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Cheap flights from Milan Malpensa Airport to St. Louis from $373

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Milan Malpensa Airport to St. Louis departing on 9/2. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Milan Malpensa Airport to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
2:20 pm - 11:32 pm
MXP
-
STL
16h 12m
1 stop
Multiple Airlines Logo
9:30 am - 9:30 am
STL
-
MXP
17h 00m
2 stops
$994Multiple Airlines
Tue, Aug 4 - Tue, Dec 15
British Airways Logo
2:20 pm - 11:32 pm
MXP
-
STL
16h 12m
1 stop
British Airways Logo
10:47 am - 11:20 am
STL
-
MXP
17h 33m
2 stops
$996British Airways
Tue, Aug 4 - Wed, Dec 16
British Airways Logo
2:20 pm - 11:32 pm
MXP
-
STL
16h 12m
1 stop
British Airways Logo
6:13 pm - 7:45 pm
STL
-
MXP
18h 32m
2 stops
$1,004British Airways
Tue, Aug 4 - Tue, Dec 15
Multiple Airlines Logo
9:00 am - 11:21 pm
MXP
-
STL
21h 21m
2 stops
Multiple Airlines Logo
2:18 pm - 11:45 am
STL
-
MXP
14h 27m
2 stops
$1,017Multiple Airlines
Wed, Aug 5 - Mon, Dec 14
Air France Logo
11:25 am - 11:26 pm
MXP
-
STL
19h 01m
2 stops
Air France Logo
5:45 pm - 2:55 pm
STL
-
MXP
14h 10m
2 stops
$1,020Air France
Tue, Aug 4 - Mon, Dec 14
Multiple Airlines Logo
6:45 am - 4:44 pm
MXP
-
STL
16h 59m
2 stops
Multiple Airlines Logo
1:30 pm - 10:55 am
STL
-
MXP
14h 25m
1 stop
$1,023Multiple Airlines
Tue, Aug 4 - Mon, Dec 14
Air France Logo
6:45 am - 11:26 pm
MXP
-
STL
23h 41m
2 stops
Air France Logo
5:45 pm - 2:55 pm
STL
-
MXP
14h 10m
2 stops
$1,031Air France
Mon, Aug 3 - Tue, Dec 15
American Airlines Logo
11:00 am - 8:43 am
MXP
-
STL
28h 43m
1 stop
American Airlines Logo
2:11 pm - 8:00 pm
STL
-
MXP
22h 49m
2 stops
$1,032American Airlines
Wed, Aug 5 - Sun, Dec 13
American Airlines Logo
10:25 am - 11:42 pm
MXP
-
STL
20h 17m
2 stops
American Airlines Logo
6:53 pm - 7:45 pm
STL
-
MXP
17h 52m
2 stops
$1,035American Airlines
Fri, Aug 7 - Tue, Dec 15
Delta Logo
2:15 pm - 8:08 am
MXP
-
STL
24h 53m
1 stop
Delta Logo
5:45 pm - 2:55 pm
STL
-
MXP
14h 10m
2 stops
$1,039Delta
Wed, Aug 5 - Wed, Dec 16

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KLM flights from Milan Malpensa Airport to St. Louis

Our best KLM deals on Milan Malpensa Airport to St. Louis flight tickets
KLM
Dec 24
MXP1:05 pmMilan Malpensa
17h 34m
1 stop
STL11:39 pmLambert-St Louis
Jan 6
STL3:40 pmLambert-St Louis
12h 15m
1 stop
MXP10:55 amMilan Malpensa
$1,150
KLM
Dec 24
MXP1:05 pmMilan Malpensa
17h 34m
1 stop
STL11:39 pmLambert-St Louis
Jan 6
STL3:40 pmLambert-St Louis
12h 15m
1 stop
MXP10:55 amMilan Malpensa
$1,151

Delta flights from Milan Malpensa Airport to St. Louis

Our best Delta deals on Milan Malpensa Airport to St. Louis flight tickets
Delta
Aug 5
MXP2:15 pmMilan Malpensa
24h 53m
1 stop
STL8:08 amLambert-St Louis
Dec 16
STL5:45 pmLambert-St Louis
14h 10m
2 stops
MXP2:55 pmMilan Malpensa
$1,039
Delta
Aug 6
MXP11:40 amMilan Malpensa
19h 18m
1 stop
STL11:58 pmLambert-St Louis
Dec 12
STL4:13 pmLambert-St Louis
34h 37m
1 stop
MXP9:50 amMilan Malpensa
$1,043
Delta
Aug 5
MXP9:00 amMilan Malpensa
21h 21m
2 stops
STL11:21 pmLambert-St Louis
Dec 17
STL5:45 pmLambert-St Louis
14h 10m
2 stops
MXP2:55 pmMilan Malpensa
$1,051

momondo Fare Finder

 
Customize your flight search to find flights from Milan Malpensa Airport to St. Louis 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 July 10, 2026.
Use the filters below to find and compare flights from Milan Malpensa Airport to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MilanSt. Louis

MXP - STL

MXPSTL

Milan Malpensa

Tue 8/4

2:20 pm-11:32 pm

1 stop16h 12m

Lambert-St Louis

Tue 12/15

9:30 am-9:30 am

2 stops17h 00m

$994

MilanSt. Louis

MXP - STL

MXPSTL

Milan Malpensa

Tue 8/4

2:20 pm-11:32 pm

1 stop16h 12m

Lambert-St Louis

Wed 12/16

10:47 am-11:20 am

2 stops17h 33m

$996

MilanSt. Louis

MXP - STL

MXPSTL

Milan Malpensa

Tue 8/4

2:20 pm-11:32 pm

1 stop16h 12m

Lambert-St Louis

Tue 12/15

6:13 pm-7:45 pm

2 stops18h 32m

$1,004

MilanSt. Louis

MXP - STL

MXPSTL

Milan Malpensa

Wed 8/5

9:00 am-11:21 pm

2 stops21h 21m

Lambert-St Louis

Mon 12/14

2:18 pm-11:45 am

2 stops14h 27m

$1,017

MilanSt. Louis

MXP - STL

MXPSTL

Milan Malpensa

Tue 8/4

11:25 am-11:26 pm

2 stops19h 01m

Lambert-St Louis

Mon 12/14

5:45 pm-2:55 pm

2 stops14h 10m

$1,020
Quickest round-trip

MilanSt. Louis

MXP - STL

MXPSTL

Milan Malpensa

Tue 8/4

6:45 am-4:44 pm

2 stops16h 59m

Lambert-St Louis

Mon 12/14

1:30 pm-10:55 am

1 stop14h 25m

$1,023

MilanSt. Louis

MXP - STL

MXPSTL

Milan Malpensa

Mon 8/3

6:45 am-11:26 pm

2 stops23h 41m

Lambert-St Louis

Tue 12/15

5:45 pm-2:55 pm

2 stops14h 10m

$1,031

MilanSt. Louis

MXP - STL

MXPSTL

Milan Malpensa

Wed 8/5

11:00 am-8:43 am

1 stop28h 43m

Lambert-St Louis

Sun 12/13

2:11 pm-8:00 pm

2 stops22h 49m

$1,032

MilanSt. Louis

MXP - STL

MXPSTL

Milan Malpensa

Fri 8/7

10:25 am-11:42 pm

2 stops20h 17m

Lambert-St Louis

Tue 12/15

6:53 pm-7:45 pm

2 stops17h 52m

$1,035

MilanSt. Louis

MXP - STL

MXPSTL

Milan Malpensa

Wed 8/5

2:15 pm-8:08 am

1 stop24h 53m

Lambert-St Louis

Wed 12/16

5:45 pm-2:55 pm

2 stops14h 10m

$1,039

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 St. Louis from

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

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 Milan Malpensa Airport to St. Louis flights?

You could potentially save up to 15% on your flight if you consider stops on a Milan Malpensa Airport to St. Louis flight.

When to book flights from Milan Malpensa Airport to St. Louis

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

Cheap Milan Malpensa Airport to St. Louis (MXP to STL) flight deals and tips

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

Fastest flight time

16h 12m

Direct flights

None
The fastest flight from Milan Malpensa Airport to St. Louis takes 16h 12m
There are no direct flights from Milan Malpensa Airport to St. Louis. There are no popular flight routes from Milan Malpensa Airport to St. Louis.
Search flight deals

Frequently asked questions about flying from Milan Malpensa Airport to St. Louis

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

    The straight-line distance from Milan Malpensa to Lambert-St Louis is 4751.0 mi. By plane, this route typically takes 16h 12m.

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

    Prices for flights from Milan Malpensa Airport to Lambert-St Louis Airport are refreshed on a daily basis.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Milan Malpensa Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The necessary travel and health documents for your Lambert-St Louis Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Fairview Heights
Hermann
Maryland Heights
Florissant
St. Peters
O'Fallon
Collinsville
Alton
Farmington
Wentzville
Clayton
Fenton
Festus
Eureka
Litchfield
Edwardsville
Grafton
Shrewsbury

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Milan to St. Louis. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to St. Louis from Milan with this policy.

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

momondo provides multiple filters to help you find the best flight to St. Louis from Milan. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are not ready to book a flight from Milan to St. Louis now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to St. Louis and let you know when they change.

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