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Cheap flights from St. Louis to Milan from $531

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 4/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from St. Louis to Milan

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
1:18 pm - 12:15 pm
STL
-
MXP
15h 57m
2 stops
Lufthansa Logo
6:00 am - 1:25 pm
MXP
-
STL
14h 25m
1 stop
$628Lufthansa
Wed, Aug 12 - Wed, Aug 26
Lufthansa Logo
1:18 pm - 9:10 am
STL
-
LIN
12h 52m
2 stops
Lufthansa Logo
6:50 am - 1:25 pm
LIN
-
STL
13h 35m
1 stop
$632Lufthansa
Wed, Aug 12 - Wed, Aug 26
Lufthansa Logo
3:30 pm - 10:35 am
STL
-
MXP
12h 05m
1 stop
Lufthansa Logo
6:00 am - 1:25 pm
MXP
-
STL
14h 25m
1 stop
$635Lufthansa
Wed, Aug 12 - Wed, Aug 26
Lufthansa Logo
1:18 pm - 12:15 pm
STL
-
MXP
15h 57m
2 stops
Lufthansa Logo
12:55 pm - 11:00 pm
MXP
-
STL
17h 05m
2 stops
$639Lufthansa
Wed, Aug 12 - Wed, Aug 26
Lufthansa Logo
3:30 pm - 12:00 pm
STL
-
LIN
13h 30m
1 stop
Lufthansa Logo
6:50 am - 1:25 pm
LIN
-
STL
13h 35m
1 stop
$639Lufthansa
Wed, Aug 12 - Wed, Aug 26
American Airlines Logo
6:20 am - 10:05 am
STL
-
MXP
20h 45m
1 stop
American Airlines Logo
1:20 pm - 11:59 pm
MXP
-
STL
17h 39m
1 stop
$661American Airlines
Wed, Aug 12 - Wed, Aug 26
American Airlines Logo
8:00 pm - 6:35 pm
STL
-
LIN
15h 35m
2 stops
American Airlines Logo
7:25 am - 7:14 pm
LIN
-
STL
18h 49m
2 stops
$679American Airlines
Fri, Aug 14 - Fri, Aug 28
United Airlines Logo
7:45 am - 7:30 am
STL
-
MXP
16h 45m
2 stops
United Airlines Logo
12:20 pm - 4:39 pm
MXP
-
STL
35h 19m
2 stops
$684United Airlines
Wed, Apr 15 - Wed, Apr 29
Multiple Airlines Logo
2:18 pm - 12:00 pm
STL
-
LIN
14h 42m
2 stops
Multiple Airlines Logo
6:25 am - 3:57 pm
LIN
-
STL
16h 32m
2 stops
$684Multiple Airlines
Fri, Aug 14 - Fri, Aug 28
Multiple Airlines Logo
1:05 pm - 5:40 pm
STL
-
BGY
21h 35m
2 stops
Multiple Airlines Logo
11:30 pm - 8:25 pm
BGY
-
STL
27h 55m
2 stops
$922Multiple Airlines
Tue, May 5 - Tue, May 12

Air France flights from St. Louis to Milan

Our best Air France deals on St. Louis to Milan flight tickets
Air France
May 6
STL5:35 pmLambert-St Louis
14h 10m
2 stops
MXP2:45 pmMilan Malpensa
May 13
MXP6:45 amMilan Malpensa
16h 25m
2 stops
STL4:10 pmLambert-St Louis
$745
Air France
Aug 3
STL1:54 pmLambert-St Louis
14h 26m
2 stops
LIN11:20 amMilan Linate
Aug 13
LIN6:25 amMilan Linate
16h 32m
2 stops
STL3:57 pmLambert-St Louis
$786
Air France
Jun 2
STL4:25 pmLambert-St Louis
14h 30m
2 stops
LIN1:55 pmMilan Linate
Jun 23
LIN12:20 pmMilan Linate
15h 11m
2 stops
STL8:31 pmLambert-St Louis
$891

United Airlines flights from St. Louis to Milan

Our best United Airlines deals on St. Louis to Milan flight tickets
United Airlines
Apr 15
STL7:45 amLambert-St Louis
16h 45m
2 stops
MXP7:30 amMilan Malpensa
Apr 29
MXP12:20 pmMilan Malpensa
35h 19m
2 stops
STL4:39 pmLambert-St Louis
$684
United Airlines
May 6
STL5:28 pmLambert-St Louis
12h 52m
1 stop
MXP1:20 pmMilan Malpensa
May 13
MXP12:20 pmMilan Malpensa
39h 53m
2 stops
STL9:13 pmLambert-St Louis
$711
United Airlines
Sep 16
STL5:00 amLambert-St Louis
22h 20m
2 stops
MXP10:20 amMilan Malpensa
Sep 30
MXP12:20 pmMilan Malpensa
35h 06m
2 stops
STL4:26 pmLambert-St Louis
$714

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 March 23, 2026.
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

Cheapest round-trip

St. LouisMilan

STL - MXP

STLMXP

Lambert-St Louis

Wed 8/12

1:18 pm-12:15 pm

2 stops15h 57m

Milan Malpensa

Wed 8/26

6:00 am-1:25 pm

1 stop14h 25m

$628
Quickest round-trip

St. LouisMilan

STL - LIN

STLLIN

Lambert-St Louis

Wed 8/12

1:18 pm-9:10 am

2 stops12h 52m

Milan Linate

Wed 8/26

6:50 am-1:25 pm

1 stop13h 35m

$632

St. LouisMilan

STL - MXP

STLMXP

Lambert-St Louis

Wed 8/12

3:30 pm-10:35 am

1 stop12h 05m

Milan Malpensa

Wed 8/26

6:00 am-1:25 pm

1 stop14h 25m

$635

St. LouisMilan

STL - MXP

STLMXP

Lambert-St Louis

Wed 8/12

1:18 pm-12:15 pm

2 stops15h 57m

Milan Malpensa

Wed 8/26

12:55 pm-11:00 pm

2 stops17h 05m

$639

St. LouisMilan

STL - LIN

STLLIN

Lambert-St Louis

Wed 8/12

3:30 pm-12:00 pm

1 stop13h 30m

Milan Linate

Wed 8/26

6:50 am-1:25 pm

1 stop13h 35m

$639

St. LouisMilan

STL - MXP

STLMXP

Lambert-St Louis

Wed 8/12

6:20 am-10:05 am

1 stop20h 45m

Milan Malpensa

Wed 8/26

1:20 pm-11:59 pm

1 stop17h 39m

$661

St. LouisMilan

STL - LIN

STLLIN

Lambert-St Louis

Fri 8/14

8:00 pm-6:35 pm

2 stops15h 35m

Milan Linate

Fri 8/28

7:25 am-7:14 pm

2 stops18h 49m

$679

St. LouisMilan

STL - MXP

STLMXP

Lambert-St Louis

Wed 4/15

7:45 am-7:30 am

2 stops16h 45m

Milan Malpensa

Wed 4/29

12:20 pm-4:39 pm

2 stops35h 19m

$684

St. LouisMilan

STL - LIN

STLLIN

Lambert-St Louis

Fri 8/14

2:18 pm-12:00 pm

2 stops14h 42m

Milan Linate

Fri 8/28

6:25 am-3:57 pm

2 stops16h 32m

$684

St. LouisBergamo

STL - BGY

STLBGY

Lambert-St Louis

Tue 5/5

1:05 pm-5:40 pm

2 stops21h 35m

Bergamo Orio Al Serio

Tue 5/12

11:30 pm-8:25 pm

2 stops27h 55m

$922

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

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

You could potentially save up to 23% 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

Fastest flight time

11h 11m

Direct flights

None
The fastest flight from St. Louis to Milan takes 11h 11m
There are no direct flights from St. Louis to Milan. There are no popular flight routes from St. Louis to Milan.
Search flight deals

  • How far is Lambert-St Louis to Milan by plane?

    There are 4775.8 mi between Lambert-St Louis and Milan. 11h 11m 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 $472Free CancellationRating
7.4
9,464 reviews
Search United Airlines flights
LufthansaPriceFrom $530Free CancellationRating
6.8
7,863 reviews
Search Lufthansa flights
Air CanadaPriceFrom $552Free CancellationRating
7.1
10,835 reviews
Search Air Canada flights
DeltaPriceFrom $564Free CancellationRating
7.9
8,317 reviews
Search Delta flights

Traveling to a place near Milan?

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

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