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Italy

$226+ 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 3/9. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — NAP
Jan 2 — Jan 91
Fri 1/2
Fri 1/9
1 adult, Economy
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Cheap 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 December 3, 2025.

This KLM deal was found by Cheapflights users on 12/2. 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 12/107:05 amONT - FCO
1 stop15h 50mKLM
Wed 12/2410:05 amFCO - ONT
1 stop18h 45mKLM
Deal found 12/2$448
This Expedia deal was found by Cheapflights users on 12/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/314:47 pmONT - MXP
2 stops18h 13mBritish Airways
Tue 1/1311:45 amMXP - ONT
2 stops20h 03mBritish Airways
Deal found 12/1$457
This Iberia deal was found by Cheapflights users on 12/2. 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 12/3110:47 amONT - LIN
2 stops17h 38mMultiple Airlines
Tue 1/137:25 amLIN - ONT
2 stops24h 23mMultiple Airlines
Deal found 12/2$460
This Delta deal was found by Cheapflights users on 12/3. 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.
Wed 12/107:05 amONT - FCO
1 stop15h 50mDelta
Wed 12/179:20 amFCO - ONT
2 stops22h 44mDelta
Deal found 12/3$461
This oojo deal was found by Cheapflights users on 12/1. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:10 amONT - FCO
1 stop19h 35mBritish Airways
Wed 1/148:30 pmFCO - ONT
2 stops34h 43mBritish Airways
Deal found 12/1$469
This Air Canada deal was found by Cheapflights users on 12/2. 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 12/315:05 amONT - MXP
2 stops19h 50mMultiple Airlines
Tue 1/131:05 pmMXP - ONT
3 stops32h 42mMultiple Airlines
Deal found 12/2$477
This Delta deal was found by Cheapflights users on 12/1. 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.
Wed 12/3111:15 amONT - FCO
1 stop14h 15mDelta
Fri 1/166:00 amFCO - ONT
2 stops25h 51mDelta
Deal found 12/1$477
This Air Canada deal was found by Cheapflights users on 12/1. 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.
Tue 12/305:05 amONT - MXP
3 stops43h 50mAir Canada
Wed 1/141:05 pmMXP - ONT
3 stops40h 53mAir Canada
Deal found 12/1$480
This United Airlines deal was found by Cheapflights users on 12/1. 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 12/26:00 amONT - MXP
2 stops16h 30mUnited Airlines
Tue 12/91:05 pmMXP - ONT
3 stops42h 44mUnited Airlines
Deal found 12/1$483
This Delta deal was found by Cheapflights users on 12/2. 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 12/97:05 amONT - FCO
1 stop18h 25mDelta
Thu 4/912:15 pmFCO - ONT
1 stop17h 49mDelta
Deal found 12/2$486
This Delta deal was found by Cheapflights users on 12/1. 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.
Wed 12/3111:15 amONT - FCO
1 stop14h 15mDelta
Sat 1/176:00 amFCO - ONT
2 stops25h 51mDelta
Deal found 12/1$488
This Delta deal was found by Cheapflights users on 12/2. 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 12/910:25 pmONT - FCO
2 stops25h 15mDelta
Tue 4/1410:10 amFCO - ONT
2 stops34h 10mDelta
Deal found 12/2$491

Find flight deals from Ontario to Italy

Keep the following information in mind while searching for Ontario to Italy flight deals. Data was last updated December 3, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$434
(oojo)

One-way from

$226
(oojo)

Popular in

June

Cheapest in

February

Average price

$814
Provider with most accurate pricing for Los Angeles-Rome (ROM) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Rome (ROM) flights.
Search Deals
From Ontario to Italy
Search Deals
One-way flight from Ontario to Italy
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($128 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 3, 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

OntarioNaples

ONT - NAP

ONTNAP

Ontario

Wed 2/18

5:06 pm-3:35 pm

2 stops37h 29m

Naples

Tue 2/24

12:40 pm-10:19 pm

2 stops42h 39m

$439

OntarioMilan

ONT - MXP

ONTMXP

Ontario

Wed 3/4

5:06 pm-8:00 pm

2 stops17h 54m

Milan Malpensa

Wed 3/18

11:20 am-10:19 pm

2 stops18h 59m

$443

OntarioVenice

ONT - VCE

ONTVCE

Ontario

Wed 1/14

4:45 pm-9:30 pm

2 stops19h 45m

Venice Marco Polo

Wed 1/21

8:35 pm-10:13 pm

2 stops34h 38m

$444

OntarioMilan

ONT - LIN

ONTLIN

Ontario

Wed 3/4

5:06 pm-5:45 pm

2 stops15h 39m

Milan Linate

Wed 3/18

11:25 am-11:59 pm

2 stops20h 34m

$444

OntarioRome

ONT - FCO

ONTFCO

Ontario

Sun 1/25

10:30 pm-10:30 am

1 stop27h 00m

Rome Fiumicino

Tue 2/3

12:40 pm-11:31 am

1 stop31h 51m

$467

OntarioVenice

ONT - VCE

ONTVCE

Ontario

Thu 1/15

4:45 pm-9:30 pm

2 stops19h 45m

Venice Marco Polo

Thu 1/22

6:55 am-10:48 pm

2 stops24h 53m

$469

OntarioMilan

ONT - LIN

ONTLIN

Ontario

Mon 1/26

4:45 pm-5:45 pm

2 stops16h 00m

Milan Linate

Mon 2/9

11:25 am-10:48 pm

2 stops20h 23m

$469

OntarioMilan

ONT - LIN

ONTLIN

Ontario

Sun 2/1

4:45 pm-9:35 pm

2 stops19h 50m

Milan Linate

Sat 2/14

8:30 pm-10:04 pm

2 stops34h 34m

$471

OntarioMilan

ONT - LIN

ONTLIN

Ontario

Tue 2/10

4:45 pm-9:35 pm

2 stops19h 50m

Milan Linate

Sun 2/15

10:55 am-10:04 pm

2 stops20h 09m

$471

OntarioMilan

ONT - LIN

ONTLIN

Ontario

Fri 2/6

4:45 pm-7:40 pm

2 stops17h 55m

Milan Linate

Tue 2/17

3:30 pm-10:19 pm

2 stops39h 49m

$471

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/1

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 $336). Flying from Ontario to Italy in June is currently the most expensive (average of $558). 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 December 3, 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 December 3, 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

Entertainment

7.9

Boarding

8.1

Comfort

7.9

Overall

7.9

Crew

8.5

Food

7.3

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

Entertainment

7.9

Boarding

8.1

Comfort

7.9

Overall

7.9

Crew

8.5

Food

7.3

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
1,426 reviews
Delta
7.9
Good
8,009 reviews

Entertainment

7.9

Boarding

8.1

Comfort

7.9

Overall

7.9

Crew

8.5

Food

7.3

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
9,064 reviews
Delta
7.9
Good
8,009 reviews

Entertainment

7.9

Boarding

8.1

Comfort

7.9

Overall

7.9

Crew

8.5

Food

7.3

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
7,550 reviews
Delta
7.9
Good
8,009 reviews

Entertainment

7.9

Boarding

8.1

Comfort

7.9

Overall

7.9

Crew

8.5

Food

7.3

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 19h 02m. Fly via British Airways, 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 ($143), American Airlines ($153), and Delta ($168).

  • 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 - Milan Linate.

  • 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 $336). Flying from Ontario to Italy in June is currently the most expensive (average of $558). 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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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 December 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$448Average$699FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$487Average$604FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$502Average$706FlexibilityNo cancel feeOn-time69%
KLMCheapest$520Average$704FlexibilityNo cancel feeOn-time75%

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