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

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 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.

$333 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 - 10:55 amONT Ontario-MXP Milan Malpensa

18h 55m1 stop Atlanta Hartsfield-Jackson

1:05 pm - 9:59 pmMXP Milan Malpensa-ONT Ontario

17h 54m1 stop Atlanta Hartsfield-Jackson

$662Delta

Mon, Nov 23 - Thu, Dec 3

7:00 am - 10:55 amONT Ontario-MXP Milan Malpensa

18h 55m1 stop Atlanta Hartsfield-Jackson

1:05 pm - 9:59 pmMXP Milan Malpensa-ONT Ontario

17h 54m1 stop Atlanta Hartsfield-Jackson

$662Delta

Wed, Nov 25 - Thu, Dec 3

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

18h 45m1 stop Atlanta Hartsfield-Jackson

12:55 pm - 9:59 pmMXP Milan Malpensa-ONT Ontario

18h 04m1 stop Atlanta Hartsfield-Jackson

$662Delta

Mon, Nov 16 - Thu, Dec 3

11:10 pm - 9:50 amONT Ontario-MXP Milan Malpensa

25h 40m2 stops Atlanta Hartsfield-Jackson New York John F Kennedy Intl

12:00 pm - 11:10 amMXP Milan Malpensa-ONT Ontario

32h 10m2 stops New York John F Kennedy Intl Atlanta Hartsfield-Jackson

$666Delta

Sun, Nov 15 - Wed, Dec 16

12:42 pm - 5:50 pmONT Ontario-LIN Milan Linate

20h 08m2 stops Dallas/Fort Worth London Heathrow

11:25 am - 9:40 amLIN Milan Linate-ONT Ontario

31h 15m2 stops London Heathrow Dallas/Fort Worth

$687British Airways

Tue, Nov 17 - Tue, Dec 15

6:00 am - 11:35 amONT Ontario-BLQ Bologna Guglielmo Marconi

20h 35m2 stops Dallas/Fort Worth Madrid Barajas

12:15 pm - 12:06 pmBLQ Bologna Guglielmo Marconi-ONT Ontario

32h 51m2 stops Madrid Barajas Dallas/Fort Worth

$703Iberia

Sun, Nov 15 - Wed, Nov 25

11:57 am - 1:55 pmONT Ontario-BLQ Bologna Guglielmo Marconi

16h 58m2 stops Seattle/Tacoma Intl Paris Charles de Gaulle

6:35 am - 5:13 pmBLQ Bologna Guglielmo Marconi-ONT Ontario

19h 38m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

$715Multiple Airlines

Tue, Dec 1 - Tue, Dec 8

6:37 pm - 5:00 pmONT Ontario-BLQ Bologna Guglielmo Marconi

37h 23m2 stops San Francisco Munich Franz Josef Strauss

10:15 am - 8:02 pmBLQ Bologna Guglielmo Marconi-ONT Ontario

18h 47m2 stops Frankfurt am Main San Francisco

$717United Airlines

Sun, Nov 15 - Wed, Nov 25

6:53 pm - 12:45 pmONT Ontario-BLQ Bologna Guglielmo Marconi

32h 52m3 stops San Francisco Boston Logan Intl Munich Franz Josef Strauss

6:05 am - 3:27 pmBLQ Bologna Guglielmo Marconi-ONT Ontario

42h 22m2 stops Munich Franz Josef Strauss San Francisco

$730United Airlines

Mon, Jan 11 - Thu, Jan 14

5:00 am - 12:30 pmONT Ontario-VCE Venice Marco Polo

22h 30m2 stops Denver Intl Munich Franz Josef Strauss

7:00 am - 8:20 pmVCE Venice Marco Polo-ONT Ontario

22h 20m2 stops Frankfurt am Main Denver Intl

$734United Airlines

Sun, Jan 17 - Thu, Jan 21

Cheap last minute flights

Enter your travel dates to find the best prices.

5:00 am - 9:10 amONT Ontario-VCE Venice Marco Polo

19h 10m2 stops Denver Intl Montreal Pierre Elliott Trudeau Intl

12:20 pm - 12:50 pmVCE Venice Marco Polo-ONT Ontario

33h 30m2 stops Montreal Pierre Elliott Trudeau Intl Denver Intl

$715United Airlines

Tue, Aug 18 - Tue, Aug 25

7:05 am - 10:55 amONT Ontario-VCE Venice Marco Polo

18h 50m1 stop Dallas/Fort Worth

12:15 pm - 10:59 pmVCE Venice Marco Polo-ONT Ontario

19h 44m1 stop Dallas/Fort Worth

$732Iberia

Tue, Aug 18 - Thu, Aug 27

10:29 am - 10:55 amONT Ontario-VCE Venice Marco Polo

15h 26m1 stop Dallas/Fort Worth

12:15 pm - 10:59 pmVCE Venice Marco Polo-ONT Ontario

19h 44m1 stop Dallas/Fort Worth

$732Iberia

Tue, Aug 18 - Tue, Aug 25

5:00 am - 9:10 amONT Ontario-VCE Venice Marco Polo

19h 10m2 stops Denver Intl Montreal Pierre Elliott Trudeau Intl

12:20 pm - 9:59 pmVCE Venice Marco Polo-ONT Ontario

18h 39m2 stops Montreal Pierre Elliott Trudeau Intl Houston George Bush Intcntl

$738Multiple Airlines

Tue, Aug 18 - Thu, Aug 27

7:05 am - 7:05 amONT Ontario-NAP Naples

15h 00m1 stop Atlanta Hartsfield-Jackson

11:40 am - 10:45 pmNAP Naples-ONT Ontario

20h 05m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

$768Delta

Thu, Aug 20 - Tue, Aug 25

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

17h 20m1 stop Atlanta Hartsfield-Jackson

11:40 am - 7:53 pmMXP Milan Malpensa-ONT Ontario

17h 13m1 stop Atlanta Hartsfield-Jackson

$770Delta

Tue, Aug 18 - Wed, Aug 26

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

17h 20m1 stop Atlanta Hartsfield-Jackson

11:40 am - 9:52 pmMXP Milan Malpensa-ONT Ontario

19h 12m1 stop Atlanta Hartsfield-Jackson

$770Delta

Wed, Aug 19 - Thu, Aug 27

1:18 pm - 12:20 pmONT Ontario-FCO Rome Fiumicino

14h 02m1 stop Denver Intl

2:20 pm - 10:35 pmFCO Rome Fiumicino-ONT Ontario

41h 15m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$857United Airlines

Thu, Aug 20 - Mon, Aug 31

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

14h 44m1 stop San Francisco

11:30 am - 6:11 pmFCO Rome Fiumicino-ONT Ontario

39h 41m2 stops Montreal Pierre Elliott Trudeau Intl San Francisco

$857United Airlines

Thu, Aug 20 - Mon, Aug 31

1:18 pm - 12:20 pmONT Ontario-FCO Rome Fiumicino

14h 02m1 stop Denver Intl

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

15h 33m1 stop Denver Intl

$862United Airlines

Fri, Aug 21 - Thu, Sep 3

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Delta flights from Ontario to Italy

Our best Delta deals on Ontario to Italy flight tickets

Delta

Nov 16

ONT7:00 amOntario

18h 45m

1 stop

MXP10:45 amMilan Malpensa

Dec 3

MXP12:55 pmMilan Malpensa

18h 04m

1 stop

ONT9:59 pmOntario

$662

Delta

Nov 17

ONT7:00 amOntario

17h 50m

2 stops

MXP9:50 amMilan Malpensa

Dec 15

MXP12:00 pmMilan Malpensa

20h 58m

2 stops

ONT11:58 pmOntario

$666

Delta

Nov 14

ONT12:22 pmOntario

36h 28m

2 stops

MXP9:50 amMilan Malpensa

Dec 15

MXP12:00 pmMilan Malpensa

32h 10m

2 stops

ONT11:10 amOntario

$671

Turkish Airlines flights from Ontario to Italy

Our best Turkish Airlines deals on Ontario to Italy flight tickets

Turkish Airlines

Sep 12

ONT10:39 pmOntario

48h 51m

2 stops

NAP8:30 amNaples

Sep 23

NAP8:50 pmNaples

57h 07m

2 stops

ONT8:57 pmOntario

$1,312

Turkish Airlines

Aug 31

ONT11:59 pmOntario

23h 21m

2 stops

CTA8:20 amCatania Fontanarossa

Sep 4

CTA7:25 pmCatania Fontanarossa

35h 34m

2 stops

ONT9:59 pmOntario

$2,191

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioMilan

ONT Ontario - MXP Milan Malpensa

ONTMXP

Ontario

Mon 11/23

7:00 am-10:55 am

1 stop18h 55m

Milan Malpensa

Thu 12/3

1:05 pm-9:59 pm

1 stop17h 54m

$662

OntarioMilan

ONT Ontario - MXP Milan Malpensa

ONTMXP

Ontario

Wed 11/25

7:00 am-10:55 am

1 stop18h 55m

Milan Malpensa

Thu 12/3

1:05 pm-9:59 pm

1 stop17h 54m

$662

OntarioMilan

ONT Ontario - MXP Milan Malpensa

ONTMXP

Ontario

Mon 11/16

7:00 am-10:45 am

1 stop18h 45m

Milan Malpensa

Thu 12/3

12:55 pm-9:59 pm

1 stop18h 04m

$662

OntarioMilan

ONT Ontario - MXP Milan Malpensa

ONTMXP

Ontario

Sun 11/15

11:10 pm-9:50 am

2 stops25h 40m

Milan Malpensa

Wed 12/16

12:00 pm-11:10 am

2 stops32h 10m

$666

OntarioMilan

ONT Ontario - LIN Milan Linate

ONTLIN

Ontario

Tue 11/17

12:42 pm-5:50 pm

2 stops20h 08m

Milan Linate

Tue 12/15

11:25 am-9:40 am

2 stops31h 15m

$687

OntarioBologna

ONT Ontario - BLQ Bologna Guglielmo Marconi

ONTBLQ

Ontario

Sun 11/15

6:00 am-11:35 am

2 stops20h 35m

Bologna Guglielmo Marconi

Wed 11/25

12:15 pm-12:06 pm

2 stops32h 51m

$703

Quickest round-trip

OntarioBologna

ONT Ontario - BLQ Bologna Guglielmo Marconi

ONTBLQ

Ontario

Tue 12/1

11:57 am-1:55 pm

2 stops16h 58m

Bologna Guglielmo Marconi

Tue 12/8

6:35 am-5:13 pm

2 stops19h 38m

$715

OntarioBologna

ONT Ontario - BLQ Bologna Guglielmo Marconi

ONTBLQ

Ontario

Sun 11/15

6:37 pm-5:00 pm

2 stops37h 23m

Bologna Guglielmo Marconi

Wed 11/25

10:15 am-8:02 pm

2 stops18h 47m

$717

OntarioBologna

ONT Ontario - BLQ Bologna Guglielmo Marconi

ONTBLQ

Ontario

Mon 1/11

6:53 pm-12:45 pm

3 stops32h 52m

Bologna Guglielmo Marconi

Thu 1/14

6:05 am-3:27 pm

2 stops42h 22m

$730

OntarioVenice

ONT Ontario - VCE Venice Marco Polo

ONTVCE

Ontario

Sun 1/17

5:00 am-12:30 pm

2 stops22h 30m

Venice Marco Polo

Thu 1/21

7:00 am-8:20 pm

2 stops22h 20m

$734

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 $612, 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 April instead. Flights to Italy in April, while not as cheap as those in October, still average around $686.

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	$333
Fastest flight time	13h 26m
Direct flights	None

The best one-way flight to Italy from Ontario in the past 72 hours is $333. The best round-trip flight deal from Ontario to Italy found on momondo in the last 72 hours is $662.

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 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 8,503 reviews		Search Delta flights
United Airlines	PriceFrom $508	Free Cancellation	Rating 7.4 10,106 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.