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$318+ 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 10/22. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — NAP
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$467
(United Airlines)

One-way from

$318
(United Airlines)

Popular in

June

Cheapest in

February

Average price

$985
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. 13% potential increase in price ($116 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($20 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 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 June 12, 2025.

This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/127:00 amONT - FCO
1 stop18h 30mKLM
Wed 11/1910:15 amFCO - ONT
1 stop18h 27mKLM
Deal found 6/11$447
This Finnair 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/811:59 pmONT - FCO
1 stop25h 46mMultiple Airlines
Wed 11/191:10 pmFCO - ONT
2 stops19h 35mMultiple Airlines
Deal found 6/11$465
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.
Wed 10/157:02 amONT - MXP
1 stop21h 18mUnited Airlines
Tue 11/41:05 pmMXP - ONT
2 stops42h 26mUnited Airlines
Deal found 6/11$467
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/35:40 amONT - MXP
2 stops19h 25mAir Canada
Tue 12/91:05 pmMXP - ONT
3 stops40h 12mAir Canada
Deal found 6/10$473
This Travelocity 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/811:59 pmONT - FCO
2 stops32h 46mBritish Airways
Wed 11/197:50 amFCO - ONT
2 stops22h 51mBritish Airways
Deal found 6/11$493
This flugladen.de 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/108:48 amONT - FCO
1 stop16h 57mIberia
Wed 12/2411:00 amFCO - ONT
1 stop21h 48mIberia
Deal found 6/10$498
This Iberia 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/310:57 amONT - LIN
2 stops17h 23mMultiple Airlines
Wed 12/1011:20 amLIN - ONT
2 stops19h 38mMultiple Airlines
Deal found 6/10$503
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.
Tue 12/97:00 amONT - FCO
1 stop15h 45mUnited Airlines
Fri 1/99:45 amFCO - ONT
2 stops23h 40mUnited Airlines
Deal found 6/11$508
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.
Mon 11/107:00 amONT - VCE
2 stops16h 55mUnited Airlines
Mon 11/243:15 pmVCE - ONT
2 stops40h 30mUnited Airlines
Deal found 6/10$510
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/210:59 pmONT - MXP
1 stop25h 06mKLM
Thu 12/1111:05 amMXP - ONT
1 stop17h 37mKLM
Deal found 6/10$525
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.
Tue 12/97:00 amONT - FCO
1 stop18h 30mDelta
Thu 1/86:00 amFCO - ONT
2 stops25h 38mDelta
Deal found 6/11$531
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.
Wed 10/291:00 pmONT - NAP
2 stops20h 25mUnited Airlines
Fri 11/71:15 pmNAP - ONT
2 stops18h 30mUnited Airlines
Deal found 6/10$535

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 June 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 10/15

7:02 am-1:20 pm

1 stop21h 18m

Milan Malpensa

Tue 11/4

1:05 pm-10:31 pm

2 stops42h 26m

$467

OntarioMilan

ONT - MXP

ONTMXP

Ontario

Wed 12/3

5:40 am-10:05 am

2 stops19h 25m

Milan Malpensa

Tue 12/9

1:05 pm-8:17 pm

3 stops40h 12m

$473

OntarioMilan

ONT - LIN

ONTLIN

Ontario

Wed 12/3

10:57 am-1:20 pm

2 stops17h 23m

Milan Linate

Wed 12/10

11:20 am-9:58 pm

2 stops19h 38m

$503

OntarioVenice

ONT - VCE

ONTVCE

Ontario

Mon 11/10

7:00 am-8:55 am

2 stops16h 55m

Venice Marco Polo

Mon 11/24

3:15 pm-10:45 pm

2 stops40h 30m

$510

OntarioMilan

ONT - MXP

ONTMXP

Ontario

Tue 12/2

10:59 pm-9:05 am

1 stop25h 06m

Milan Malpensa

Thu 12/11

11:05 am-7:42 pm

1 stop17h 37m

$525

OntarioNaples

ONT - NAP

ONTNAP

Ontario

Wed 10/29

1:00 pm-5:25 pm

2 stops20h 25m

Naples

Fri 11/7

1:15 pm-10:45 pm

2 stops18h 30m

$535

OntarioVenice

ONT - VCE

ONTVCE

Ontario

Sun 8/3

10:05 pm-11:35 am

1 stop28h 30m

Venice Marco Polo

Tue 8/19

11:15 am-10:35 am

1 stop32h 20m

$540

OntarioMilan

ONT - MXP

ONTMXP

Ontario

Sun 11/30

10:59 pm-9:05 am

1 stop25h 06m

Milan Malpensa

Thu 12/11

12:00 pm-10:41 pm

2 stops43h 41m

$540

OntarioVenice

ONT - VCE

ONTVCE

Ontario

Sun 8/3

10:53 am-10:35 am

1 stop14h 42m

Venice Marco Polo

Tue 8/19

1:40 pm-10:48 pm

1 stop18h 08m

$542

OntarioRome

ONT - FCO

ONTFCO

Ontario

Sat 8/2

1:19 pm-9:15 am

2 stops34h 56m

Rome Fiumicino

Fri 8/22

11:30 am-10:30 pm

2 stops44h 00m

$542

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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, January is the cheapest month in which you can book a flight from Ontario to Italy (average of $703). Flying from Ontario to Italy in June is currently the most expensive (average of $1,217). 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 June 12, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to Italy as you normally would.

Rainfall in Italy by month

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

In terms of precipitation, rainfall in Italy ranges from 0.6 - 4.4 inches per month. November is typically the wettest month, when rainfall can reach 4.4 in. June is typically the driest time to visit Italy when rainfall is around 0.6 in.

Temperature in Italy by month

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

If weather is an important factor for your trip to Italy, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 46.4 F).

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 June 12, 2025.
Get a feel of what it's like to fly with Delta, KLM and Austrian Airlines from Ontario to Italy by reading reviews from past customers. 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
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

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

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

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

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

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.
Austrian Airlines
7.6
Good
802 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

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.
Air France
7.5
Good
1,463 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

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

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

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.

  • 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 ($318), KLM ($353), and British Airways ($424).

  • 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 - Venice Marco Polo.

  • 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, January is the cheapest month in which you can book a flight from Ontario to Italy (average of $703). Flying from Ontario to Italy in June is currently the most expensive (average of $1,217). 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

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Alternative routes for Ontario to Italy

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Ontario to Italy

Discover the top 5 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$514Average$949FlexibilityNo cancel feeOn-time70%
DeltaCheapest$517Average$862FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$551Average$796FlexibilityNo cancel feeOn-time69%
KLMCheapest$591Average$964FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$859Average$1,288FlexibilityNo cancel feeOn-time71%

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