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 22 different airlines that fly to Italy on a routine basis, so you have a few additional options to choose from.

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

Delta, United Airlines, and KLM are the most popular carriers operating 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 August 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.

$329 Cheap Flights from Ontario to Italy in 2026

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.

7:00 am - 9:50 amONT Ontario-MXP Milan Malpensa

41h 50m2 stops Seattle/Tacoma Intl New York John F Kennedy Intl

12:55 pm - 8:59 pmMXP Milan Malpensa-ONT Ontario

17h 04m1 stop Atlanta Hartsfield-Jackson

$672Delta

Sun, Nov 22 - Tue, Dec 8

5:04 pm - 10:45 amONT Ontario-MXP Milan Malpensa

56h 41m2 stops Salt Lake City Atlanta Hartsfield-Jackson

12:55 pm - 8:59 pmMXP Milan Malpensa-ONT Ontario

17h 04m1 stop Atlanta Hartsfield-Jackson

$672Delta

Sat, Nov 21 - Tue, Dec 8

7:00 am - 9:50 amONT Ontario-MXP Milan Malpensa

41h 50m2 stops Seattle/Tacoma Intl New York John F Kennedy Intl

12:00 pm - 11:08 amMXP Milan Malpensa-ONT Ontario

32h 08m2 stops New York John F Kennedy Intl Atlanta Hartsfield-Jackson

$672Delta

Sun, Nov 22 - Tue, Dec 8

5:59 pm - 9:50 amONT Ontario-MXP Milan Malpensa

54h 51m2 stops Seattle/Tacoma Intl New York John F Kennedy Intl

12:00 pm - 11:08 amMXP Milan Malpensa-ONT Ontario

32h 08m2 stops New York John F Kennedy Intl Atlanta Hartsfield-Jackson

$672Delta

Sat, Nov 21 - Tue, Dec 8

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

18h 40m1 stop Atlanta Hartsfield-Jackson

6:55 am - 4:22 pmMXP Milan Malpensa-ONT Ontario

18h 27m2 stops Paris Charles de Gaulle Salt Lake City

$688Multiple Airlines

Wed, Nov 25 - Wed, Dec 9

5:00 am - 7:30 amONT Ontario-MXP Milan Malpensa

17h 30m2 stops Denver Intl Newark

9:45 am - 8:20 pmMXP Milan Malpensa-ONT Ontario

19h 35m2 stops Newark Denver Intl

$716United Airlines

Wed, Dec 30 - Wed, Jan 13

7:00 am - 10:45 amONT Ontario-MXP Milan Malpensa

18h 45m1 stop Atlanta Hartsfield-Jackson

12:55 pm - 10:14 pmMXP Milan Malpensa-ONT Ontario

18h 19m1 stop Atlanta Hartsfield-Jackson

$717Multiple Airlines

Tue, Feb 23 - Tue, Mar 9

12:00 pm - 10:45 amONT Ontario-MXP Milan Malpensa

13h 45m1 stop Atlanta Hartsfield-Jackson

12:55 pm - 10:14 pmMXP Milan Malpensa-ONT Ontario

18h 19m1 stop Atlanta Hartsfield-Jackson

$717Multiple Airlines

Wed, Feb 24 - Wed, Mar 10

6:00 am - 12:45 pmONT Ontario-BLQ Bologna Guglielmo Marconi

21h 45m2 stops San Francisco Munich Franz Josef Strauss

10:20 am - 9:59 pmBLQ Bologna Guglielmo Marconi-ONT Ontario

20h 39m2 stops Frankfurt am Main Houston George Bush Intcntl

$718United Airlines

Tue, Dec 1 - Tue, Dec 8

11:20 am - 12:45 pmONT Ontario-BLQ Bologna Guglielmo Marconi

16h 25m2 stops San Francisco Munich Franz Josef Strauss

6:05 am - 5:47 pmBLQ Bologna Guglielmo Marconi-ONT Ontario

20h 42m2 stops Munich Franz Josef Strauss San Francisco

$724United Airlines

Mon, Jan 18 - Tue, Jan 26

Cheap last minute flights

Enter your travel dates to find the best prices.

6:08 am - 7:55 amONT Ontario-FCO Rome Fiumicino

16h 47m2 stops San Francisco Chicago O'Hare Intl

11:30 am - 10:59 pmFCO Rome Fiumicino-ONT Ontario

44h 29m3 stops Montreal Pierre Elliott Trudeau Intl New York LaGuardia Chicago O'Hare Intl

$802United Airlines

Mon, Aug 31 - Thu, Sep 10

6:08 am - 7:55 amONT Ontario-FCO Rome Fiumicino

16h 47m2 stops San Francisco Chicago O'Hare Intl

11:30 am - 10:59 pmFCO Rome Fiumicino-ONT Ontario

44h 29m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$802United Airlines

Mon, Aug 31 - Thu, Sep 10

6:20 am - 10:10 amONT Ontario-FCO Rome Fiumicino

18h 50m1 stop Seattle/Tacoma Intl

9:45 am - 8:05 pmFCO Rome Fiumicino-ONT Ontario

19h 20m1 stop Atlanta Hartsfield-Jackson

$818Delta

Mon, Aug 31 - Fri, Sep 11

6:20 am - 10:10 amONT Ontario-FCO Rome Fiumicino

18h 50m1 stop Seattle/Tacoma Intl

12:20 pm - 10:40 pmFCO Rome Fiumicino-ONT Ontario

19h 20m1 stop Seattle/Tacoma Intl

$818Delta

Mon, Aug 31 - Tue, Sep 8

6:20 am - 10:10 amONT Ontario-FCO Rome Fiumicino

18h 50m1 stop Seattle/Tacoma Intl

12:20 pm - 10:40 pmFCO Rome Fiumicino-ONT Ontario

19h 20m1 stop Seattle/Tacoma Intl

$818KLM

Mon, Aug 31 - Thu, Sep 10

6:08 am - 7:55 amONT Ontario-FCO Rome Fiumicino

16h 47m2 stops San Francisco Chicago O'Hare Intl

2:20 pm - 8:53 pmFCO Rome Fiumicino-ONT Ontario

15h 33m1 stop Denver Intl

$818United Airlines

Mon, Aug 31 - Thu, Sep 10

6:20 am - 10:10 amONT Ontario-FCO Rome Fiumicino

18h 50m1 stop Seattle/Tacoma Intl

9:45 am - 8:24 pmFCO Rome Fiumicino-ONT Ontario

19h 39m1 stop Atlanta Hartsfield-Jackson

$818Delta

Mon, Aug 31 - Wed, Sep 9

1:56 pm - 1:40 pmONT Ontario-FCO Rome Fiumicino

14h 44m1 stop San Francisco

2:20 pm - 8:53 pmFCO Rome Fiumicino-ONT Ontario

15h 33m1 stop Denver Intl

$858United Airlines

Wed, Sep 2 - Wed, Sep 9

7:13 pm - 1:40 pmONT Ontario-FCO Rome Fiumicino

33h 27m1 stop San Francisco

3:40 pm - 10:51 pmFCO Rome Fiumicino-ONT Ontario

16h 11m1 stop San Francisco

$1,016Lufthansa

Fri, Sep 4 - Mon, Sep 14

7:13 pm - 1:40 pmONT Ontario-FCO Rome Fiumicino

33h 27m1 stop San Francisco

1:20 pm - 10:51 pmFCO Rome Fiumicino-ONT Ontario

18h 31m2 stops Frankfurt am Main San Francisco

$1,018Lufthansa

Thu, Sep 3 - Thu, Sep 17

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Delta flights from Ontario to Italy

Our best Delta deals on Ontario to Italy flight tickets

Delta

Nov 21

ONT5:04 pmOntario

56h 41m

2 stops

MXP10:45 amMilan Malpensa

Dec 8

MXP12:55 pmMilan Malpensa

17h 04m

1 stop

ONT8:59 pmOntario

$672

Delta

Nov 21

ONT5:59 pmOntario

54h 51m

2 stops

MXP9:50 amMilan Malpensa

Dec 7

MXP11:00 amMilan Malpensa

38h 22m

2 stops

ONT4:22 pmOntario

$711

Delta

Jan 17

ONT7:00 amOntario

17h 50m

2 stops

MXP9:50 amMilan Malpensa

Jan 21

MXP12:55 pmMilan Malpensa

19h 53m

2 stops

ONT11:48 pmOntario

$721

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 34m

1 stop

ONT8:59 pmOntario

$754

KLM

Jan 12

ONT7:00 amOntario

16h 15m

1 stop

FCO8:15 amRome Fiumicino

Apr 30

FCO1:10 pmRome Fiumicino

18h 04m

1 stop

ONT10:14 pmOntario

$816

KLM

Aug 31

ONT6:20 amOntario

18h 50m

1 stop

FCO10:10 amRome Fiumicino

Sep 10

FCO12:20 pmRome Fiumicino

19h 20m

1 stop

ONT10:40 pmOntario

$818

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioMilan

ONT Ontario - MXP Milan Malpensa

ONTMXP

Ontario

Sun 11/22

7:00 am-9:50 am

2 stops41h 50m

Milan Malpensa

Tue 12/8

12:55 pm-8:59 pm

1 stop17h 04m

$672

OntarioMilan

ONT Ontario - MXP Milan Malpensa

ONTMXP

Ontario

Sat 11/21

5:04 pm-10:45 am

2 stops56h 41m

Milan Malpensa

Tue 12/8

12:55 pm-8:59 pm

1 stop17h 04m

$672

OntarioMilan

ONT Ontario - MXP Milan Malpensa

ONTMXP

Ontario

Sun 11/22

7:00 am-9:50 am

2 stops41h 50m

Milan Malpensa

Tue 12/8

12:00 pm-11:08 am

2 stops32h 08m

$672

OntarioMilan

ONT Ontario - MXP Milan Malpensa

ONTMXP

Ontario

Sat 11/21

5:59 pm-9:50 am

2 stops54h 51m

Milan Malpensa

Tue 12/8

12:00 pm-11:08 am

2 stops32h 08m

$672

OntarioMilan

ONT Ontario - MXP Milan Malpensa

ONTMXP

Ontario

Wed 11/25

7:05 am-10:45 am

1 stop18h 40m

Milan Malpensa

Wed 12/9

6:55 am-4:22 pm

2 stops18h 27m

$688

OntarioMilan

ONT Ontario - MXP Milan Malpensa

ONTMXP

Ontario

Wed 12/30

5:00 am-7:30 am

2 stops17h 30m

Milan Malpensa

Wed 1/13

9:45 am-8:20 pm

2 stops19h 35m

$716

OntarioMilan

ONT Ontario - MXP Milan Malpensa

ONTMXP

Ontario

Tue 2/23

7:00 am-10:45 am

1 stop18h 45m

Milan Malpensa

Tue 3/9

12:55 pm-10:14 pm

1 stop18h 19m

$717

Quickest round-trip

OntarioMilan

ONT Ontario - MXP Milan Malpensa

ONTMXP

Ontario

Wed 2/24

12:00 pm-10:45 am

1 stop13h 45m

Milan Malpensa

Wed 3/10

12:55 pm-10:14 pm

1 stop18h 19m

$717

OntarioBologna

ONT Ontario - BLQ Bologna Guglielmo Marconi

ONTBLQ

Ontario

Tue 12/1

6:00 am-12:45 pm

2 stops21h 45m

Bologna Guglielmo Marconi

Tue 12/8

10:20 am-9:59 pm

2 stops20h 39m

$718

OntarioBologna

ONT Ontario - BLQ Bologna Guglielmo Marconi

ONTBLQ

Ontario

Mon 1/18

11:20 am-12:45 pm

2 stops16h 25m

Bologna Guglielmo Marconi

Tue 1/26

6:05 am-5:47 pm

2 stops20h 42m

$724

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 October. Flight prices, which tend to average around $681, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of October, then book flights to Italy from Ontario during February instead. Flights to Italy in February, while not as cheap as those in October, still average around $693.

Can stopping save me money on Ontario to Italy flights?

You could potentially save up to 14% 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	$329
Fastest flight time	13h 23m
Direct flights	None

The best one-way flight to Italy from Ontario in the past 72 hours is $329. The best round-trip flight deal from Ontario to Italy found on momondo in the last 72 hours is $672.

The fastest flight from Ontario to Italy takes 13h 23m

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 August 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
Delta	PriceFrom $479	Free Cancellation	Rating 7.8 8,539 reviews		Search Delta flights
United Airlines	PriceFrom $508	Free Cancellation	Rating 7.4 10,138 reviews		Search United Airlines 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.