAP

2 stops20h 24mAmerican Airlines

Thu 2/56:20 amNAP - STL

2 stops24h 39mAmerican Airlines

Deal found 12/15

$497

Thu 1/154:05 pmSTL - FCO

2 stops34h 20mAir Canada

Thu 1/2212:50 pmFCO - STL

1 stop33h 39mAir Canada

Deal found 12/18

$509

Fri 1/303:50 pmSTL - FLR

1 stop14h 45mLufthansa

Fri 2/610:25 amFLR - STL

2 stops20h 34mLufthansa

Deal found 12/16

$443

Wed 1/2111:22 amSTL - MXP

1 stop13h 08mUnited Airlines

Thu 1/291:05 pmMXP - STL

2 stops40h 53mUnited Airlines

Deal found 12/14

$471

Fri 1/304:05 pmSTL - VCE

2 stops19h 50mMultiple Airlines

Fri 2/610:30 amVCE - STL

2 stops35h 59mMultiple Airlines

Deal found 12/16

$482

Tue 3/37:10 amSTL - MXP

1 stop18h 55mKLM

Tue 3/1010:05 amMXP - STL

1 stop28h 47mKLM

Deal found 12/16

$484

Fri 1/163:50 pmSTL - NAP

1 stop19h 25mLufthansa

Thu 1/293:05 pmNAP - STL

2 stops29h 50mLufthansa

Deal found 12/16

$444

Thu 1/221:35 pmSTL - LIN

2 stops19h 20mBritish Airways

Thu 1/295:15 pmLIN - STL

2 stops31h 59mBritish Airways

Deal found 12/14

$495

Sat 1/3111:55 amSTL - NAP

2 stops16h 50mAmerican Airlines

Sat 2/76:15 amNAP - STL

2 stops18h 58mAmerican Airlines

Deal found 12/17

$497

Wed 3/47:41 amSTL - MXP

2 stops19h 14mUnited Airlines

Tue 3/1012:05 pmMXP - STL

2 stops32h 37mUnited Airlines

Deal found 12/16

$474

Wed 3/45:14 amSTL - MXP

2 stops19h 51mMultiple Airlines

Mon 3/910:15 amMXP - STL

2 stops18h 43mMultiple Airlines

Deal found 12/16

$484

Fri 1/166:44 pmSTL - BLQ

2 stops15h 51mBritish Airways

Wed 1/217:20 amBLQ - STL

2 stops17h 54mBritish Airways

Deal found 12/16

$501

Mon 1/197:00 amSTL - MXP

1 stop17h 30mUnited Airlines

Mon 2/29:45 amMXP - STL

1 stop21h 14mUnited Airlines

Deal found 12/16

$482

Thu 1/2211:22 amSTL - MXP

1 stop13h 08mLufthansa

Wed 1/286:55 amMXP - STL

1 stop14h 00mLufthansa

Deal found 12/14

$482

Tue 3/245:59 pmSTL - LIN

2 stops13h 56mMultiple Airlines

Tue 3/3111:00 amLIN - STL

2 stops16h 41mMultiple Airlines

Deal found 12/17

$504

Sat 1/314:05 pmSTL - VCE

2 stops15h 00mAir Canada

Sat 2/76:45 amVCE - STL

3 stops19h 42mAir Canada

Deal found 12/17

$624

Sun 3/16:55 pmSTL - FCO

1 stop29h 50mUnited Airlines

Mon 3/910:15 amFCO - STL

1 stop35h 14mUnited Airlines

Deal found 12/18

$486

Wed 2/186:55 pmSTL - CTA

2 stops39h 40mLufthansa

Thu 2/2610:15 amCTA - STL

2 stops44h 50mLufthansa

Deal found 12/17

$488

Wed 3/111:35 pmSTL - LIN

2 stops15h 40mMultiple Airlines

Tue 3/176:30 amLIN - STL

2 stops16h 12mMultiple Airlines

Deal found 12/16

$504

Sat 1/3111:22 amSTL - FCO

1 stop13h 33mUnited Airlines

Sat 2/711:15 amFCO - STL

2 stops34h 15mUnited Airlines

Deal found 12/17

$487

Sun 3/16:55 pmSTL - FCO

2 stops21h 05mLufthansa

Mon 3/97:05 amFCO - STL

2 stops22h 46mLufthansa

Deal found 12/18

$491

Sat 2/281:33 pmSTL - FCO

1 stop12h 27mMultiple Airlines

Sun 3/81:10 pmFCO - STL

1 stop15h 54mMultiple Airlines

Deal found 12/16

$507

Wed 1/143:50 pmSTL - MXP

1 stop12h 00mUnited Airlines

Wed 1/281:05 pmMXP - STL

2 stops32h 25mUnited Airlines

Deal found 12/14

$487

Last-minute flights from St. Louis to Italy
Discover last-minute flight deals from St. Louis to Italy. Data last updated December 18, 2025 and is based on user searches.

Sun 1/116:40 pmSTL - MXP

2 stops32h 15mAir Canada

Thu 1/221:05 pmMXP - STL

2 stops40h 53mAir Canada

Deal found 12/14

$474

Mon 1/124:05 pmSTL - MXP

2 stops34h 50mAir Canada

Fri 1/231:05 pmMXP - STL

3 stops32h 23mAir Canada

Deal found 12/14

$476

Tue 1/134:05 pmSTL - MXP

2 stops34h 50mAir Canada

Thu 1/221:05 pmMXP - STL

2 stops40h 53mAir Canada

Deal found 12/14

$473

Wed 1/146:40 pmSTL - LIN

2 stops17h 10mLufthansa

Sun 1/256:15 amLIN - STL

1 stop14h 40mLufthansa

Deal found 12/16

$474

Fri 1/1611:22 amSTL - BLQ

2 stops19h 28mLufthansa

Wed 1/216:30 amBLQ - STL

1 stop14h 25mLufthansa

Deal found 12/16

$433

Fri 1/163:50 pmSTL - NAP

1 stop19h 25mLufthansa

Thu 1/293:05 pmNAP - STL

2 stops29h 50mLufthansa

Deal found 12/16

$444

Mon 1/191:15 pmSTL - MXP

2 stops16h 20mLufthansa

Mon 2/29:45 amMXP - STL

1 stop21h 14mLufthansa

Deal found 12/16

$429

Tue 1/2011:22 amSTL - MXP

1 stop13h 08mUnited Airlines

Wed 1/281:05 pmMXP - STL

2 stops32h 25mUnited Airlines

Deal found 12/14

$471

Wed 1/2111:22 amSTL - MXP

1 stop13h 08mLufthansa

Wed 1/286:55 amMXP - STL

1 stop14h 00mLufthansa

Deal found 12/14

$479

Fri 1/303:50 pmSTL - FLR

1 stop14h 45mLufthansa

Fri 2/610:25 amFLR - STL

2 stops20h 34mLufthansa

Deal found 12/16

$443

Fri 1/304:05 pmSTL - FLR

2 stops19h 00mMultiple Airlines

Fri 2/62:15 pmFLR - STL

2 stops32h 14mMultiple Airlines

Deal found 12/16

$479

Sat 1/3111:22 amSTL - FCO

1 stop13h 33mLufthansa

Sat 2/77:05 amFCO - STL

2 stops23h 54mLufthansa

Deal found 12/17

$448

One-way flights from St. Louis to Italy
Search for one-way flight options from St. Louis to Italy. Find affordable one-way fares based on user searches. Data last updated December 18, 2025.

Tue 5/510:00 pmSTL - MXP

1 stop15h 05mBritish Airways

Deal found 12/14

$249

Tue 5/510:00 pmSTL - LIN

1 stop12h 15mBritish Airways

Deal found 12/14

$249

Tue 5/191:00 pmSTL - MXP

1 stop14h 20mUnited Airlines

Deal found 12/16

$267

Mon 2/210:16 amSTL - FCO

3 stops50h 39mMultiple Airlines

Deal found 12/17

$270

Tue 5/57:45 amSTL - MXP

3 stops19h 35mAir Canada

Deal found 12/14

$270

Tue 5/197:30 amSTL - LIN

2 stops21h 30mAir Canada

Deal found 12/16

$290

Sun 3/156:32 amSTL - MXP

2 stops20h 13mDelta

Deal found 12/17

$322

Wed 3/184:50 pmSTL - BLQ

3 stops22h 55mMultiple Airlines

Deal found 12/17

$323

Sun 3/154:05 pmSTL - MXP

1 stop34h 50mAir Canada

Deal found 12/16

$324

Mon 4/206:35 pmSTL - NAP

2 stops19h 55mMultiple Airlines

Deal found 12/17

$325

Sun 3/154:05 pmSTL - LIN

2 stops42h 50mUnited Airlines

Deal found 12/17

$344

Tue 5/56:30 amSTL - LIN

3 stops22h 30mUnited Airlines

Deal found 12/14

$363

Find flight deals from St. Louis to Italy

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$429 (Kiwi.com)
One-way from	$249 (oojo)
Popular in	June
Cheapest in	November
Average price	$820

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

Search Deals

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

Search Deals

From Lambert-St Louis to Italy

Search Deals

One-way flight from Lambert-St Louis to Italy

Search Deals

Highest demand for flights based on searches. 25% potential increase in price ($346 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease ($53 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

St. LouisBologna

STL - BLQ

STLBLQ

Lambert-St Louis

Fri 1/16

11:22 am-1:50 pm

2 stops19h 28m

Bologna Guglielmo Marconi

Wed 1/21

6:30 am-1:55 pm

1 stop14h 25m

$433

St. LouisFlorence

STL - FLR

STLFLR

Lambert-St Louis

Fri 1/30

3:50 pm-1:35 pm

1 stop14h 45m

Florence Peretola

Fri 2/6

10:25 am-11:59 pm

2 stops20h 34m

$443

St. LouisNaples

STL - NAP

STLNAP

Lambert-St Louis

Fri 1/16

3:50 pm-6:15 pm

1 stop19h 25m

Naples

Thu 1/29

3:05 pm-1:55 pm

2 stops29h 50m

$444

St. LouisMilan

STL - MXP

STLMXP

Lambert-St Louis

Wed 1/21

11:22 am-7:30 am

1 stop13h 08m

Milan Malpensa

Fri 1/30

1:05 pm-7:27 pm

2 stops37h 22m

$471

St. LouisMilan

STL - MXP

STLMXP

Lambert-St Louis

Wed 1/21

11:22 am-7:30 am

1 stop13h 08m

Milan Malpensa

Thu 1/29

1:05 pm-10:58 pm

2 stops40h 53m

$471

St. LouisMilan

STL - MXP

STLMXP

Lambert-St Louis

Wed 3/4

7:41 am-9:55 am

2 stops19h 14m

Milan Malpensa

Tue 3/10

12:05 pm-2:42 pm

2 stops32h 37m

$474

St. LouisFlorence

STL - FLR

STLFLR

Lambert-St Louis

Fri 1/30

4:05 pm-6:05 pm

2 stops19h 00m

Florence Peretola

Fri 2/6

2:15 pm-3:29 pm

2 stops32h 14m

$479

St. LouisVenice

STL - VCE

STLVCE

Lambert-St Louis

Fri 1/30

4:05 pm-6:55 pm

2 stops19h 50m

Venice Marco Polo

Fri 2/6

10:30 am-3:29 pm

2 stops35h 59m

$482

St. LouisMilan

STL - MXP

STLMXP

Lambert-St Louis

Mon 1/19

7:00 am-7:30 am

1 stop17h 30m

Milan Malpensa

Mon 2/2

9:45 am-11:59 pm

1 stop21h 14m

$482

St. LouisMilan

STL - MXP

STLMXP

Lambert-St Louis

Thu 1/22

11:22 am-7:30 am

1 stop13h 08m

Milan Malpensa

Wed 1/28

6:55 am-1:55 pm

1 stop14h 00m

$482

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Showing 1-10 of 60 results

...

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

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

Cheapflights Insights

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

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

Currently, January is the cheapest month in which you can book a flight from St. Louis to Italy (average of $468). Flying from St. Louis to Italy in June is currently the most expensive (average of $1,009). 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 IT?

One of the essential ways to save on airfare from St. Louis to Italy is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 28% on airfare.

Reviews of airlines servicing Italy

Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from St. Louis to Italy by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

7.9

Good

8,008 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Delta

7.9

Good

8,008 reviews

Delta

7.9

Good

8,008 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

United Airlines

7.4

Good

9,093 reviews

Delta

7.9

Good

8,008 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

American Airlines

7.2

Good

11,055 reviews

Delta

7.9

Good

8,008 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

Air Canada

7.1

Good

10,534 reviews

Delta

7.9

Good

8,008 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

Lufthansa

6.8

Okay

7,635 reviews

Delta

7.9

Good

8,008 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

Related info for your journey

What airport do you fly from for flights from St. Louis to Italy?
If you book a flight to Italy from St. Louis, you will be flying from Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 12.7 mi from the center of St. Louis.
How long is the flight from St. Louis to Italy?
Lufthansa, United Airlines, and British Airways can get you from St. Louis to Italy in just under 13h 08m. Your travel time can differ by up to 11h 11m. St. Louis and Italy are separated by a distance of 4752 mi. This flight may include one or multiple stops.
What are the cheapest airlines to fly from St. Louis to Italy one-way?
The cheapest airlines for a one-way flight from St. Louis to Italy are Delta ($98), Southwest ($108), and American Airlines ($118).
What are the most popular routes from St. Louis to Italy?
Most travelers choose Lambert-St Louis - Rome Fiumicino, Lambert-St Louis - Milan Malpensa or Lambert-St Louis - Milan Linate when deciding on the best route from St. Louis to Italy.
Can I find deals for flights from St. Louis to Italy that include hotel bookings?
Yes. In addition to deals on St. Louis to Italy flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from St. Louis to Italy?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Italy.
Can I find deals for business class flights from St. Louis to Italy?
Yes. Cheapflights offers flight deals from St. Louis to Italy 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 Italy?
Currently, January is the cheapest month in which you can book a flight from St. Louis to Italy (average of $468). Flying from St. Louis to Italy in June is currently the most expensive (average of $1,009). 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

Top 8 airlines flying from St. Louis to Italy

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest$472	Average$827	FlexibilityNo cancel fee	On-time70%
United Airlines	Cheapest$485	Average$1,089	FlexibilityNo cancel fee	On-time69%
Lufthansa	Cheapest$493	Average$1,254	FlexibilityNo cancel fee	On-time76%
Iberia	Cheapest$536	Average$1,273	FlexibilityNo cancel fee	On-time77%
KLM	Cheapest$555	Average$1,003	FlexibilityNo cancel fee	On-time75%
Delta	Cheapest$587	Average$1,150	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$594	Average$1,054	FlexibilityNo cancel fee	On-time71%
Air Canada	Cheapest$705	Average$1,202	FlexibilityNo cancel fee	On-time67%

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$249+ Cheap flights from St. Louis (STL) to Italy

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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from St. Louis to Italy with Cheapflights

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Cheap flight deals from St. Louis to Italy

Cheapest flights from St. Louis to ItalyExplore the most affordable flight options available from St. Louis to Italy. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Explore the most affordable flight options available from St. Louis to Italy. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Find flight deals from St. Louis to Italy

Keep the following information in mind while searching for St. Louis to Italy flight deals. Data was last updated December 18, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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

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

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

Cheapflights Insights

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

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

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

Find hourly flight availability from St. Louis to Italy. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

Reviews of airlines servicing Italy

Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from St. Louis to Italy by reading reviews from past customers. Users have also rated airlines 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 St. Louis to Italy. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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Alternative routes for St. Louis to Italy

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Top 8 airlines flying from St. Louis to Italy

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Cheapest flights from St. Louis to Italy
Explore the most affordable flight options available from St. Louis to Italy. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.