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$376+ 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 7/19. Fares are subject to change and may not be available on all flights or dates of travel.
STL — MIL
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Lambert-St Louis to Milan are usually found in November or January, booked 62 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 June 12, 2025.

Round-trip from

$561
(United Airlines)

One-way from

$376
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$1,429
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. 22% potential increase in price ($288 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($39 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/246:30 amSTL - MXP
2 stops20h 30mMultiple Airlines
Sun 11/27:00 amMXP - STL
1 stop13h 55mMultiple Airlines
Deal found 6/10$491
This CheapOair deal was found by Cheapflights users on 6/12. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/246:30 amSTL - MXP
2 stops20h 30mAir Canada
Sun 11/21:05 pmMXP - STL
3 stops33h 24mAir Canada
Deal found 6/12$512
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/66:45 amSTL - MXP
2 stops17h 45mUnited Airlines
Thu 11/131:05 pmMXP - STL
2 stops35h 09mUnited Airlines
Deal found 6/11$514
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/243:30 pmSTL - MXP
1 stop12h 10mLufthansa
Sun 11/27:00 amMXP - STL
1 stop13h 55mLufthansa
Deal found 6/10$539
This Lufthansa deal was found by Cheapflights users on 6/10. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/243:30 pmSTL - LIN
1 stop19h 05mLufthansa
Sun 11/25:15 amLIN - STL
1 stop14h 40mLufthansa
Deal found 6/10$551
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/66:30 amSTL - MXP
2 stops21h 05mDelta
Tue 11/1811:05 amMXP - STL
1 stop28h 05mDelta
Deal found 6/10$560
This United Airlines deal was found by Cheapflights users on 6/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/610:30 amSTL - LIN
2 stops20h 45mUnited Airlines
Tue 11/186:15 amLIN - STL
2 stops16h 11mUnited Airlines
Deal found 6/10$566
This Gotogate deal was found by Cheapflights users on 6/10. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/103:30 pmSTL - LIN
1 stop11h 30mMultiple Airlines
Tue 9/167:00 amLIN - STL
2 stops15h 18mMultiple Airlines
Deal found 6/10$605
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1511:02 amSTL - LIN
2 stops17h 18mDelta
Wed 8/208:00 amLIN - STL
2 stops21h 02mDelta
Deal found 6/11$636
This FlightHub deal was found by Cheapflights users on 6/11. 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 9/221:30 pmSTL - LIN
2 stops15h 50mAir Canada
Sun 9/287:00 amLIN - STL
2 stops19h 57mAir Canada
Deal found 6/11$690
This KLM deal was found by Cheapflights users on 6/9. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/117:05 pmSTL - LIN
2 stops13h 50mKLM
Thu 9/186:40 amLIN - STL
2 stops16h 20mKLM
Deal found 6/9$697
This Ovago deal was found by Cheapflights users on 6/12. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/227:59 pmSTL - MXP
2 stops17h 46mBritish Airways
Sun 9/288:50 pmMXP - STL
2 stops28h 37mBritish Airways
Deal found 6/12$704

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 June 12, 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 9/10

1:30 pm-10:00 am

1 stop13h 30m

Milan Malpensa

Tue 9/16

12:15 pm-3:44 pm

2 stops34h 29m

$561

St. LouisMilan

STL - MXP

STLMXP

Lambert-St Louis

Wed 9/10

1:30 pm-10:00 am

1 stop13h 30m

Milan Malpensa

Tue 9/16

12:15 pm-2:19 pm

2 stops33h 04m

$562

St. LouisMilan

STL - MXP

STLMXP

Lambert-St Louis

Fri 8/22

6:00 am-9:25 am

1 stop20h 25m

Milan Malpensa

Sat 12/13

11:05 am-9:59 pm

1 stop17h 54m

$563

St. LouisMilan

STL - MXP

STLMXP

Lambert-St Louis

Mon 8/18

11:02 am-9:25 am

1 stop15h 23m

Milan Malpensa

Mon 8/25

11:40 am-7:07 pm

1 stop14h 27m

$600

St. LouisMilan

STL - LIN

STLLIN

Lambert-St Louis

Wed 9/10

3:30 pm-10:00 am

1 stop11h 30m

Milan Linate

Tue 9/16

7:00 am-3:18 pm

2 stops15h 18m

$605

St. LouisMilan

STL - MXP

STLMXP

Lambert-St Louis

Mon 8/18

6:10 pm-6:15 pm

2 stops17h 05m

Milan Malpensa

Mon 8/25

7:05 pm-6:30 pm

2 stops30h 25m

$609

St. LouisMilan

STL - LIN

STLLIN

Lambert-St Louis

Wed 9/10

3:30 pm-12:00 pm

1 stop13h 30m

Milan Linate

Wed 9/17

7:00 am-1:30 pm

1 stop13h 30m

$610

St. LouisMilan

STL - LIN

STLLIN

Lambert-St Louis

Fri 8/15

11:02 am-11:20 am

2 stops17h 18m

Milan Linate

Wed 8/20

8:00 am-10:02 pm

2 stops21h 02m

$636

St. LouisMilan

STL - LIN

STLLIN

Lambert-St Louis

Fri 8/15

3:30 pm-12:00 pm

1 stop13h 30m

Milan Linate

Wed 8/20

7:00 am-6:58 pm

2 stops18h 58m

$662

St. LouisMilan

STL - MXP

STLMXP

Lambert-St Louis

Wed 9/10

3:30 pm-1:55 pm

1 stop15h 25m

Milan Malpensa

Sat 9/20

6:50 pm-1:30 pm

1 stop25h 40m

$667

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 27 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 June 9, 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 62 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 June 12, 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.

Rainfall in Milan by month

Plan your trip to Milan by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Milan ranges from 2.2 - 5.2 inches per month. May is typically the wettest month, when rainfall can reach 5.2 in. December is typically the driest time to visit Milan when rainfall is around 2.2 in.

Temperature in Milan by month

Plan your trip to Milan by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Milan, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

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 June 12, 2025.
Peruse reviews from past customers who have flown with Delta, KLM and United Airlines from St. Louis to Milan to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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!
Turkish Airlines
7.3
Good
3,848 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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!
Scandinavian Airlines
7.3
Good
1,387 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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 2 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, United Airlines ($561), Air Canada ($562), and Delta ($563) offers the cheapest pricing from St. Louis to Milan. United Airlines is priced at 44% 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 $545 on United Airlines. Other airlines that offer cheap prices include Air Canada from $775 and Lufthansa from $864 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 $989). 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 St. Louis?

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

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Top 2 airlines flying from St. Louis to Milan

Discover the top 2 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$751Average$1,016FlexibilityNo cancel feeOn-time69%
DeltaCheapest$910Average$1,084FlexibilityNo cancel feeOn-timeN/A

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