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

United Airlines, Delta, and KLM 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 22 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.

$325 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.

6:00 am - 10:05 amONT Ontario-MXP Milan Malpensa

19h 05m2 stops San Francisco Montreal Pierre Elliott Trudeau Intl

12:55 pm - 6:44 pmMXP Milan Malpensa-ONT Ontario

38h 49m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$700United Airlines

Tue, Mar 2 - Fri, Mar 5

1:00 pm - 7:30 amONT Ontario-MXP Milan Malpensa

57h 30m2 stops Denver Intl Newark

12:55 pm - 6:44 pmMXP Milan Malpensa-ONT Ontario

38h 49m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$706United Airlines

Fri, Feb 26 - Fri, Mar 12

5:00 am - 10:05 amONT Ontario-MXP Milan Malpensa

20h 05m3 stops Denver Intl Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

12:55 pm - 8:20 pmMXP Milan Malpensa-ONT Ontario

40h 25m3 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl Denver Intl

$710Air Canada

Tue, Mar 2 - Fri, Mar 5

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

$716Delta

Wed, Feb 17 - Tue, Mar 2

1:38 pm - 4:30 pmONT Ontario-MXP Milan Malpensa

17h 52m2 stops Denver Intl Munich Franz Josef Strauss

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

19h 35m2 stops Newark Denver Intl

$718United Airlines

Mon, Dec 28 - Tue, Jan 12

1:38 pm - 4:30 pmONT Ontario-MXP Milan Malpensa

17h 52m2 stops Denver Intl Munich Franz Josef Strauss

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

19h 35m2 stops Newark Denver Intl

$719United Airlines

Mon, Dec 28 - Tue, Jan 12

2:21 pm - 5:50 pmONT Ontario-LIN Milan Linate

18h 29m2 stops Dallas/Fort Worth London Heathrow

11:25 am - 11:16 pmLIN Milan Linate-ONT Ontario

20h 51m2 stops London Heathrow Chicago O'Hare Intl

$741Multiple Airlines

Mon, Jan 25 - Thu, Jan 28

6:25 am - 2:00 pmONT Ontario-FCO Rome Fiumicino

22h 35m2 stops Denver Intl Reykjavik Keflavik Intl

11:25 am - 12:14 amFCO Rome Fiumicino-ONT Ontario

21h 49m2 stops Reykjavik Keflavik Intl Denver Intl

$745Multiple Airlines

Sat, Nov 14 - Sat, Nov 21

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

15h 04m1 stop Atlanta Hartsfield-Jackson

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

19h 29m1 stop Atlanta Hartsfield-Jackson

$756Delta

Sun, Oct 25 - Tue, Nov 10

7:07 am - 8:15 amONT Ontario-FCO Rome Fiumicino

17h 08m1 stop Atlanta Hartsfield-Jackson

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

19h 29m1 stop Atlanta Hartsfield-Jackson

$756Delta

Sun, Oct 25 - Tue, Nov 10

Cheap last minute flights

Enter your travel dates to find the best prices.

1:24 pm - 12:20 pmONT Ontario-FCO Rome Fiumicino

13h 56m1 stop Denver Intl

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

15h 56m1 stop Denver Intl

$839Lufthansa

Mon, Oct 5 - Thu, Nov 5

6:32 pm - 10:20 amONT Ontario-MXP Milan Malpensa

30h 48m2 stops San Francisco Montreal Pierre Elliott Trudeau Intl

12:20 pm - 12:18 pmMXP Milan Malpensa-ONT Ontario

32h 58m3 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl San Francisco

$850Air Canada

Mon, Oct 5 - Thu, Oct 15

7:05 am - 9:25 amONT Ontario-MXP Milan Malpensa

17h 20m1 stop Atlanta Hartsfield-Jackson

11:40 am - 8:25 pmMXP Milan Malpensa-ONT Ontario

17h 45m1 stop Atlanta Hartsfield-Jackson

$851Delta

Mon, Oct 5 - Wed, Oct 21

1:24 pm - 12:20 pmONT Ontario-FCO Rome Fiumicino

13h 56m1 stop Denver Intl

9:55 am - 8:51 pmFCO Rome Fiumicino-ONT Ontario

19h 56m2 stops Frankfurt am Main Denver Intl

$855United Airlines

Sun, Oct 4 - Tue, Nov 3

6:32 pm - 10:20 amONT Ontario-MXP Milan Malpensa

30h 48m3 stops San Francisco Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

12:20 pm - 12:18 pmMXP Milan Malpensa-ONT Ontario

32h 58m3 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl San Francisco

$855Air Canada

Mon, Oct 5 - Thu, Oct 15

1:24 pm - 12:20 pmONT Ontario-FCO Rome Fiumicino

13h 56m1 stop Denver Intl

2:20 pm - 8:58 pmFCO Rome Fiumicino-ONT Ontario

15h 38m1 stop Denver Intl

$857United Airlines

Sun, Oct 4 - Tue, Oct 13

1:52 pm - 1:40 pmONT Ontario-FCO Rome Fiumicino

14h 48m1 stop San Francisco

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

16h 11m1 stop San Francisco

$857United Airlines

Wed, Oct 7 - Wed, Oct 21

2:22 pm - 12:05 pmONT Ontario-FCO Rome Fiumicino

36h 43m1 stop Dallas/Fort Worth

1:30 pm - 10:59 pmFCO Rome Fiumicino-ONT Ontario

18h 29m1 stop Charlotte Douglas

$862British Airways

Sat, Oct 3 - Thu, Oct 22

6:00 am - 2:45 pmONT Ontario-MXP Milan Malpensa

23h 45m2 stops Salt Lake City Paris Charles de Gaulle

11:40 am - 9:54 pmMXP Milan Malpensa-ONT Ontario

19h 14m1 stop Atlanta Hartsfield-Jackson

$866Delta

Mon, Oct 5 - Thu, Oct 15

9:52 am - 1:55 pmONT Ontario-LIN Milan Linate

19h 03m2 stops Salt Lake City Paris Charles de Gaulle

6:40 am - 10:43 pmLIN Milan Linate-ONT Ontario

25h 03m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

$873Delta

Mon, Oct 5 - Thu, Oct 15

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KLM flights from Ontario to Italy

Our best KLM deals on Ontario to Italy flight tickets

KLM

Nov 23

ONT7:05 amOntario

16h 10m

1 stop

FCO8:15 amRome Fiumicino

Dec 9

FCO10:25 amRome Fiumicino

19h 33m

1 stop

ONT8:58 pmOntario

$757

KLM

Jan 14

ONT7:00 amOntario

17h 45m

2 stops

NAP9:45 amNaples

Jan 20

NAP11:20 amNaples

19h 54m

2 stops

ONT10:14 pmOntario

$779

KLM

Dec 31

ONT7:06 amOntario

16h 09m

1 stop

FCO8:15 amRome Fiumicino

Jan 14

FCO1:30 pmRome Fiumicino

17h 44m

1 stop

ONT10:14 pmOntario

$803

Air France flights from Ontario to Italy

Our best Air France deals on Ontario to Italy flight tickets

Air France

Oct 26

ONT7:07 amOntario

18h 48m

1 stop

MXP9:55 amMilan Malpensa

Nov 2

MXP6:30 pmMilan Malpensa

30h 53m

2 stops

ONT4:23 pmOntario

$795

Air France

Oct 26

ONT11:56 amOntario

18h 59m

2 stops

MXP2:55 pmMilan Malpensa

Nov 2

MXP12:40 pmMilan Malpensa

36h 43m

2 stops

ONT4:23 pmOntario

$799

Air France

Nov 14

ONT12:18 pmOntario

16h 37m

2 stops

LIN1:55 pmMilan Linate

Nov 21

LIN9:45 amMilan Linate

22h 15m

2 stops

ONT11:00 pmOntario

$853

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioMilan

ONT Ontario - MXP Milan Malpensa

ONTMXP

Ontario

Tue 3/2

6:00 am-10:05 am

2 stops19h 05m

Milan Malpensa

Fri 3/5

12:55 pm-6:44 pm

2 stops38h 49m

$700

OntarioMilan

ONT Ontario - MXP Milan Malpensa

ONTMXP

Ontario

Fri 2/26

1:00 pm-7:30 am

2 stops57h 30m

Milan Malpensa

Fri 3/12

12:55 pm-6:44 pm

2 stops38h 49m

$706

OntarioMilan

ONT Ontario - MXP Milan Malpensa

ONTMXP

Ontario

Tue 3/2

5:00 am-10:05 am

3 stops20h 05m

Milan Malpensa

Fri 3/5

12:55 pm-8:20 pm

3 stops40h 25m

$710

Quickest round-trip

OntarioMilan

ONT Ontario - MXP Milan Malpensa

ONTMXP

Ontario

Wed 2/17

12:00 pm-10:45 am

1 stop13h 45m

Milan Malpensa

Tue 3/2

12:55 pm-10:14 pm

1 stop18h 19m

$716

OntarioMilan

ONT Ontario - MXP Milan Malpensa

ONTMXP

Ontario

Mon 12/28

1:38 pm-4:30 pm

2 stops17h 52m

Milan Malpensa

Tue 1/12

9:45 am-8:20 pm

2 stops19h 35m

$718

OntarioMilan

ONT Ontario - MXP Milan Malpensa

ONTMXP

Ontario

Mon 12/28

1:38 pm-4:30 pm

2 stops17h 52m

Milan Malpensa

Tue 1/12

9:45 am-8:20 pm

2 stops19h 35m

$719

OntarioMilan

ONT Ontario - LIN Milan Linate

ONTLIN

Ontario

Mon 1/25

2:21 pm-5:50 pm

2 stops18h 29m

Milan Linate

Thu 1/28

11:25 am-11:16 pm

2 stops20h 51m

$741

OntarioRome

ONT Ontario - FCO Rome Fiumicino

ONTFCO

Ontario

Sat 11/14

6:25 am-2:00 pm

2 stops22h 35m

Rome Fiumicino

Sat 11/21

11:25 am-12:14 am

2 stops21h 49m

$745

OntarioRome

ONT Ontario - FCO Rome Fiumicino

ONTFCO

Ontario

Sun 10/25

12:16 pm-11:20 am

1 stop15h 04m

Rome Fiumicino

Tue 11/10

10:25 am-8:54 pm

1 stop19h 29m

$756

OntarioRome

ONT Ontario - FCO Rome Fiumicino

ONTFCO

Ontario

Sun 10/25

7:07 am-8:15 am

1 stop17h 08m

Rome Fiumicino

Tue 11/10

10:25 am-8:54 pm

1 stop19h 29m

$756

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 October instead. Flights to Italy in October, while not as cheap as those in January, still average around $595.

Can stopping save me money on Ontario to Italy flights?

You could potentially save up to 46% 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	$325
Fastest flight time	13h 26m
Direct flights	None

The best one-way flight to Italy from Ontario in the past 72 hours is $325. The best round-trip flight deal from Ontario to Italy found on momondo in the last 72 hours is $700.

The fastest flight from Ontario to Italy takes 13h 26m

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
Delta	PriceFrom $480	Free Cancellation	Rating 7.8 8,617 reviews		Search Delta flights
United Airlines	PriceFrom $508	Free Cancellation	Rating 7.4 10,270 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.