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$250+ Cheap flights from Ontario (ONT) 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 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — MIL
nov. 15 — nov. 221
sáb. 11/15
sáb. 11/22
1 adult, Economy
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Cheap flight deals from Ontario to Milan

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) 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 octubre 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$468
(United Airlines)

One-way from

$250
(United Airlines)

Popular in

December

Cheapest in

February

Average price

$609
Provider with most accurate pricing for Ontario-Milan (MIL) flight deals.
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Provider most trusted by Cheapflights users for Ontario-Milan (MIL) flights.
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From Ontario to Milan (MIL)
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One-way flight from Ontario to Milan (MIL)
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Highest demand for flights based on searches. 7% potential increase in price ($61 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Ontario to Milan

Cheapest flights from Ontario to Milan
Explore the most affordable flight options available from Ontario to Milan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 16, 2025.

This United Airlines deal was found by Cheapflights users on 10/15. 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.
mié. 11/125:05 amONT - MXP
2 stops19h 50mUnited Airlines
vie. 11/213:05 pmMXP - ONT
1 stop16h 26mUnited Airlines
Deal found 10/15$491
This United Airlines deal was found by Cheapflights users on 10/15. 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.
jue. 10/166:00 amONT - MXP
2 stops16h 30mUnited Airlines
jue. 11/131:05 pmMXP - ONT
2 stops42h 26mUnited Airlines
Deal found 10/15$492
This United Airlines deal was found by Cheapflights users on 10/16. 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.
mié. 10/297:00 amONT - MXP
1 stop22h 05mUnited Airlines
mar. 11/48:30 amMXP - ONT
3 stops23h 21mUnited Airlines
Deal found 10/16$494
This United Airlines deal was found by Cheapflights users on 10/14. 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.
mar. 11/116:05 amONT - MXP
2 stops16h 25mUnited Airlines
vie. 11/213:05 pmMXP - ONT
1 stop16h 26mUnited Airlines
Deal found 10/14$495
This United deal was found by Cheapflights users on 10/15. 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.
jue. 10/305:05 amONT - MXP
2 stops24h 00mMultiple Airlines
mié. 11/126:55 amMXP - ONT
2 stops19h 39mMultiple Airlines
Deal found 10/15$503
This United Airlines deal was found by Cheapflights users on 10/16. 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.
jue. 11/65:05 amONT - MXP
2 stops19h 50mUnited Airlines
jue. 11/203:05 pmMXP - ONT
1 stop16h 26mUnited Airlines
Deal found 10/16$511
This United Airlines deal was found by Cheapflights users on 10/16. 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.
mar. 10/286:05 amONT - MXP
2 stops17h 25mUnited Airlines
dom. 11/93:05 pmMXP - ONT
1 stop16h 26mUnited Airlines
Deal found 10/16$515
This United Airlines deal was found by Cheapflights users on 10/14. 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.
mié. 10/156:00 amONT - MXP
2 stops16h 30mUnited Airlines
mar. 10/213:20 pmMXP - ONT
1 stop16h 10mUnited Airlines
Deal found 10/14$525
This United Airlines deal was found by Cheapflights users on 10/15. 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.
sáb. 12/66:00 amONT - MXP
2 stops16h 30mUnited Airlines
lun. 12/159:45 amMXP - ONT
3 stops22h 04mUnited Airlines
Deal found 10/15$534
This British Airways deal was found by Cheapflights users on 10/16. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/2912:47 pmONT - LIN
2 stops16h 38mBritish Airways
mar. 11/47:25 amLIN - ONT
2 stops24h 04mBritish Airways
Deal found 10/16$800
This FlightHub deal was found by Cheapflights users on 10/16. 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.
dom. 11/912:46 pmONT - LIN
2 stops17h 59mBritish Airways
jue. 11/2011:25 amLIN - ONT
2 stops21h 32mBritish Airways
Deal found 10/16$873
This Cheapflightsfares deal was found by Cheapflights users on 10/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/2812:43 pmONT - LIN
2 stops16h 52mBritish Airways
dom. 11/91:25 pmLIN - ONT
2 stops19h 32mBritish Airways
Deal found 10/14$892

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario 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 octubre 16, 2025.
Use the filters below to find and compare flights from Ontario to Milan that are best for you.

Fly from

Ontario

Fly to

Milan

Route

Depart

Return

Price

OntarioMilan

ONT - MXP

ONTMXP

Ontario

mié. 3/4

5:40 am-9:55 am

2 stops19h 15m

Milan Malpensa

mié. 3/18

12:05 pm-10:15 pm

2 stops42h 10m

$468

OntarioMilan

ONT - MXP

ONTMXP

Ontario

mié. 11/12

5:05 am-9:55 am

2 stops19h 50m

Milan Malpensa

vie. 11/21

3:05 pm-10:31 pm

1 stop16h 26m

$491

OntarioMilan

ONT - MXP

ONTMXP

Ontario

mié. 10/29

7:00 am-1:05 pm

1 stop22h 05m

Milan Malpensa

mar. 11/4

8:30 am-10:51 pm

3 stops23h 21m

$494

OntarioMilan

ONT - MXP

ONTMXP

Ontario

mar. 1/13

6:00 am-9:55 am

2 stops18h 55m

Milan Malpensa

mar. 1/27

10:40 am-10:53 pm

2 stops21h 13m

$494

OntarioMilan

ONT - MXP

ONTMXP

Ontario

mié. 11/19

6:05 am-7:30 am

2 stops16h 25m

Milan Malpensa

vie. 12/5

9:45 am-10:49 pm

2 stops22h 04m

$495

OntarioMilan

ONT - MXP

ONTMXP

Ontario

mar. 11/11

6:05 am-7:30 am

2 stops16h 25m

Milan Malpensa

vie. 11/21

3:05 pm-10:31 pm

1 stop16h 26m

$495

OntarioMilan

ONT - MXP

ONTMXP

Ontario

mié. 1/14

6:00 am-9:55 am

2 stops18h 55m

Milan Malpensa

mié. 1/28

9:45 am-10:53 pm

2 stops22h 08m

$495

OntarioMilan

ONT - LIN

ONTLIN

Ontario

dom. 1/25

4:49 pm-5:45 pm

2 stops15h 56m

Milan Linate

mar. 2/3

7:55 am-10:49 pm

2 stops23h 54m

$496

OntarioMilan

ONT - MXP

ONTMXP

Ontario

jue. 10/30

5:05 am-1:05 pm

2 stops24h 00m

Milan Malpensa

mié. 11/12

2:40 pm-10:51 pm

2 stops17h 11m

$504

OntarioMilan

ONT - MXP

ONTMXP

Ontario

jue. 11/13

6:05 am-7:30 am

2 stops16h 25m

Milan Malpensa

mar. 11/25

3:05 pm-10:31 pm

1 stop16h 26m

$515

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/16

Showing 1-10 of 40 results
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Compare providers for flights from Ontario to Milan

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Milan in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Ontario-Milan flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Milan flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Milan flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Milan flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Milan flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Ontario to Milan

Have a flexible travel schedule? Discover the best time to fly to Milan from Ontario 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 Ontario to Milan

What is the cheapest month to book a flight from Ontario to Milan?

Currently, September is the cheapest month in which you can book a flight from Ontario to Milan (average of $333). Flying from Ontario to Milan in May is currently the most expensive (average of $566). 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.

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

Find hourly flight availability from Ontario 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 octubre 16, 2025.

A simple way to save on the total cost of your ticket is to fly from Ontario to Milan at noon. If you’re flexible enough to do this you can expect to save up to 23% on your trip compared to booking a flight in the afternoon.

How much does it cost to fly round-trip from Ontario to Milan?

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 octubre 16, 2025.
Read reviews from past customers who have flown United Airlines from Ontario to Milan. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,982 reviews

Crew

8.1

Boarding

7.7

Entertainment

7.1

Overall

7.4

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,982 reviews
United Airlines
7.4
Good
8,982 reviews

Crew

8.1

Boarding

7.7

Entertainment

7.1

Overall

7.4

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Ontario 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 Ontario to Milan?

    Most people fly from Ontario (ONT) if they book a flight from Ontario to Milan. On average, Ontario has 0 outbound flights to Milan per day from 1 airline. Ontario is conveniently located just 3.1 mi from Ontario’s city center.

  • How long is the flight from Ontario to Milan?

    Departing from Ontario to Milan will take you 15h 56m. Ontario and Milan are separated by a distance of 6015 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What is the cheapest airline to fly from Ontario to Milan round-trip?

    Delta, at $517, was found to be the cheapest airline from Ontario to Milan.. You may be able to fly from Ontario to Milan for 28% less than the average price by searching for this airline.

  • What are the most popular routes from Ontario to Milan?

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

  • Can I find deals for flights from Ontario to Milan that include hotel bookings?

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

  • How can I find direct flights from Ontario to Milan?

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

  • Can I find deals for business class flights from Ontario to Milan?

    Yes. Cheapflights offers flight deals from Ontario 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 Ontario to Milan?

    Currently, September is the cheapest month in which you can book a flight from Ontario to Milan (average of $333). Flying from Ontario to Milan in May is currently the most expensive (average of $566). 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
Assago
Bellagio
Stresa

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Alternative routes for Ontario to Milan

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Top airline flying from Ontario to Milan

Discover the top airline that operate flights from Ontario 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 octubre 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$517Average$575FlexibilityNo cancel feeOn-timeN/A

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