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Italy

$335+ 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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — NAP
Aug 15 — Aug 221
Sat 8/15
Sat 8/22
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 July 16, 2026.

This Delta deal was found by Cheapflights users on 7/11. 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.
Mon 10/2612:18 pm
ONT
-
MXP
1 stop14h 52m
Delta
Wed 11/1112:00 pm
MXP
-
ONT
2 stops20h 48m
Delta
Deal found 7/11$691
This KLM deal was found by Cheapflights users on 7/13. 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.
Mon 11/912:00 pm
ONT
-
MXP
1 stop14h 10m
KLM
Tue 11/171:05 pm
MXP
-
ONT
1 stop18h 09m
KLM
Deal found 7/13$711
This United deal was found by Cheapflights users on 7/15. 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.
Tue 11/246:46 am
ONT
-
MXP
1 stop21h 29m
Multiple Airlines
Thu 12/311:20 am
MXP
-
ONT
2 stops20h 46m
Multiple Airlines
Deal found 7/15$713
This Delta deal was found by Cheapflights users on 7/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/27:05 am
ONT
-
NAP
1 stop15h 00m
Delta
Wed 8/199:05 am
NAP
-
ONT
1 stop19h 48m
Delta
Deal found 7/14$713
This Delta deal was found by Cheapflights users on 7/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/306:00 am
ONT
-
MXP
2 stops23h 55m
Delta
Thu 12/101:05 pm
MXP
-
ONT
1 stop18h 09m
Delta
Deal found 7/12$715
This United Airlines deal was found by Cheapflights users on 7/12. 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 12/26:00 am
ONT
-
MXP
2 stops16h 30m
United Airlines
Wed 12/99:45 am
MXP
-
ONT
2 stops20h 36m
United Airlines
Deal found 7/12$716
This Ticket deal was found by Cheapflights users on 7/14. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/312:00 pm
ONT
-
FCO
1 stop37h 50m
KLM
Wed 8/199:45 am
FCO
-
ONT
1 stop19h 08m
KLM
Deal found 7/14$716
This United Airlines deal was found by Cheapflights users on 7/12. 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.
Sun 11/151:13 pm
ONT
-
BLQ
2 stops18h 52m
United Airlines
Thu 11/1910:20 am
BLQ
-
ONT
2 stops18h 46m
United Airlines
Deal found 7/12$717
This Delta deal was found by Cheapflights users on 7/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2410:59 pm
ONT
-
MXP
1 stop27h 11m
Delta
Thu 12/31:05 pm
MXP
-
ONT
1 stop18h 09m
Delta
Deal found 7/15$717
This Delta deal was found by Cheapflights users on 7/11. 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.
Mon 10/261:17 pm
ONT
-
FLR
2 stops17h 08m
Delta
Wed 11/116:40 am
FLR
-
ONT
2 stops19h 37m
Delta
Deal found 7/11$717
This United Airlines deal was found by Cheapflights users on 7/15. 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.
Wed 11/186:00 am
ONT
-
MXP
2 stops16h 30m
United Airlines
Fri 11/279:10 am
MXP
-
ONT
2 stops22h 43m
United Airlines
Deal found 7/15$718
This United Airlines deal was found by Cheapflights users on 7/11. 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 8/166:00 am
ONT
-
NAP
2 stops20h 40m
United Airlines
Wed 8/269:45 am
NAP
-
ONT
2 stops21h 50m
United Airlines
Deal found 7/11$718

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 July 16, 2026.

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$691
(Delta)

One-way from

$335
(Cheapflightsfares)

Popular in

June

Cheapest in

February

Average price

$949
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. 22% potential increase in price ($221 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($34 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
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 July 16, 2026.
Use the filters below to find and compare flights from Ontario to Italy that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioNaples

ONT - NAP

ONTNAP

Ontario

Sun 8/2

7:05 am-7:05 am

1 stop15h 00m

Naples

Fri 8/21

9:05 am-9:52 pm

1 stop21h 47m

$713

OntarioMilan

ONT - MXP

ONTMXP

Ontario

Wed 12/2

5:00 am-7:30 am

2 stops17h 30m

Milan Malpensa

Tue 12/8

9:45 am-8:20 pm

2 stops19h 35m

$716

OntarioMilan

ONT - MXP

ONTMXP

Ontario

Mon 11/9

6:00 am-11:10 am

2 stops20h 10m

Milan Malpensa

Tue 11/17

1:05 pm-10:14 pm

1 stop18h 09m

$716

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

Wed 11/11

7:00 am-9:00 am

2 stops17h 00m

Florence Peretola

Mon 11/23

1:05 pm-6:18 pm

2 stops38h 13m

$717

OntarioBologna

ONT - BLQ

ONTBLQ

Ontario

Sun 11/15

1:13 pm-5:05 pm

2 stops18h 52m

Bologna Guglielmo Marconi

Thu 11/19

10:20 am-8:06 pm

2 stops18h 46m

$717

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

Sun 11/29

9:00 am-12:35 pm

2 stops18h 35m

Florence Peretola

Tue 12/8

2:20 pm-11:06 pm

2 stops17h 46m

$719

OntarioNaples

ONT - NAP

ONTNAP

Ontario

Mon 8/3

1:06 pm-3:20 pm

2 stops17h 14m

Naples

Fri 8/21

9:05 am-9:52 pm

1 stop21h 47m

$721

OntarioMilan

ONT - LIN

ONTLIN

Ontario

Wed 12/2

12:46 pm-5:45 pm

2 stops19h 59m

Milan Linate

Wed 12/9

7:35 am-10:00 pm

2 stops23h 25m

$731

OntarioVenice

ONT - VCE

ONTVCE

Ontario

Sun 8/16

7:05 am-8:55 am

1 stop16h 50m

Venice Marco Polo

Tue 8/25

11:05 am-7:53 pm

1 stop17h 48m

$731
Quickest round-trip

OntarioMilan

ONT - MXP

ONTMXP

Ontario

Mon 8/10

7:05 am-9:25 am

1 stop17h 20m

Milan Malpensa

Tue 8/25

11:40 am-7:53 pm

1 stop17h 13m

$737

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/12

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
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6

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, April is the cheapest month in which you can book a flight from Ontario to Italy (average of $325). Flying from Ontario to Italy in June is currently the most expensive (average of $891). 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.

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 July 16, 2026.
Read through reviews of airlines operating flights from Ontario to Italy, such as Delta,United Airlines, andBritish Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,471 reviews

Food

7.2

Crew

8.5

Boarding

8.1

Entertainment

7.8

Comfort

7.8

Overall

7.8

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
7.8
Good
8,471 reviews
Delta
7.8
Good
8,471 reviews

Food

7.2

Crew

8.5

Boarding

8.1

Entertainment

7.8

Comfort

7.8

Overall

7.8

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
9,993 reviews
Delta
7.8
Good
8,471 reviews

Food

7.2

Crew

8.5

Boarding

8.1

Entertainment

7.8

Comfort

7.8

Overall

7.8

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
8,118 reviews
Delta
7.8
Good
8,471 reviews

Food

7.2

Crew

8.5

Boarding

8.1

Entertainment

7.8

Comfort

7.8

Overall

7.8

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. Fly via KLM, United Airlines, or Delta to get the fastest option. Airlines will cover a distance of 6418 mi. This flight may include one or multiple stops.

  • 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, April is the cheapest month in which you can book a flight from Ontario to Italy (average of $325). Flying from Ontario to Italy in June is currently the most expensive (average of $891). 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 2 airlines flying from Ontario to Italy

Discover the top 2 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 July 16, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$479Average$843FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$508Average$727FlexibilityNo cancel feeOn-time69%

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