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Cheap flights from St. Louis to Milan from $350

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 10/17. 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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Cheap round-trip flights

Air Canada Logo
4:05 pm - 9:55 amSTL-MXP
34h 50m2 stops
Air Canada Logo
1:05 pm - 2:23 pmMXP-STL
32h 18m2 stops
$508Air Canada
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Wed, Dec 3 - Sun, Dec 7
United Airlines Logo
11:50 am - 7:30 amSTL-MXP
12h 40m1 stop
United Airlines Logo
1:05 pm - 2:23 pmMXP-STL
32h 18m2 stops
$510United Airlines
Find Deal
Wed, Dec 3 - Sun, Dec 7
Air Canada Logo
4:05 pm - 9:55 amSTL-MXP
34h 50m2 stops
Air Canada Logo
1:05 pm - 10:43 pmMXP-STL
40h 38m3 stops
$515Air Canada
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Tue, Dec 9 - Thu, Dec 18
Logo
4:05 pm - 10:50 pmSTL-MXP
23h 45m2 stops
Logo
1:05 pm - 3:29 pmMXP-STL
33h 24m2 stops
$547
Find Deal
Thu, Nov 6 - Tue, Nov 18
Logo
4:05 pm - 10:50 pmSTL-MXP
23h 45m2 stops
Logo
1:05 pm - 3:29 pmMXP-STL
33h 24m2 stops
$548
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Thu, Nov 6 - Tue, Nov 18
Delta Logo
8:50 am - 10:35 amSTL-MXP
18h 45m2 stops
Delta Logo
11:05 am - 9:59 pmMXP-STL
17h 54m1 stop
$570Delta
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Tue, Dec 9 - Thu, Dec 18
Delta Logo
1:30 pm - 9:05 amSTL-MXP
12h 35m1 stop
Delta Logo
12:00 pm - 4:40 pmMXP-STL
35h 40m1 stop
$582Delta
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Wed, Dec 3 - Sun, Dec 7
Lufthansa Logo
12:31 pm - 12:35 pmSTL-LIN
17h 04m2 stops
Lufthansa Logo
2:50 pm - 1:55 pmLIN-STL
30h 05m1 stop
$588Lufthansa
Find Deal
Thu, Nov 6 - Tue, Nov 18
Lufthansa Logo
12:25 pm - 9:20 amSTL-LIN
13h 55m2 stops
Lufthansa Logo
7:00 am - 1:30 pmLIN-STL
13h 30m1 stop
$612Lufthansa
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Tue, Oct 7 - Fri, Oct 17
American Airlines Logo
1:01 pm - 10:40 amSTL-LIN
14h 39m2 stops
American Airlines Logo
7:25 am - 5:17 pmLIN-STL
16h 52m2 stops
$1,348American Airlines
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Sat, Aug 30 - Sun, Sep 7

Delta flights from St. Louis to Milan

Our best Delta deals on St. Louis to Milan flight tickets
Delta
Dec 9
STL8:50 amLambert-St Louis
18h 45m
2 stops
MXP10:35 amMilan Malpensa
Dec 18
MXP11:05 amMilan Malpensa
17h 54m
1 stop
STL9:59 pmLambert-St Louis
$570
Find similar
Delta
Dec 3
STL1:30 pmLambert-St Louis
12h 35m
1 stop
MXP9:05 amMilan Malpensa
Dec 7
MXP12:00 pmMilan Malpensa
35h 40m
1 stop
STL4:40 pmLambert-St Louis
$582
Find similar
Delta
Oct 2
STL4:10 pmLambert-St Louis
14h 45m
2 stops
LIN1:55 pmMilan Linate
Oct 30
LIN6:30 amMilan Linate
21h 00m
2 stops
STL9:30 pmLambert-St Louis
$645
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Scandinavian Airlines flights from St. Louis to Milan

Our best Scandinavian Airlines deals on St. Louis to Milan flight tickets
Scandinavian Airlines
Sep 12
STL1:26 pmLambert-St Louis
36h 09m
2 stops
MXP8:35 amMilan Malpensa
Sep 15
MXP11:20 amMilan Malpensa
41h 40m
2 stops
STL10:00 pmLambert-St Louis
$671
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Scandinavian Airlines
Aug 13
STL3:40 pmLambert-St Louis
20h 35m
2 stops
MXP7:15 pmMilan Malpensa
Aug 16
MXP9:20 amMilan Malpensa
19h 42m
2 stops
STL10:02 pmLambert-St Louis
$1,008
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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 August 2, 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

Wed 12/3

4:05 pm-9:55 am

2 stops34h 50m

Milan Malpensa

Sun 12/7

1:05 pm-2:23 pm

2 stops32h 18m

$508

St. LouisMilan

STL - MXP

STLMXP

Lambert-St Louis

Wed 12/3

11:50 am-7:30 am

1 stop12h 40m

Milan Malpensa

Sun 12/7

1:05 pm-2:23 pm

2 stops32h 18m

$510

St. LouisMilan

STL - MXP

STLMXP

Lambert-St Louis

Tue 12/9

4:05 pm-9:55 am

2 stops34h 50m

Milan Malpensa

Thu 12/18

1:05 pm-10:43 pm

3 stops40h 38m

$515

St. LouisMilan

STL - MXP

STLMXP

Lambert-St Louis

Thu 11/6

4:05 pm-10:50 pm

2 stops23h 45m

Milan Malpensa

Tue 11/18

1:05 pm-3:29 pm

2 stops33h 24m

$547

St. LouisMilan

STL - MXP

STLMXP

Lambert-St Louis

Thu 11/6

4:05 pm-10:50 pm

2 stops23h 45m

Milan Malpensa

Tue 11/18

1:05 pm-3:29 pm

2 stops33h 24m

$548

St. LouisMilan

STL - MXP

STLMXP

Lambert-St Louis

Tue 12/9

8:50 am-10:35 am

2 stops18h 45m

Milan Malpensa

Thu 12/18

11:05 am-9:59 pm

1 stop17h 54m

$570

St. LouisMilan

STL - MXP

STLMXP

Lambert-St Louis

Wed 12/3

1:30 pm-9:05 am

1 stop12h 35m

Milan Malpensa

Sun 12/7

12:00 pm-4:40 pm

1 stop35h 40m

$582

St. LouisMilan

STL - LIN

STLLIN

Lambert-St Louis

Thu 11/6

12:31 pm-12:35 pm

2 stops17h 04m

Milan Linate

Tue 11/18

2:50 pm-1:55 pm

1 stop30h 05m

$588

St. LouisMilan

STL - LIN

STLLIN

Lambert-St Louis

Tue 10/7

12:25 pm-9:20 am

2 stops13h 55m

Milan Linate

Fri 10/17

7:00 am-1:30 pm

1 stop13h 30m

$612

St. LouisMilan

STL - LIN

STLLIN

Lambert-St Louis

Sat 8/30

1:01 pm-10:40 am

2 stops14h 39m

Milan Linate

Sun 9/7

7:25 am-5:17 pm

2 stops16h 52m

$1,348

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 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 November is, on average, the cheapest month to fly to Milan from St. Louis, with most prices found around $691. The month of January is another great option to travel to Milan, with average flight prices from St. Louis averaging around $729.

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 26% 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

Best Price Found

$350

Fastest flight time

11h 10m

Direct flights

None

Airports in Milan

3 airports
The best one-way flight to Milan from St. Louis in the past 72 hours is $350. The best round-trip flight deal from St. Louis to Milan found on momondo in the last 72 hours is $508.
The fastest flight from St. Louis to Milan takes 11h 10m
There are no direct flights from St. Louis to Milan. Popular non-direct routes for this connection are Lambert-St Louis Airport - Milan Linate Airport, Lambert-St Louis Airport - Bergamo Orio Al Serio Airport and Lambert-St Louis Airport - Milan Malpensa Airport.
There are 3 airports near Milan: Milan Linate (LIN), Milan Malpensa (MXP), Bergamo Orio Al Serio (BGY)
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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 10m 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 $657Free CancellationRating
7.4
8,904 reviews
Search United Airlines flights
DeltaPriceFrom $683Free CancellationRating
8.0
7,983 reviews
Search Delta flights
American AirlinesPriceFrom $923Free 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
Livigno
Varenna
Menaggio
Brescia
Assago
Stresa
Monza
Levanto
Rho
Domodossola
Crema
Novara
Bormio
Cernobbio
Bellano
Lecco
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