$238 Cheap Flights from St. Louis (STL) to Milan (MXP)

View $238 flight on Tue, Feb 17, 2026Opens in a new window

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Milan Malpensa Airport (MXP)

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Cheap Flights from St. Louis to Milan (STL-MXP)

Prices were available within the past 7 days and start at $238 for one-way flights and $475 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Tue, Jan 27 - Tue, Feb 3
STL
St. Louis
MXP
Milan
$475 Roundtrip, found 3 days ago
$475
Roundtrip
found 3 days ago
Select Air Canada flight, departing Tue, Jan 27 from St. Louis to Milan, returning Tue, Feb 3, priced at $475 found 3 days ago
Air Canada
Tue, Jan 27 - Tue, Feb 3
STL
St. Louis
MXP
Milan
$481 Roundtrip, found 3 days ago
$481
Roundtrip
found 3 days ago
Select Air Canada flight, departing Tue, Jan 27 from St. Louis to Milan, returning Tue, Feb 3, priced at $481 found 3 days ago
United
Sun, Feb 15 - Wed, Feb 25
STL
St. Louis
MXP
Milan
$482 Roundtrip, found 5 days ago
$482
Roundtrip
found 5 days ago
Select United flight, departing Sun, Feb 15 from St. Louis to Milan, returning Wed, Feb 25, priced at $482 found 5 days ago
Air Canada
Tue, Jan 27 - Tue, Feb 3
STL
St. Louis
MXP
Milan
$486 Roundtrip, found 3 days ago
$486
Roundtrip
found 3 days ago
Select Air Canada flight, departing Tue, Jan 27 from St. Louis to Milan, returning Tue, Feb 3, priced at $486 found 3 days ago
Air Canada
Tue, Jan 27 - Tue, Feb 3
STL
St. Louis
MXP
Milan
$487 Roundtrip, found 3 days ago
$487
Roundtrip
found 3 days ago
Select Air Canada flight, departing Tue, Jan 27 from St. Louis to Milan, returning Tue, Feb 3, priced at $487 found 3 days ago
Air Canada
Tue, Nov 25 - Tue, Dec 2
STL
St. Louis
MXP
Milan
$488 Roundtrip, found 3 days ago
$488
Roundtrip
found 3 days ago
Select Air Canada flight, departing Tue, Nov 25 from St. Louis to Milan, returning Tue, Dec 2, priced at $488 found 3 days ago
Delta
Wed, Dec 24 - Thu, Jan 15
STL
St. Louis
MXP
Milan
$490 Roundtrip, found 6 hours ago
$490
Roundtrip
found 6 hours ago
Select Delta flight, departing Wed, Dec 24 from St. Louis to Milan, returning Thu, Jan 15, priced at $490 found 6 hours ago
United
Mon, Mar 23 - Tue, Mar 31
STL
St. Louis
MXP
Milan
$497 Roundtrip, found 3 days ago
$497
Roundtrip
found 3 days ago
Select United flight, departing Mon, Mar 23 from St. Louis to Milan, returning Tue, Mar 31, priced at $497 found 3 days ago
American Airlines
Sat, Feb 7 - Mon, Feb 16
STL
St. Louis
MXP
Milan
$505 Roundtrip, found 1 day ago
$505
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Feb 7 from St. Louis to Milan, returning Mon, Feb 16, priced at $505 found 1 day ago
British Airways
Thu, Jan 22 - Thu, Jan 29
STL
St. Louis
MXP
Milan
$507 Roundtrip, found 2 hours ago
$507
Roundtrip
found 2 hours ago
Select British Airways flight, departing Thu, Jan 22 from St. Louis to Milan, returning Thu, Jan 29, priced at $507 found 2 hours ago

Find the cheapest month to fly from St. Louis (STL) to Milan (MXP)

November is typically the cheapest month to fly

From $505 - $1,311 per traveler.

Alternative airports near Milan

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Linate LIN. Closest option available. Average driving time to city center is 11 minutes. Flights from $1,181
LIN
Linate
Closest
Average driving time to city center11 min
Flights from $1,181
Flights from St. Louis (STL) to Milan (MXP)
Origin airport
Lambert-St. Louis Intl.
Destination airport
Malpensa Intl.
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, KLM, Lufthansa, Scandinavian Airlines, Turkish Airlines, United
Roundtrip price
$474
Distance
4754 mi

St. Louis to Milan Flights

The cheapest times to fly from St. Louis to Milan

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from St. Louis to Milan are during the month of January. You can find some of the cheapest flights from St. Louis to Milan with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from St. Louis to Milan

Sunday is one of the best days to book for cheap flights from St. Louis to Milan: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from St. Louis to Milan

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from St. Louis to Milan in 2025. You can also book with separate airlines for your outbound and return journeys, from $238 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap St. Louis to Milan flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your St. Louis to Milan airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Lambert-St. Louis Intl. Airport (STL) to Malpensa Intl. Airport (MXP) cost?
Secure a cheap one-way flight from $238 or cheap return flight from $475 from Lambert-St. Louis Intl. Airport (STL) to Malpensa Intl. Airport (MXP) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Lambert-St. Louis Intl. Airport (STL) to Malpensa Intl. Airport (MXP)?
The cheapest month to fly from STL to MXP is January, when there's less demand. Off-peak months are often when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Lambert-St. Louis Intl. Airport (STL) to Malpensa Intl. Airport (MXP)?
Use the filters on Expedia to compare different airlines and find the cheapest carrier that'll fly you from STL to MXP. Then, sort your results by "Price (lowest to highest)" to pick up a great deal.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to Malpensa Intl. Airport (MXP)?
You'll have to take a flight with a layover if you're traveling from Lambert-St. Louis Intl. Airport (STL) to Malpensa Intl. Airport (MXP). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from STL to MXP?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can change depending on a range of factors, such as the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Lambert-St. Louis Intl. Airport (STL) to Malpensa Intl. Airport (MXP)?
To avoid potential delays on the Lambert-St. Louis Intl. Airport (STL) to Malpensa Intl. Airport (MXP) route, fly before 3 PM. Later flights are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Lambert-St. Louis Intl. Airport (STL) to Malpensa Intl. Airport (MXP) last-minute?
Last-minute fares from STL to MXP are typically more expensive. To lock in the best prices, start searching for flights early. That said, if your travel plans are flexible, you may score a cheap fare right before you leave.
Is it cheaper to book a STL to MXP flight and hotel package?
You'll generally save money by booking a STL to MXP flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. Once you've selected your preferred accommodations and flights, consider adding extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Malpensa Intl. Airport (MXP)?
If you booked your STL to MXP flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more information.

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*Available to One Key members.