$494 Cheap Flights from Milan (MXP) to St. Louis (STL)

View $494 flight on Sun, Apr 19, 2026Opens in a new window

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

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

Prices were available within the past 7 days and start at $494 for one-way flights and $676 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, Dec 6 - Sun, Dec 7
MXP
Milan
STL
St. Louis
$676 Roundtrip, found 3 days ago
$676
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Dec 6 from Milan to St. Louis, returning Sun, Dec 7, priced at $676 found 3 days ago
Delta
Fri, Oct 24 - Sat, Oct 25
MXP
Milan
STL
St. Louis
$733 Roundtrip, found 4 days ago
$733
Roundtrip
found 4 days ago
Select Delta flight, departing Fri, Oct 24 from Milan to St. Louis, returning Sat, Oct 25, priced at $733 found 4 days ago
Delta
Sat, Nov 15 - Sun, Nov 16
MXP
Milan
STL
St. Louis
$753 Roundtrip, found 6 days ago
$753
Roundtrip
found 6 days ago
Select Delta flight, departing Sat, Nov 15 from Milan to St. Louis, returning Sun, Nov 16, priced at $753 found 6 days ago
British Airways
Sat, Dec 6 - Sat, Feb 28
MXP
Milan
STL
St. Louis
$759 Roundtrip, found 3 days ago
$759
Roundtrip
found 3 days ago
Select British Airways flight, departing Sat, Dec 6 from Milan to St. Louis, returning Sat, Feb 28, priced at $759 found 3 days ago
Iberia
Wed, May 6 - Sun, May 17
MXP
Milan
STL
St. Louis
$765 Roundtrip, found 3 days ago
$765
Roundtrip
found 3 days ago
Select Iberia flight, departing Wed, May 6 from Milan to St. Louis, returning Sun, May 17, priced at $765 found 3 days ago
American Airlines
Thu, Mar 5 - Sun, Mar 15
MXP
Milan
STL
St. Louis
$772 Roundtrip, found 15 hours ago
$772
Roundtrip
found 15 hours ago
Select American Airlines flight, departing Thu, Mar 5 from Milan to St. Louis, returning Sun, Mar 15, priced at $772 found 15 hours ago
Delta
Fri, Nov 28 - Sun, Nov 30
MXP
Milan
STL
St. Louis
$774 Roundtrip, found 3 days ago
$774
Roundtrip
found 3 days ago
Select Delta flight, departing Fri, Nov 28 from Milan to St. Louis, returning Sun, Nov 30, priced at $774 found 3 days ago
British Airways
Wed, May 6 - Sun, May 17
MXP
Milan
STL
St. Louis
$782 Roundtrip, found 3 days ago
$782
Roundtrip
found 3 days ago
Select British Airways flight, departing Wed, May 6 from Milan to St. Louis, returning Sun, May 17, priced at $782 found 3 days ago
British Airways
Wed, May 6 - Sun, May 17
MXP
Milan
STL
St. Louis
$793 Roundtrip, found 3 days ago
$793
Roundtrip
found 3 days ago
Select British Airways flight, departing Wed, May 6 from Milan to St. Louis, returning Sun, May 17, priced at $793 found 3 days ago
Air Canada
Sat, Dec 6 - Sat, Feb 28
MXP
Milan
STL
St. Louis
$799 Roundtrip, found 3 days ago
$799
Roundtrip
found 3 days ago
Select Air Canada flight, departing Sat, Dec 6 from Milan to St. Louis, returning Sat, Feb 28, priced at $799 found 3 days ago

Alternative airports near St. Louis

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

Select flight to Lambert-St. Louis Intl. STL. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $840
STL
Lambert-St. Louis Intl.
Cheapest
Average driving time to city center20 min
Flights from $840

Frequently asked questions

How much does a flight from Malpensa Intl. Airport (MXP) to Lambert-St. Louis Intl. Airport (STL) cost?
Secure a cheap one-way flight from $494 or cheap return flight from $676 from Malpensa Intl. Airport (MXP) to Lambert-St. Louis Intl. Airport (STL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Malpensa Intl. Airport (MXP) to Lambert-St. Louis Intl. Airport (STL)?
Flying in December is a great way to save, as it's the cheapest month for flights between MXP and STL. You'll usually find the lowest prices during the off-season.
How many flights per day from Malpensa Intl. Airport (MXP) to Lambert-St. Louis Intl. Airport (STL)?
You'll need to hop on a flight with a layover when traveling from Malpensa Intl. Airport (MXP) to Lambert-St. Louis Intl. Airport (STL). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from MXP to STL?
Usually you'll find the most flight options available on a Friday. Tuesdays are often the quietest.* But this can change based on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Malpensa Intl. Airport (MXP) to Lambert-St. Louis Intl. Airport (STL)?
To avoid potential delays on the Malpensa Intl. Airport (MXP) to Lambert-St. Louis Intl. Airport (STL) route, fly before 3 PM. Flights after this time 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 Malpensa Intl. Airport (MXP) to Lambert-St. Louis Intl. Airport (STL) last-minute?
Booking your flight from MXP to STL just before your journey is generally more expensive. However, if you're flexible with your schedule, you could score a cheap last-minute fare.
Is it cheaper to book a MXP to STL flight and hotel package?
Opting for a MXP to STL flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Pick from our impressive range of hotels and then add flights, car rentals and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Malpensa Intl. Airport (MXP) to Lambert-St. Louis Intl. Airport (STL)?
It's generally possible to cancel or reschedule your MXP to STL flight. However, for bookings made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Origin airport
Malpensa Intl.
Destination airport
Lambert-St. Louis Intl.
Airlines serving
Air Canada, American Airlines, Delta, KLM, Lufthansa, Scandinavian Airlines
Roundtrip price
$676
Distance
4754 mi

Book with confidence

Milan to St. Louis Flights

The cheapest times to fly from Milan to St. Louis

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 Milan to St. Louis are during the month of December. You can find some of the cheapest flights from Milan to St. Louis with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from Milan to St. Louis: 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 Milan to St. Louis

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 Milan to St. Louis in 2025. You can also book with separate airlines for your outbound and return journeys, from $494 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 Milan to St. Louis 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 Milan to St. Louis 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.

 

Milan to St. Louis Flights

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*Available to One Key members.