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$237+ Cheap flights from St. Louis (STL) to Milan (MIL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/9. Fares are subject to change and may not be available on all flights or dates of travel.
STL — MIL
Aug 18 — Aug 251
Mon 8/18
Mon 8/25
1 adult, Economy
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Cheapflights Tip: The best prices from Lambert-St Louis to Milan are usually found in February or November, booked 49 days in advance, depart on a Sunday or Tuesday and return on a Tuesday

Cheap flight deals from St. Louis to Milan

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Milan (MIL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 13, 2025.

Round-trip from

$509
(Air Canada)

One-way from

$237
(Booking.com)

Popular in

June

Cheapest in

February

Average price

$885
From Lambert-St Louis to Milan (MIL)
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One-way flight from Lambert-St Louis to Milan (MIL)
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Highest demand for flights based on searches. 24% potential increase in price ($319 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($42 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from St. Louis to Milan

Cheapest flights from St. Louis to Milan
Explore the most affordable flight options available from St. Louis to Milan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 13, 2025.

This Air Canada deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/54:05 pmSTL - MXP
2 stops34h 50mAir Canada
Mon 11/171:05 pmMXP - STL
2 stops33h 42mAir Canada
Deal found 8/12$509
This Air Canada deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/36:30 amSTL - MXP
2 stops20h 25mAir Canada
Mon 11/171:05 pmMXP - STL
2 stops33h 42mAir Canada
Deal found 8/12$510
This Air Canada deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/24:05 pmSTL - MXP
2 stops34h 50mAir Canada
Mon 11/171:05 pmMXP - STL
2 stops33h 42mAir Canada
Deal found 8/12$512
This United Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/286:43 pmSTL - MXP
1 stop12h 22mUnited Airlines
Tue 11/41:05 pmMXP - STL
2 stops35h 34mUnited Airlines
Deal found 8/13$513
This Air Canada deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/299:55 amSTL - MXP
2 stops17h 00mAir Canada
Fri 1/91:05 pmMXP - STL
2 stops33h 24mAir Canada
Deal found 8/11$526
This FlightHub deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/299:55 amSTL - MXP
2 stops17h 00mMultiple Airlines
Fri 1/97:00 amMXP - STL
1 stop13h 55mMultiple Airlines
Deal found 8/11$527
This Air Canada deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/34:05 pmSTL - MXP
2 stops34h 50mAir Canada
Sun 12/71:05 pmMXP - STL
2 stops33h 24mAir Canada
Deal found 8/10$528
This Air Canada deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/36:30 amSTL - MXP
2 stops20h 25mAir Canada
Sun 11/161:05 pmMXP - STL
2 stops33h 24mAir Canada
Deal found 8/12$529
This FlightHub deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/54:05 pmSTL - MXP
2 stops34h 50mAir Canada
Fri 11/141:05 pmMXP - STL
2 stops33h 24mAir Canada
Deal found 8/12$531
This Air Canada deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/36:30 amSTL - MXP
2 stops20h 25mAir Canada
Fri 11/141:05 pmMXP - STL
2 stops33h 24mAir Canada
Deal found 8/12$532
This United deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/410:00 amSTL - MXP
1 stop20h 05mMultiple Airlines
Fri 11/146:55 amMXP - STL
1 stop14h 00mMultiple Airlines
Deal found 8/12$533
This Air Canada deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/24:05 pmSTL - MXP
2 stops34h 50mAir Canada
Thu 11/131:05 pmMXP - STL
2 stops33h 24mAir Canada
Deal found 8/12$534

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated August 13, 2025.
Use the filters below to find and compare flights from St. Louis to Milan that are best for you.

Fly from

St. Louis

Fly to

Milan

Route

Depart

Return

Price

St. LouisMilan

STL - MXP

STLMXP

Lambert-St Louis

Wed 11/5

4:05 pm-9:55 am

2 stops34h 50m

Milan Malpensa

Mon 11/17

1:05 pm-3:47 pm

2 stops33h 42m

$509

St. LouisMilan

STL - MXP

STLMXP

Lambert-St Louis

Mon 11/3

6:30 am-9:55 am

2 stops20h 25m

Milan Malpensa

Mon 11/17

1:05 pm-3:47 pm

2 stops33h 42m

$510

St. LouisMilan

STL - MXP

STLMXP

Lambert-St Louis

Tue 11/4

4:05 pm-9:55 am

2 stops34h 50m

Milan Malpensa

Mon 11/17

1:05 pm-3:47 pm

2 stops33h 42m

$512

St. LouisMilan

STL - MXP

STLMXP

Lambert-St Louis

Sun 11/2

4:05 pm-9:55 am

2 stops34h 50m

Milan Malpensa

Mon 11/17

1:05 pm-3:47 pm

2 stops33h 42m

$512

St. LouisMilan

STL - MXP

STLMXP

Lambert-St Louis

Fri 11/7

5:24 pm-9:55 am

2 stops33h 31m

Milan Malpensa

Mon 11/17

1:05 pm-3:47 pm

2 stops33h 42m

$512

St. LouisMilan

STL - MXP

STLMXP

Lambert-St Louis

Tue 10/28

6:43 pm-1:05 pm

1 stop12h 22m

Milan Malpensa

Tue 11/4

1:05 pm-5:39 pm

2 stops35h 34m

$513

St. LouisMilan

STL - MXP

STLMXP

Lambert-St Louis

Tue 11/4

10:00 am-1:05 pm

1 stop20h 05m

Milan Malpensa

Fri 11/14

1:05 pm-2:25 pm

2 stops32h 20m

$513

St. LouisMilan

STL - MXP

STLMXP

Lambert-St Louis

Tue 10/28

6:43 pm-8:55 am

2 stops32h 12m

Milan Malpensa

Tue 11/4

1:05 pm-3:49 pm

2 stops33h 44m

$513

St. LouisMilan

STL - MXP

STLMXP

Lambert-St Louis

Wed 11/5

4:05 pm-9:55 am

2 stops34h 50m

Milan Malpensa

Sun 11/16

1:05 pm-3:29 pm

2 stops33h 24m

$528

St. LouisMilan

STL - MXP

STLMXP

Lambert-St Louis

Mon 11/3

6:30 am-9:55 am

2 stops20h 25m

Milan Malpensa

Sun 11/16

1:05 pm-3:29 pm

2 stops33h 24m

$529

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/11

Showing 1-10 of 49 results
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Best time to book a flight from St. Louis to Milan

Have a flexible travel schedule? Discover the best time to fly to Milan from St. Louis with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Milan

How far ahead should I book a flight from St. Louis to Milan?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Milan. Price data was last updated on August 8, 2025.

The price you pay for your flight from St. Louis to Milan may vary depending on when you book. For the best chance of a lower fare, look to book 49 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest time of day to fly from STL to MIL?

Find hourly flight availability from St. Louis to Milan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 13, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 11% on flights from St. Louis to Milan by exploring options for tickets in the afternoon.

Reviews of airlines servicing Milan

Get insights into the airlines that provide service to Milan. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Milan. Reviews last updated August 13, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from St. Louis to Milan to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,979 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,979 reviews
Delta
8.0
Very good
7,979 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,920 reviews
Delta
8.0
Very good
7,979 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,979 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Canada
7.1
Good
9,949 reviews
Delta
8.0
Very good
7,979 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Lufthansa
6.8
Okay
7,317 reviews
Delta
8.0
Very good
7,979 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Milan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from St. Louis to Milan?

    Most people fly from Lambert-St Louis (STL) if they book a flight from St. Louis to Milan. On average, Lambert-St Louis has 0 outbound flights to Milan per day from 3 airlines. Lambert-St Louis is conveniently located just 12.7 mi from St. Louis’s city center.

  • What are the cheapest airlines flying from St. Louis to Milan round-trip?

    According to our current data, Air Canada ($509), Lufthansa ($555), and United Airlines ($556) offers the cheapest pricing from St. Louis to Milan. Air Canada is priced at 47% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from St. Louis to Milan one-way?

    One-way options have recently been found by users for as low as $237 on Air Canada. Other airlines that offer cheap prices include United Airlines from $241 and American Airlines from $245 one-way.

  • What are the most popular routes from St. Louis to Milan?

    When deciding which route to take from St. Louis to Milan consider Lambert-St Louis - Milan Malpensa, Lambert-St Louis - Milan Linate or Lambert-St Louis - Bergamo Orio Al Serio as they are the most popular.

  • Can I find deals for flights from St. Louis to Milan that include hotel bookings?

    Yes. In addition to deals on St. Louis to Milan flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Milan?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Milan.

  • Can I find deals for business class flights from St. Louis to Milan?

    Yes. Cheapflights offers flight deals from St. Louis to Milan by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from St. Louis to Milan?

    Currently, January is the cheapest month in which you can book a flight from St. Louis to Milan (average of $594). Flying from St. Louis to Milan in June is currently the most expensive (average of $977). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Milan?

Book flights to Milan if you plan to visit one of these locations
Monza
Menaggio
Rho
Lainate
Porlezza
Novara
Lecco
Brescia
Assago
Bellagio
Stresa
Saronno

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Top 3 airlines flying from St. Louis to Milan

Discover the top 3 airlines that operate flights from St. Louis to Milan. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$574Average$997FlexibilityNo cancel feeOn-time69%
DeltaCheapest$638Average$1,084FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$887Average$1,146FlexibilityNo cancel feeOn-time71%

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