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$232+ 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 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — NAP
dez 6 — dez 131
sáb 12/6
sáb 12/13
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 novembro 6, 2025.

Most accurate provider

Gotogate
3 stars

Most trusted provider

Gotogate
3 stars

Round-trip from

$465
(KLM)

One-way from

$232
(American Airlines)

Popular in

June

Cheapest in

February

Average price

$591
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. 15% potential increase in price ($128 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 novembro 6, 2025.

This KLM deal was found by Cheapflights users on 11/4. 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.
qua 11/267:05 amONT - FCO
1 stop15h 50mKLM
qua 12/1010:05 amFCO - ONT
1 stop18h 34mKLM
Deal found 11/4$465
This Delta deal was found by Cheapflights users on 11/3. 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.
sáb 11/2910:25 pmONT - FCO
1 stop24h 30mDelta
qua 12/1010:05 amFCO - ONT
1 stop18h 34mDelta
Deal found 11/3$475
This Delta deal was found by Cheapflights users on 11/4. 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.
dom 12/77:05 amONT - FCO
1 stop18h 25mDelta
qua 12/1710:05 amFCO - ONT
2 stops22h 53mDelta
Deal found 11/4$479
This United Airlines deal was found by Cheapflights users on 11/4. 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.
qui 12/46:00 amONT - BLQ
2 stops21h 40mUnited Airlines
qui 12/1110:05 amBLQ - ONT
2 stops19h 37mUnited Airlines
Deal found 11/4$491
This Delta deal was found by Cheapflights users on 11/4. 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.
qui 12/410:25 pmONT - FCO
1 stop24h 30mDelta
qui 12/1112:40 pmFCO - ONT
1 stop19h 24mDelta
Deal found 11/4$491
This United Airlines deal was found by Cheapflights users on 11/4. 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.
qua 11/265:05 amONT - MXP
2 stops19h 50mUnited Airlines
qua 12/1010:35 amMXP - ONT
2 stops21h 14mUnited Airlines
Deal found 11/4$494
This United Airlines deal was found by Cheapflights users on 11/4. 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.
ter 12/26:00 amONT - MXP
2 stops16h 30mUnited Airlines
ter 12/99:45 amMXP - ONT
2 stops21h 04mUnited Airlines
Deal found 11/4$495
This United Airlines deal was found by Cheapflights users on 11/5. 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.
dom 12/76:00 amONT - VCE
2 stops17h 55mUnited Airlines
seg 12/156:55 amVCE - ONT
3 stops24h 54mUnited Airlines
Deal found 11/5$497
This KLM deal was found by Cheapflights users on 11/4. 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.
qua 11/57:05 amONT - FCO
1 stop15h 50mKLM
sex 11/2110:05 amFCO - ONT
1 stop18h 37mKLM
Deal found 11/4$497
This United Airlines deal was found by Cheapflights users on 11/4. 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.
seg 12/17:00 amONT - FCO
1 stop15h 45mUnited Airlines
qui 12/117:05 amFCO - ONT
2 stops19h 32mUnited Airlines
Deal found 11/4$502
This United Airlines deal was found by Cheapflights users on 11/5. 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.
dom 12/76:00 amONT - FCO
2 stops18h 25mUnited Airlines
qua 12/1712:20 pmFCO - ONT
2 stops19h 29mUnited Airlines
Deal found 11/5$504
This Finnair deal was found by Cheapflights users on 11/5. 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.
sex 12/510:47 amONT - FCO
1 stop14h 58mMultiple Airlines
sex 12/121:10 pmFCO - ONT
1 stop18h 18mMultiple Airlines
Deal found 11/5$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 novembro 6, 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

qua 3/4

1:45 pm-9:55 am

2 stops35h 10m

Milan Malpensa

qua 3/18

12:05 pm-10:15 pm

2 stops42h 10m

$467

OntarioRome

ONT - FCO

ONTFCO

Ontario

seg 12/1

7:05 am-10:30 am

1 stop18h 25m

Rome Fiumicino

qua 12/10

10:05 am-7:39 pm

1 stop18h 34m

$475

OntarioRome

ONT - FCO

ONTFCO

Ontario

qua 12/3

7:05 am-7:55 am

1 stop15h 50m

Rome Fiumicino

qua 12/10

10:05 am-7:39 pm

1 stop18h 34m

$475

OntarioBologna

ONT - BLQ

ONTBLQ

Ontario

seg 1/12

7:30 am-3:45 pm

2 stops23h 15m

Bologna Guglielmo Marconi

dom 1/18

6:30 am-10:29 pm

2 stops24h 59m

$483

OntarioRome

ONT - FCO

ONTFCO

Ontario

seg 1/19

10:30 pm-10:30 am

1 stop27h 00m

Rome Fiumicino

qua 2/18

12:40 pm-11:59 am

1 stop32h 19m

$487

OntarioBologna

ONT - BLQ

ONTBLQ

Ontario

dom 1/11

10:30 pm-3:45 pm

2 stops32h 15m

Bologna Guglielmo Marconi

dom 1/18

6:30 am-10:29 pm

2 stops24h 59m

$488

OntarioBologna

ONT - BLQ

ONTBLQ

Ontario

seg 1/12

7:30 am-3:45 pm

2 stops23h 15m

Bologna Guglielmo Marconi

seg 1/19

6:30 am-1:56 pm

2 stops40h 26m

$488

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

seg 1/12

7:30 am-7:50 pm

2 stops27h 20m

Florence Peretola

dom 1/18

12:20 pm-12:16 pm

2 stops56h 56m

$488

OntarioMilan

ONT - MXP

ONTMXP

Ontario

dom 1/11

1:24 pm-9:55 am

2 stops35h 31m

Milan Malpensa

dom 1/18

1:05 pm-12:47 pm

2 stops32h 42m

$490

OntarioMilan

ONT - MXP

ONTMXP

Ontario

seg 1/12

1:24 pm-9:55 am

2 stops35h 31m

Milan Malpensa

dom 1/18

1:05 pm-12:17 pm

2 stops32h 12m

$490

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/4

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, September is the cheapest month in which you can book a flight from Ontario to Italy (average of $336). Flying from Ontario to Italy in June is currently the most expensive (average of $567). 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 novembro 6, 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 in the evening, which can drop the price by up to 23% 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 novembro 6, 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
8,001 reviews

Crew

8.5

Comfort

7.9

Food

7.3

Overall

7.9

Boarding

8.2

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
8,001 reviews
Delta
7.9
Good
8,001 reviews

Crew

8.5

Comfort

7.9

Food

7.3

Overall

7.9

Boarding

8.2

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
1,405 reviews
Delta
7.9
Good
8,001 reviews

Crew

8.5

Comfort

7.9

Food

7.3

Overall

7.9

Boarding

8.2

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
9,003 reviews
Delta
7.9
Good
8,001 reviews

Crew

8.5

Comfort

7.9

Food

7.3

Overall

7.9

Boarding

8.2

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
7,499 reviews
Delta
7.9
Good
8,001 reviews

Crew

8.5

Comfort

7.9

Food

7.3

Overall

7.9

Boarding

8.2

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 17h 36m. Fly via United Airlines, Delta, or British Airways 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), Air Canada ($261), and KLM ($383).

  • 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 - Florence Peretola.

  • 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, September is the cheapest month in which you can book a flight from Ontario to Italy (average of $336). Flying from Ontario to Italy in June is currently the most expensive (average of $567). 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

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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 novembro 6, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$448Average$673FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$487Average$575FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$508Average$807FlexibilityNo cancel feeOn-time69%
KLMCheapest$520Average$704FlexibilityNo cancel feeOn-time75%

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