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

Lufthansa, Delta, and British Airways 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 50% 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 October 2026, there are 2 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.

$297 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 - 9:50 amONT Ontario-MXP Milan Malpensa

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

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

16h 59m1 stop Atlanta Hartsfield-Jackson

$666KLM

Tue, Nov 10 - Tue, Nov 17

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

18h 40m1 stop Atlanta Hartsfield-Jackson

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

17h 49m1 stop Atlanta Hartsfield-Jackson

$671Delta

Sun, Dec 6 - Tue, Jan 12

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

18h 40m1 stop Atlanta Hartsfield-Jackson

12:55 pm - 9:43 pmMXP Milan Malpensa-ONT Ontario

17h 48m1 stop Atlanta Hartsfield-Jackson

$676Delta

Mon, Jan 25 - Tue, Feb 9

12:45 pm - 8:00 pmONT Ontario-MXP Milan Malpensa

22h 15m2 stops Dallas/Fort Worth London Heathrow

10:25 am - 8:37 amMXP Milan Malpensa-ONT Ontario

31h 12m2 stops New York John F Kennedy Intl Phoenix Sky Harbor Intl

$679American Airlines

Sun, Jan 17 - Tue, Jan 26

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

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

12:00 pm - 11:57 pmMXP Milan Malpensa-ONT Ontario

20h 57m2 stops New York John F Kennedy Intl Salt Lake City

$680Delta

Sun, Jan 17 - Tue, Jan 26

7:00 am - 7:40 pmONT Ontario-LIN Milan Linate

27h 40m2 stops Dallas/Fort Worth Madrid Barajas

11:35 am - 11:13 pmLIN Milan Linate-ONT Ontario

44h 38m2 stops Madrid Barajas Dallas/Fort Worth

$685Iberia

Sun, Jan 17 - Tue, Jan 26

1:09 pm - 2:55 pmONT Ontario-MXP Milan Malpensa

16h 46m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle

12:55 pm - 9:43 pmMXP Milan Malpensa-ONT Ontario

17h 48m1 stop Atlanta Hartsfield-Jackson

$685Multiple Airlines

Tue, Jan 26 - Tue, Feb 9

6:00 am - 2:10 pmONT Ontario-FLR Florence Peretola

47h 10m2 stops San Francisco Zurich

2:40 pm - 12:20 pmFLR Florence Peretola-ONT Ontario

30h 40m2 stops Frankfurt am Main San Francisco

$722United Airlines

Sun, Apr 18 - Wed, Apr 21

5:00 am - 4:35 pmONT Ontario-FLR Florence Peretola

26h 35m2 stops Denver Intl Munich Franz Josef Strauss

6:40 am - 12:33 pmFLR Florence Peretola-ONT Ontario

38h 53m2 stops Frankfurt am Main Denver Intl

$723United Airlines

Sun, Apr 18 - Wed, Apr 21

7:00 am - 12:20 pmONT Ontario-LIN Milan Linate

20h 20m2 stops Chicago O'Hare Intl Brussels Bruxelles-National

6:25 am - 8:19 pmLIN Milan Linate-ONT Ontario

22h 54m2 stops Frankfurt am Main San Francisco

$729United Airlines

Tue, Mar 2 - Fri, Mar 5

Cheap last minute flights

Enter your travel dates to find the best prices.

7:07 am - 10:45 amONT Ontario-MXP Milan Malpensa

18h 38m1 stop Atlanta Hartsfield-Jackson

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

18h 02m1 stop Atlanta Hartsfield-Jackson

$731Delta

Wed, Nov 4 - Thu, Nov 12

6:00 am - 7:30 amONT Ontario-MXP Milan Malpensa

16h 30m2 stops Houston George Bush Intcntl Newark

9:45 am - 8:51 pmMXP Milan Malpensa-ONT Ontario

20h 06m2 stops Newark Denver Intl

$760United Airlines

Wed, Nov 4 - Wed, Nov 18

1:32 pm - 11:55 amONT Ontario-FCO Rome Fiumicino

14h 23m1 stop Denver Intl

9:55 am - 8:15 pmFCO Rome Fiumicino-ONT Ontario

19h 20m2 stops Frankfurt am Main San Francisco

$760Lufthansa

Fri, Oct 30 - Fri, Nov 13

6:00 am - 7:30 amONT Ontario-MXP Milan Malpensa

16h 30m2 stops Houston George Bush Intcntl Newark

9:45 am - 8:51 pmMXP Milan Malpensa-ONT Ontario

20h 06m2 stops Newark Denver Intl

$761United Airlines

Wed, Nov 4 - Wed, Nov 18

1:32 pm - 11:55 amONT Ontario-FCO Rome Fiumicino

14h 23m1 stop Denver Intl

9:55 am - 8:15 pmFCO Rome Fiumicino-ONT Ontario

19h 20m2 stops Frankfurt am Main San Francisco

$776Lufthansa

Fri, Oct 30 - Fri, Nov 13

1:32 pm - 11:55 amONT Ontario-FCO Rome Fiumicino

14h 23m1 stop Denver Intl

1:55 pm - 8:51 pmFCO Rome Fiumicino-ONT Ontario

15h 56m1 stop Denver Intl

$781United Airlines

Fri, Oct 30 - Fri, Nov 13

12:16 pm - 11:20 amONT Ontario-FCO Rome Fiumicino

15h 04m1 stop Atlanta Hartsfield-Jackson

10:25 am - 9:57 pmFCO Rome Fiumicino-ONT Ontario

20h 32m1 stop Atlanta Hartsfield-Jackson

$781Delta

Fri, Oct 30 - Fri, Nov 13

6:57 am - 1:15 pmONT Ontario-MXP Milan Malpensa

21h 18m1 stop Chicago O'Hare Intl

3:15 pm - 6:47 pmMXP Milan Malpensa-ONT Ontario

36h 32m1 stop Chicago O'Hare Intl

$781Lufthansa

Sun, Nov 1 - Mon, Nov 16

7:07 am - 11:20 amONT Ontario-FCO Rome Fiumicino

20h 13m1 stop Atlanta Hartsfield-Jackson

10:25 am - 8:54 pmFCO Rome Fiumicino-ONT Ontario

19h 29m1 stop Atlanta Hartsfield-Jackson

$781Delta

Fri, Oct 30 - Tue, Nov 17

7:07 am - 11:20 amONT Ontario-FCO Rome Fiumicino

20h 13m1 stop Atlanta Hartsfield-Jackson

10:25 am - 8:54 pmFCO Rome Fiumicino-ONT Ontario

19h 29m1 stop Atlanta Hartsfield-Jackson

$781Delta

Fri, Oct 30 - Wed, Nov 18

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Lufthansa flights from Ontario to Italy

Our best Lufthansa deals on Ontario to Italy flight tickets

Lufthansa

Jan 27

ONT9:45 amOntario

28h 25m

2 stops

FCO11:10 pmRome Fiumicino

Feb 10

FCO9:55 amRome Fiumicino

33h 27m

2 stops

ONT10:22 amOntario

$721

Lufthansa

Nov 11

ONT1:29 pmOntario

13h 26m

1 stop

FCO11:55 amRome Fiumicino

Nov 25

FCO1:55 pmRome Fiumicino

15h 56m

1 stop

ONT8:51 pmOntario

$726

Lufthansa

Nov 29

ONT5:00 amOntario

21h 55m

1 stop

FCO11:55 amRome Fiumicino

Dec 15

FCO7:05 amRome Fiumicino

19h 31m

2 stops

ONT5:36 pmOntario

$737

United Airlines flights from Ontario to Italy

Our best United Airlines deals on Ontario to Italy flight tickets

United Airlines

Nov 27

ONT7:00 amOntario

21h 15m

1 stop

MXP1:15 pmMilan Malpensa

Dec 4

MXP1:05 pmMilan Malpensa

38h 39m

2 stops

ONT6:44 pmOntario

$721

United Airlines

Nov 10

ONT5:00 amOntario

23h 15m

3 stops

MXP1:15 pmMilan Malpensa

Nov 17

MXP11:20 amMilan Malpensa

34h 09m

2 stops

ONT12:29 pmOntario

$722

United Airlines

Apr 18

ONT5:00 amOntario

26h 35m

2 stops

FLR4:35 pmFlorence Peretola

Apr 21

FLR6:40 amFlorence Peretola

38h 53m

2 stops

ONT12:33 pmOntario

$723

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioMilan

ONT Ontario - MXP Milan Malpensa

ONTMXP

Ontario

Tue 11/10

7:05 am-9:50 am

2 stops17h 45m

Milan Malpensa

Tue 11/17

12:55 pm-8:54 pm

1 stop16h 59m

$666

OntarioMilan

ONT Ontario - MXP Milan Malpensa

ONTMXP

Ontario

Sun 12/6

7:05 am-10:45 am

1 stop18h 40m

Milan Malpensa

Tue 1/12

12:55 pm-9:44 pm

1 stop17h 49m

$671

OntarioMilan

ONT Ontario - MXP Milan Malpensa

ONTMXP

Ontario

Mon 1/25

7:05 am-10:45 am

1 stop18h 40m

Milan Malpensa

Tue 2/9

12:55 pm-9:43 pm

1 stop17h 48m

$676

OntarioMilan

ONT Ontario - MXP Milan Malpensa

ONTMXP

Ontario

Sun 1/17

12:45 pm-8:00 pm

2 stops22h 15m

Milan Malpensa

Tue 1/26

10:25 am-8:37 am

2 stops31h 12m

$679

OntarioMilan

ONT Ontario - MXP Milan Malpensa

ONTMXP

Ontario

Sun 1/17

7:05 am-9:50 am

2 stops17h 45m

Milan Malpensa

Tue 1/26

12:00 pm-11:57 pm

2 stops20h 57m

$680

OntarioMilan

ONT Ontario - LIN Milan Linate

ONTLIN

Ontario

Sun 1/17

7:00 am-7:40 pm

2 stops27h 40m

Milan Linate

Tue 1/26

11:35 am-11:13 pm

2 stops44h 38m

$685

Quickest round-trip

OntarioMilan

ONT Ontario - MXP Milan Malpensa

ONTMXP

Ontario

Tue 1/26

1:09 pm-2:55 pm

2 stops16h 46m

Milan Malpensa

Tue 2/9

12:55 pm-9:43 pm

1 stop17h 48m

$685

OntarioFlorence

ONT Ontario - FLR Florence Peretola

ONTFLR

Ontario

Sun 4/18

6:00 am-2:10 pm

2 stops47h 10m

Florence Peretola

Wed 4/21

2:40 pm-12:20 pm

2 stops30h 40m

$722

OntarioFlorence

ONT Ontario - FLR Florence Peretola

ONTFLR

Ontario

Sun 4/18

5:00 am-4:35 pm

2 stops26h 35m

Florence Peretola

Wed 4/21

6:40 am-12:33 pm

2 stops38h 53m

$723

OntarioMilan

ONT Ontario - LIN Milan Linate

ONTLIN

Ontario

Tue 3/2

7:00 am-12:20 pm

2 stops20h 20m

Milan Linate

Fri 3/5

6:25 am-8:19 pm

2 stops22h 54m

$729

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 January. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of January, then book flights to Italy from Ontario during February instead. Flights to Italy in February, while not as cheap as those in January, 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	$297
Fastest flight time	15h 04m
Direct flights	None

The best one-way flight to Italy from Ontario in the past 72 hours is $297. The best round-trip flight deal from Ontario to Italy found on momondo in the last 72 hours is $666.

The fastest flight from Ontario to Italy takes 15h 04m

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 October 2026, there are 2 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 10,444 reviews		Search United Airlines flights
Delta	PriceFrom $723	Free Cancellation	Rating 7.8 8,687 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.