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Cheap flights from St. Louis to Milan from $267

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Milan departing on 10/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from St. Louis to Milan

Cheap round-trip flights

Lufthansa Logo
6:43 pm - 4:40 pmSTL-MXP
15h 57m2 stops
Lufthansa Logo
6:55 am - 1:55 pmMXP-STL
14h 00m1 stop
$463Lufthansa
Find Deal
Mon, Oct 27 - Wed, Nov 5
Multiple Airlines Logo
9:15 am - 10:00 amSTL-MXP
17h 45m2 stops
Multiple Airlines Logo
6:55 am - 1:55 pmMXP-STL
14h 00m1 stop
$472Multiple Airlines
Find Deal
Mon, Oct 20 - Wed, Nov 5
Air Canada Logo
10:00 am - 8:55 amSTL-MXP
16h 55m2 stops
Air Canada Logo
1:05 pm - 3:49 pmMXP-STL
33h 44m2 stops
$474Air Canada
Find Deal
Mon, Oct 27 - Tue, Nov 4
United Airlines Logo
10:00 am - 1:05 pmSTL-MXP
21h 05m1 stop
United Airlines Logo
1:05 pm - 3:49 pmMXP-STL
33h 44m2 stops
$477United Airlines
Find Deal
Mon, Oct 27 - Tue, Nov 4
Air Canada Logo
10:00 am - 8:55 amSTL-MXP
16h 55m2 stops
Air Canada Logo
1:05 pm - 3:49 pmMXP-STL
33h 44m3 stops
$480Air Canada
Find Deal
Mon, Oct 27 - Tue, Nov 4
Lufthansa Logo
5:28 pm - 1:20 pmSTL-MXP
12h 52m1 stop
Lufthansa Logo
6:55 am - 1:55 pmMXP-STL
14h 00m1 stop
$481Lufthansa
Find Deal
Mon, Oct 20 - Wed, Nov 5
United Airlines Logo
10:00 am - 7:30 amSTL-MXP
15h 30m2 stops
United Airlines Logo
3:05 pm - 10:45 pmMXP-STL
14h 40m1 stop
$490United Airlines
Find Deal
Tue, Oct 28 - Wed, Nov 5
Delta Logo
6:40 am - 9:45 amSTL-MXP
20h 05m2 stops
Delta Logo
11:05 am - 9:58 pmMXP-STL
17h 53m1 stop
$536Delta
Find Deal
Thu, Nov 6 - Tue, Nov 18
KLM Logo
3:59 pm - 9:05 amSTL-MXP
34h 06m1 stop
KLM Logo
11:05 am - 9:58 pmMXP-STL
17h 53m1 stop
$537KLM
Find Deal
Thu, Nov 6 - Tue, Nov 18
Delta Logo
11:40 am - 9:05 amSTL-MXP
14h 25m1 stop
Delta Logo
6:55 am - 5:09 pmMXP-STL
17h 14m2 stops
$557Delta
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Wed, Dec 3 - Sun, Dec 7

Lufthansa flights from St. Louis to Milan

Our best Lufthansa deals on St. Louis to Milan flight tickets
Lufthansa
Oct 27
STL6:43 pmLambert-St Louis
15h 57m
2 stops
MXP4:40 pmMilan Malpensa
Nov 5
MXP6:55 amMilan Malpensa
14h 00m
1 stop
STL1:55 pmLambert-St Louis
$463
Find similar
Lufthansa
Oct 20
STL5:28 pmLambert-St Louis
12h 52m
1 stop
MXP1:20 pmMilan Malpensa
Nov 5
MXP6:55 amMilan Malpensa
14h 00m
1 stop
STL1:55 pmLambert-St Louis
$481
Find similar
Lufthansa
Oct 29
STL4:50 pmLambert-St Louis
12h 00m
1 stop
MXP10:50 amMilan Malpensa
Nov 5
MXP6:55 amMilan Malpensa
14h 00m
1 stop
STL1:55 pmLambert-St Louis
$488
Find similar

Air Canada flights from St. Louis to Milan

Our best Air Canada deals on St. Louis to Milan flight tickets
Air Canada
Oct 27
STL10:00 amLambert-St Louis
16h 55m
2 stops
MXP8:55 amMilan Malpensa
Nov 4
MXP1:05 pmMilan Malpensa
33h 44m
2 stops
STL3:49 pmLambert-St Louis
$474
Find similar
Air Canada
Oct 27
STL10:00 amLambert-St Louis
16h 55m
2 stops
MXP8:55 amMilan Malpensa
Nov 4
MXP1:05 pmMilan Malpensa
33h 44m
3 stops
STL3:49 pmLambert-St Louis
$480
Find similar
Air Canada
Oct 28
STL6:43 pmLambert-St Louis
32h 12m
2 stops
MXP8:55 amMilan Malpensa
Nov 5
MXP10:35 amMilan Malpensa
35h 54m
2 stops
STL3:29 pmLambert-St Louis
$506
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Milan that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated September 16, 2025.
Use the filters below to find and compare flights from St. Louis to Milan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisMilan

STL - MXP

STLMXP

Lambert-St Louis

Mon 10/27

6:43 pm-4:40 pm

2 stops15h 57m

Milan Malpensa

Wed 11/5

6:55 am-1:55 pm

1 stop14h 00m

$463

St. LouisMilan

STL - MXP

STLMXP

Lambert-St Louis

Mon 10/20

9:15 am-10:00 am

2 stops17h 45m

Milan Malpensa

Wed 11/5

6:55 am-1:55 pm

1 stop14h 00m

$472

St. LouisMilan

STL - MXP

STLMXP

Lambert-St Louis

Mon 10/27

10:00 am-8:55 am

2 stops16h 55m

Milan Malpensa

Tue 11/4

1:05 pm-3:49 pm

2 stops33h 44m

$474

St. LouisMilan

STL - MXP

STLMXP

Lambert-St Louis

Mon 10/27

10:00 am-1:05 pm

1 stop21h 05m

Milan Malpensa

Tue 11/4

1:05 pm-3:49 pm

2 stops33h 44m

$477

St. LouisMilan

STL - MXP

STLMXP

Lambert-St Louis

Mon 10/27

10:00 am-8:55 am

2 stops16h 55m

Milan Malpensa

Tue 11/4

1:05 pm-3:49 pm

3 stops33h 44m

$480

St. LouisMilan

STL - MXP

STLMXP

Lambert-St Louis

Mon 10/20

5:28 pm-1:20 pm

1 stop12h 52m

Milan Malpensa

Wed 11/5

6:55 am-1:55 pm

1 stop14h 00m

$481

St. LouisMilan

STL - MXP

STLMXP

Lambert-St Louis

Tue 10/28

10:00 am-7:30 am

2 stops15h 30m

Milan Malpensa

Wed 11/5

3:05 pm-10:45 pm

1 stop14h 40m

$490

St. LouisMilan

STL - MXP

STLMXP

Lambert-St Louis

Thu 11/6

6:40 am-9:45 am

2 stops20h 05m

Milan Malpensa

Tue 11/18

11:05 am-9:58 pm

1 stop17h 53m

$536

St. LouisMilan

STL - MXP

STLMXP

Lambert-St Louis

Thu 11/6

3:59 pm-9:05 am

1 stop34h 06m

Milan Malpensa

Tue 11/18

11:05 am-9:58 pm

1 stop17h 53m

$537

St. LouisMilan

STL - MXP

STLMXP

Lambert-St Louis

Wed 12/3

11:40 am-9:05 am

1 stop14h 25m

Milan Malpensa

Sun 12/7

6:55 am-5:09 pm

2 stops17h 14m

$557

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Milan from

How to get the cheapest flight ticket from St. Louis to Milan

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Milan?

The month of February is, on average, the cheapest month to fly to Milan from St. Louis, with most prices found around $638. The month of November is another great option to travel to Milan, with average flight prices from St. Louis averaging around $677.

What is the cheapest day to depart on your flight to Milan?

Our data shows that Sunday is the least expensive day to fly to Milan. Tickets to fly out on this day can be as low as $1,023. The most expensive day to fly to Milan is Saturday, with ticket prices averaging around $1,327.

What is the cheapest time of day to depart on your flight to Milan?

In the afternoon is the cheapest time of day to fly from St. Louis to Milan when you can find flight prices for as low as $1,209. Flying to Milan in the afternoon is an ideal time because this is during off-peak travel hours. Flights to Milan are more costly at noon, with an average ticket price of $1,349. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

Can stopping save me money on St. Louis to Milan flights?

You could potentially save up to 31% on your flight if you consider stops on a St. Louis to Milan flight.

When to book flights from St. Louis to Milan

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Milan according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to Milan (STL to MIL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Milan

Direct flights

None
There are no direct flights from St. Louis to Milan. There are no popular flight routes from St. Louis to Milan.
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  • How far is Lambert-St Louis to Milan by plane?

    There are 4775.8 mi between Lambert-St Louis and Milan. 11h 15m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Milan?

    Prices for flights from Lambert-St Louis Airport to Milan are updated daily.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Milan?

  • How old do you have to be to fly from Lambert-St Louis Airport to Milan?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Milan.

  • What documentation or ID do you need to fly to Milan?

    The travel and health documents you'll need for your trip to Milan may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Milan. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from St. Louis to Milan?

Best airlines flying from St. Louis to Milan

Compare and see reviews for airlines that fly from St. Louis to Milan with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $574Free CancellationRating
7.4
8,924 reviews
Search United Airlines flights
DeltaPriceFrom $638Free CancellationRating
7.9
7,957 reviews
Search Delta flights
American AirlinesPriceFrom $887Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Traveling to a place near Milan?

Book flights to Milan if you plan to visit one of these locations
Bellagio
Varenna
Livigno
Menaggio
Brescia
Stresa
Assago
Monza
Levanto
Rho
Domodossola
Bellano
Bormio
Lecco
Crema
Novara
Cernobbio
Moltrasio
Saronno
Lainate

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Milan?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from St. Louis to Milan for you.

Can I find flights from St. Louis to Milan with flexible booking policies on momondo?

All flight searches from St. Louis to Milan on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from St. Louis to Milan?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from St. Louis to Milan.

I’m not ready to book a flight from St. Louis to Milan right now. Can momondo alert me if prices change?

Yes. momondo can track prices for St. Louis to Milan flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to Italy

Fly into one of these airports located in Milan

Airports listed have a maximum distance of 25.0 mi from Milan
Milan Linate Airport
Milan Malpensa Airport