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Italy

$233+ Cheap flights from Ontario (ONT) to Italy

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 2/9. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — NAP
Dec 12 — Dec 191
Fri 12/12
Fri 12/19
1 adult, Economy
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Cheap flight deals from Ontario to Italy

Keep the following information in mind while searching for Ontario to Italy flight deals. Data was last updated November 12, 2025.

Most accurate provider

Gotogate
3 stars

Most trusted provider

Gotogate
3 stars

Round-trip from

$487
(United Airlines)

One-way from

$233
(Travelocity)

Popular in

June

Cheapest in

February

Average price

$588
Provider with most accurate pricing for Los Angeles-Rome (ROM) flight deals.
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From Ontario to Italy
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One-way flight from Ontario to Italy
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Highest demand for flights based on searches. 16% potential increase in price ($130 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Ontario to Italy

Cheapest flights from Ontario to Italy
Explore the most affordable flight options available from Ontario to Italy. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 12, 2025.

This United Airlines deal was found by Cheapflights users on 11/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/309:35 pmONT - FCO
2 stops25h 10mUnited Airlines
Fri 12/121:10 pmFCO - ONT
3 stops42h 39mUnited Airlines
Deal found 11/9$487
This United Airlines deal was found by Cheapflights users on 11/12. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/35:05 amONT - FCO
2 stops18h 25mUnited Airlines
Fri 12/121:10 pmFCO - ONT
3 stops42h 39mUnited Airlines
Deal found 11/12$488
This United Airlines deal was found by Cheapflights users on 11/11. 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.
Wed 11/125:05 amONT - MXP
2 stops19h 50mUnited Airlines
Wed 11/193:05 pmMXP - ONT
1 stop16h 26mUnited Airlines
Deal found 11/11$491
This United Airlines deal was found by Cheapflights users on 11/12. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/265:05 amONT - MXP
2 stops19h 50mUnited Airlines
Thu 12/410:40 amMXP - ONT
2 stops21h 09mUnited Airlines
Deal found 11/12$494
This United Airlines deal was found by Cheapflights users on 11/12. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/265:05 amONT - MXP
2 stops19h 50mUnited Airlines
Fri 12/59:45 amMXP - ONT
3 stops22h 04mUnited Airlines
Deal found 11/12$495
This United Airlines deal was found by Cheapflights users on 11/11. 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.
Sun 11/161:30 pmONT - MXP
2 stops18h 10mUnited Airlines
Wed 11/263:05 pmMXP - ONT
1 stop16h 26mUnited Airlines
Deal found 11/11$497
This KLM deal was found by Cheapflights users on 11/11. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/267:05 amONT - FCO
1 stop15h 50mKLM
Wed 12/1010:05 amFCO - ONT
1 stop18h 34mKLM
Deal found 11/11$497
This United Airlines deal was found by Cheapflights users on 11/10. 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.
Wed 12/3110:42 amONT - FLR
2 stops16h 53mUnited Airlines
Wed 1/216:30 amFLR - ONT
2 stops20h 13mUnited Airlines
Deal found 11/10$498
This Air Canada deal was found by Cheapflights users on 11/9. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/299:35 pmONT - FCO
2 stops52h 20mAir Canada
Thu 12/1110:55 amFCO - ONT
2 stops42h 47mAir Canada
Deal found 11/9$501
This United Airlines deal was found by Cheapflights users on 11/12. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/177:00 amONT - FCO
1 stop15h 45mUnited Airlines
Tue 11/257:05 amFCO - ONT
2 stops24h 46mUnited Airlines
Deal found 11/12$502
This United Airlines deal was found by Cheapflights users on 11/12. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/257:00 amONT - FCO
1 stop15h 45mUnited Airlines
Wed 12/37:00 amFCO - ONT
2 stops22h 42mUnited Airlines
Deal found 11/12$504
This Finnair deal was found by Cheapflights users on 11/12. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1110:47 amONT - FCO
1 stop14h 58mMultiple Airlines
Mon 12/151:10 pmFCO - ONT
1 stop18h 18mMultiple Airlines
Deal found 11/12$506

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Italy 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 November 12, 2025.
Use the filters below to find and compare flights from Ontario to Italy that are best for you.

Fly from

Ontario

Fly to

Italy

Route

Depart

Return

Price

OntarioMilan

ONT - MXP

ONTMXP

Ontario

Wed 3/4

5:00 am-9:55 am

2 stops19h 55m

Milan Malpensa

Wed 3/18

12:05 pm-10:37 pm

2 stops42h 32m

$490

OntarioMilan

ONT - MXP

ONTMXP

Ontario

Wed 12/3

6:00 am-7:30 am

2 stops16h 30m

Milan Malpensa

Wed 12/17

9:45 am-8:42 pm

2 stops19h 57m

$495

OntarioMilan

ONT - MXP

ONTMXP

Ontario

Wed 3/11

6:00 am-7:30 am

2 stops17h 30m

Milan Malpensa

Fri 3/20

12:05 pm-6:00 pm

2 stops37h 55m

$495

OntarioMilan

ONT - MXP

ONTMXP

Ontario

Wed 3/11

6:00 am-7:30 am

2 stops17h 30m

Milan Malpensa

Wed 3/18

9:45 am-10:37 pm

2 stops20h 52m

$495

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

Wed 12/31

10:42 am-12:35 pm

2 stops16h 53m

Florence Peretola

Wed 1/21

6:30 am-5:43 pm

2 stops20h 13m

$498

OntarioVenice

ONT - VCE

ONTVCE

Ontario

Mon 2/9

5:05 am-12:20 pm

2 stops22h 15m

Venice Marco Polo

Thu 2/26

1:50 pm-10:57 pm

2 stops18h 07m

$500

OntarioRome

ONT - FCO

ONTFCO

Ontario

Tue 11/25

7:00 am-7:45 am

1 stop15h 45m

Rome Fiumicino

Thu 12/4

7:05 am-8:42 pm

2 stops22h 37m

$502

OntarioRome

ONT - FCO

ONTFCO

Ontario

Wed 2/25

5:00 am-8:30 am

2 stops42h 30m

Rome Fiumicino

Tue 3/3

1:05 pm-12:43 pm

2 stops56h 38m

$504

OntarioRome

ONT - FCO

ONTFCO

Ontario

Tue 11/25

7:00 am-7:45 am

1 stop15h 45m

Rome Fiumicino

Tue 12/2

7:00 am-8:42 pm

2 stops22h 42m

$504

OntarioRome

ONT - FCO

ONTFCO

Ontario

Wed 11/26

7:05 am-10:30 am

1 stop18h 25m

Rome Fiumicino

Fri 12/5

12:40 pm-11:04 pm

1 stop19h 24m

$506

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/12

Showing 1-10 of 60 results
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Best time to book a flight from Ontario to Italy

Have a flexible travel schedule? Discover the best time to fly to Italy 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 Italy

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

Currently, November is the cheapest month in which you can book a flight from Ontario to Italy (average of $333). Flying from Ontario to Italy in June is currently the most expensive (average of $556). 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 IT?

Find hourly flight availability from Ontario to Italy. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 12, 2025.

When flying from Ontario to Italy, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 21% versus a flight in the morning.

Reviews of airlines servicing Italy

Get insights into the airlines that provide service to Italy. 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 Italy. Reviews last updated November 12, 2025.
Read through reviews of airlines operating flights from Ontario to Italy, such as Delta, KLM, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,009 reviews

Food

7.3

Comfort

7.9

Boarding

8.1

Crew

8.5

Overall

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
7.9
Good
8,009 reviews
Delta
7.9
Good
8,009 reviews

Food

7.3

Comfort

7.9

Boarding

8.1

Crew

8.5

Overall

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.7
Good
1,410 reviews
Delta
7.9
Good
8,009 reviews

Food

7.3

Comfort

7.9

Boarding

8.1

Crew

8.5

Overall

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
9,015 reviews
Delta
7.9
Good
8,009 reviews

Food

7.3

Comfort

7.9

Boarding

8.1

Crew

8.5

Overall

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
British Airways
6.7
Okay
7,516 reviews
Delta
7.9
Good
8,009 reviews

Food

7.3

Comfort

7.9

Boarding

8.1

Crew

8.5

Overall

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

    Located just 3.1 mi from the city center, Ontario (ONT) is the airport most travelers will use when flying to Italy from Ontario.

  • How long is the flight from Ontario to Italy?

    There are many flights that can get you from Ontario to Italy in 15h 46m. Fly via United Airlines, Delta, or American Airlines to get the fastest option. Airlines will cover a distance of 6015 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Ontario to Italy one-way?

    The cheapest airlines for a one-way flight from Ontario to Italy are United Airlines ($250), British Airways ($318), and Delta ($396).

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

    The most popular flight routes from Ontario to Italy are Ontario - Rome Fiumicino, Ontario - Milan Malpensa and Ontario - Naples.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Ontario to Italy (average of $333). Flying from Ontario to Italy in June is currently the most expensive (average of $556). 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.

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Top 4 airlines flying from Ontario to Italy

Discover the top 4 airlines that operate flights from Ontario to Italy. 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 November 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$448Average$673FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$487Average$575FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$508Average$758FlexibilityNo cancel feeOn-time69%
KLMCheapest$520Average$704FlexibilityNo cancel feeOn-time75%

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