What is the cheapest airline that flies from Ontario to Italy?

Lufthansa, Air Canada, and Air France are the most popular carriers operating from Ontario to Italy

What airlines fly to Italy?

ITA Airways, United Airlines and Lufthansa are the top three most popular airlines that fly to Italy from Ontario according to our data. ITA Airways is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Italy. Keep in mind that there are 21 different airlines that fly to Italy on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Ontario Airport to Italy?

Prices for flights from Ontario Airport to Italy were last updated today.

How many operators does momondo search for flights from Ontario Airport to Italy?

As of November 2026, there are 3 operators available to choose from for flights from Ontario Airport to Italy.

How old do you have to be to fly from Ontario Airport to Italy?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Italy.

What documentation or ID do you need to fly to Italy?

The travel and health documents required for your trip to Italy can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Italy. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$337 Cheap Flights from Ontario to Italy in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to Italy

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:05 am - 10:45 amONT Ontario-MXP Milan Malpensa

18h 40m1 stop Atlanta Hartsfield-Jackson

12:55 pm - 8:58 pmMXP Milan Malpensa-ONT Ontario

17h 03m1 stop Atlanta Hartsfield-Jackson

$671Delta

Sun, Dec 6 - Tue, Dec 15

7:06 am - 10:45 amONT Ontario-MXP Milan Malpensa

18h 39m1 stop Atlanta Hartsfield-Jackson

12:55 pm - 9:44 pmMXP Milan Malpensa-ONT Ontario

17h 49m1 stop Atlanta Hartsfield-Jackson

$672Delta

Wed, Dec 30 - Tue, Jan 12

11:14 am - 10:45 amONT Ontario-MXP Milan Malpensa

14h 31m1 stop Atlanta Hartsfield-Jackson

12:00 pm - 11:55 amMXP Milan Malpensa-ONT Ontario

32h 55m2 stops New York John F Kennedy Intl Atlanta Hartsfield-Jackson

$676Delta

Wed, Dec 30 - Tue, Jan 12

7:05 am - 9:50 amONT Ontario-MXP Milan Malpensa

17h 45m2 stops Atlanta Hartsfield-Jackson New York John F Kennedy Intl

12:55 pm - 9:44 pmMXP Milan Malpensa-ONT Ontario

17h 49m1 stop Atlanta Hartsfield-Jackson

$681Multiple Airlines

Tue, Feb 2 - Wed, Feb 17

1:29 pm - 11:55 amONT Ontario-FCO Rome Fiumicino

13h 26m1 stop Denver Intl

7:05 am - 5:36 pmFCO Rome Fiumicino-ONT Ontario

19h 31m2 stops Frankfurt am Main San Francisco

$715Lufthansa

Wed, Nov 25 - Wed, Dec 9

9:25 am - 1:15 pmONT Ontario-FCO Rome Fiumicino

18h 50m2 stops San Francisco Munich Franz Josef Strauss

7:05 am - 5:36 pmFCO Rome Fiumicino-ONT Ontario

19h 31m2 stops Frankfurt am Main San Francisco

$720Lufthansa

Wed, Nov 25 - Wed, Dec 9

7:00 am - 1:50 pmONT Ontario-FLR Florence Peretola

21h 50m2 stops Chicago O'Hare Intl Zurich

2:20 pm - 8:19 pmFLR Florence Peretola-ONT Ontario

38h 59m2 stops Frankfurt am Main San Francisco

$732United Airlines

Mon, Mar 1 - Thu, Mar 4

7:00 am - 1:50 pmONT Ontario-FLR Florence Peretola

21h 50m2 stops Chicago O'Hare Intl Zurich

6:30 am - 10:59 pmFLR Florence Peretola-ONT Ontario

25h 29m3 stops Frankfurt am Main Washington, D.C. Dulles Intl San Francisco

$732United Airlines

Mon, Mar 1 - Thu, Mar 4

4:52 pm - 8:00 pmONT Ontario-PSA Pisa Gal Galilei

18h 08m2 stops Phoenix Sky Harbor Intl London Heathrow

11:05 am - 11:46 pmPSA Pisa Gal Galilei-ONT Ontario

21h 41m2 stops London Heathrow Dallas/Fort Worth

$737British Airways

Sun, Apr 25 - Sat, May 1

2:23 pm - 5:30 pmONT Ontario-VCE Venice Marco Polo

18h 07m2 stops Dallas/Fort Worth London Heathrow

11:40 am - 11:13 pmVCE Venice Marco Polo-ONT Ontario

20h 33m2 stops London Heathrow Dallas/Fort Worth

$763British Airways

Wed, Feb 3 - Wed, Feb 10

Cheap last minute flights

Enter your travel dates to find the best prices.

7:05 am - 10:45 amONT Ontario-MXP Milan Malpensa

18h 40m1 stop Atlanta Hartsfield-Jackson

12:55 pm - 9:57 pmMXP Milan Malpensa-ONT Ontario

18h 02m1 stop Atlanta Hartsfield-Jackson

$671Delta

Wed, Nov 11 - Thu, Nov 19

7:05 am - 10:45 amONT Ontario-MXP Milan Malpensa

18h 40m1 stop Atlanta Hartsfield-Jackson

12:55 pm - 8:54 pmMXP Milan Malpensa-ONT Ontario

16h 59m1 stop Atlanta Hartsfield-Jackson

$721Delta

Fri, Nov 13 - Tue, Nov 17

7:00 am - 1:15 pmONT Ontario-MXP Milan Malpensa

21h 15m1 stop Chicago O'Hare Intl

9:15 am - 8:15 pmMXP Milan Malpensa-ONT Ontario

20h 00m2 stops Frankfurt am Main San Francisco

$722United Airlines

Wed, Nov 11 - Fri, Nov 20

7:00 am - 1:15 pmONT Ontario-MXP Milan Malpensa

21h 15m1 stop Chicago O'Hare Intl

10:30 am - 10:48 pmMXP Milan Malpensa-ONT Ontario

21h 18m2 stops Zurich San Francisco

$723United Airlines

Wed, Nov 11 - Thu, Nov 19

10:30 am - 10:45 amONT Ontario-FCO Rome Fiumicino

15h 15m1 stop Dallas/Fort Worth

1:10 pm - 11:46 pmFCO Rome Fiumicino-ONT Ontario

19h 36m1 stop Dallas/Fort Worth

$724British Airways

Tue, Nov 10 - Wed, Nov 18

10:30 am - 10:45 amONT Ontario-FCO Rome Fiumicino

15h 15m1 stop Dallas/Fort Worth

1:10 pm - 10:36 pmFCO Rome Fiumicino-ONT Ontario

18h 26m1 stop Dallas/Fort Worth

$725British Airways

Tue, Nov 10 - Thu, Nov 19

10:30 am - 10:45 amONT Ontario-FCO Rome Fiumicino

15h 15m1 stop Dallas/Fort Worth

1:10 pm - 10:36 pmFCO Rome Fiumicino-ONT Ontario

18h 26m1 stop Dallas/Fort Worth

$727American Airlines

Mon, Nov 9 - Tue, Nov 24

1:29 pm - 11:55 amONT Ontario-FCO Rome Fiumicino

13h 26m1 stop Denver Intl

7:05 am - 8:15 pmFCO Rome Fiumicino-ONT Ontario

22h 10m2 stops Frankfurt am Main San Francisco

$739United Airlines

Mon, Nov 9 - Wed, Nov 18

7:05 am - 7:45 pmONT Ontario-FCO Rome Fiumicino

27h 40m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle

6:10 am - 11:00 pmFCO Rome Fiumicino-ONT Ontario

25h 50m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

$744Delta

Tue, Nov 10 - Fri, Nov 20

7:05 am - 10:45 amONT Ontario-MXP Milan Malpensa

18h 40m1 stop Atlanta Hartsfield-Jackson

6:30 am - 4:24 pmMXP Milan Malpensa-ONT Ontario

18h 54m2 stops Paris Charles de Gaulle Salt Lake City

$746Multiple Airlines

Wed, Nov 11 - Mon, Nov 16

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United Airlines flights from Ontario to Italy

Our best United Airlines deals on Ontario to Italy flight tickets

United Airlines

Nov 11

ONT7:00 amOntario

21h 15m

1 stop

MXP1:15 pmMilan Malpensa

Nov 20

MXP9:15 amMilan Malpensa

20h 00m

2 stops

ONT8:15 pmOntario

$722

United Airlines

Nov 11

ONT7:00 amOntario

21h 15m

1 stop

MXP1:15 pmMilan Malpensa

Nov 18

MXP10:30 amMilan Malpensa

18h 45m

2 stops

ONT8:15 pmOntario

$723

United Airlines

Feb 2

ONT5:00 amOntario

17h 30m

2 stops

MXP7:30 amMilan Malpensa

Feb 16

MXP9:45 amMilan Malpensa

21h 14m

2 stops

ONT9:59 pmOntario

$731

KLM flights from Ontario to Italy

Our best KLM deals on Ontario to Italy flight tickets

KLM

Nov 25

ONT7:05 amOntario

16h 10m

1 stop

FCO8:15 amRome Fiumicino

Dec 9

FCO10:25 amRome Fiumicino

19h 33m

1 stop

ONT8:58 pmOntario

$729

KLM

Dec 11

ONT7:05 amOntario

16h 10m

1 stop

FCO8:15 amRome Fiumicino

Dec 18

FCO10:25 amRome Fiumicino

18h 19m

1 stop

ONT7:44 pmOntario

$778

KLM

Nov 23

ONT7:05 amOntario

16h 10m

1 stop

FCO8:15 amRome Fiumicino

Dec 7

FCO10:25 amRome Fiumicino

20h 30m

1 stop

ONT9:55 pmOntario

$786

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioMilan

ONT Ontario - MXP Milan Malpensa

ONTMXP

Ontario

Sun 12/6

7:05 am-10:45 am

1 stop18h 40m

Milan Malpensa

Tue 12/15

12:55 pm-8:58 pm

1 stop17h 03m

$671

OntarioMilan

ONT Ontario - MXP Milan Malpensa

ONTMXP

Ontario

Wed 12/30

7:06 am-10:45 am

1 stop18h 39m

Milan Malpensa

Tue 1/12

12:55 pm-9:44 pm

1 stop17h 49m

$672

OntarioMilan

ONT Ontario - MXP Milan Malpensa

ONTMXP

Ontario

Wed 12/30

11:14 am-10:45 am

1 stop14h 31m

Milan Malpensa

Tue 1/12

12:00 pm-11:55 am

2 stops32h 55m

$676

OntarioMilan

ONT Ontario - MXP Milan Malpensa

ONTMXP

Ontario

Tue 2/2

7:05 am-9:50 am

2 stops17h 45m

Milan Malpensa

Wed 2/17

12:55 pm-9:44 pm

1 stop17h 49m

$681

Quickest round-trip

OntarioRome

ONT Ontario - FCO Rome Fiumicino

ONTFCO

Ontario

Wed 11/25

1:29 pm-11:55 am

1 stop13h 26m

Rome Fiumicino

Wed 12/9

7:05 am-5:36 pm

2 stops19h 31m

$715

OntarioRome

ONT Ontario - FCO Rome Fiumicino

ONTFCO

Ontario

Wed 11/25

9:25 am-1:15 pm

2 stops18h 50m

Rome Fiumicino

Wed 12/9

7:05 am-5:36 pm

2 stops19h 31m

$720

OntarioFlorence

ONT Ontario - FLR Florence Peretola

ONTFLR

Ontario

Mon 3/1

7:00 am-1:50 pm

2 stops21h 50m

Florence Peretola

Thu 3/4

2:20 pm-8:19 pm

2 stops38h 59m

$732

OntarioFlorence

ONT Ontario - FLR Florence Peretola

ONTFLR

Ontario

Mon 3/1

7:00 am-1:50 pm

2 stops21h 50m

Florence Peretola

Thu 3/4

6:30 am-10:59 pm

3 stops25h 29m

$732

OntarioPisa

ONT Ontario - PSA Pisa Gal Galilei

ONTPSA

Ontario

Sun 4/25

4:52 pm-8:00 pm

2 stops18h 08m

Pisa Gal Galilei

Sat 5/1

11:05 am-11:46 pm

2 stops21h 41m

$737

OntarioVenice

ONT Ontario - VCE Venice Marco Polo

ONTVCE

Ontario

Wed 2/3

2:23 pm-5:30 pm

2 stops18h 07m

Venice Marco Polo

Wed 2/10

11:40 am-11:13 pm

2 stops20h 33m

$763

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ontario to Italy

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Italy?

The cheapest month to fly to Italy from Ontario is in August. Flight prices, which tend to average around $546, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of August, then book flights to Italy from Ontario during February instead. Flights to Italy in February, while not as cheap as those in August, still average around $693.

Can stopping save me money on Ontario to Italy flights?

You could potentially save up to 32% on your flight if you consider stops on a Ontario to Italy flight.

Cheap Ontario to Italy flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Italy

Best Price Found	$337
Fastest flight time	15h 06m
Direct flights	None

The best one-way flight to Italy from Ontario in the past 72 hours is $337. The best round-trip flight deal from Ontario to Italy found on momondo in the last 72 hours is $671.

The fastest flight from Ontario to Italy takes 15h 06m

There are no direct flights from Ontario to Italy. There are no popular flight routes from Ontario to Italy.

Search flight deals

Frequently asked questions about flying from Ontario to Italy

When did momondo last update prices for flights from Ontario Airport to Italy?
Prices for flights from Ontario Airport to Italy were last updated today.
How many operators does momondo search for flights from Ontario Airport to Italy?
As of November 2026, there are 3 operators available to choose from for flights from Ontario Airport to Italy.
How old do you have to be to fly from Ontario Airport to Italy?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Italy.
What documentation or ID do you need to fly to Italy?
The travel and health documents required for your trip to Italy can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Italy. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Ontario to Italy

Compare and see reviews for airlines that fly from Ontario to Italy with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $518	Free Cancellation	Rating 7.3 10,469 reviews	Search United Airlines flights
British Airways	PriceFrom $711	Free Cancellation	Rating 6.7 8,285 reviews	Search British Airways flights
Delta	PriceFrom $723	Free Cancellation	Rating 7.8 8,698 reviews	Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Italy?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Italy from Ontario.

Can I find flights from Ontario to Italy with flexible booking policies on momondo?

All flight searches from Ontario to Italy on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Ontario to Italy?

momondo provides multiple filters to help you find the best flight to Italy from Ontario. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Ontario to Italy right now. Can momondo alert me if prices change?

Price alerts on flights to Italy from Ontario are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.