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$445+ Cheap flights from Ontario (ONT) to Sicily

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/13. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — CTA
oct. 17 — oct. 241
vie. 10/17
vie. 10/24
1 adult, Economy
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Cheap flight deals from Ontario to Sicily

Keep the following information in mind while searching for Ontario to Sicily flight deals. Data was last updated septiembre 17, 2025.

Round-trip from

$674
(KLM)

One-way from

$445
(Delta)

Popular in

December

Cheapest in

February

Average price

$789
From Ontario to Sicily
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One-way flight from Ontario to Sicily
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Highest demand for flights based on searches. 14% potential increase in price ($162 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($70 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Ontario to Sicily

Cheapest flights from Ontario to Sicily
Explore the most affordable flight options available from Ontario to Sicily. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 17, 2025.

This British Airways deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/272:54 pmONT - CTA
2 stops21h 01mBritish Airways
lun. 10/66:45 pmCTA - ONT
2 stops30h 43mBritish Airways
Deal found 9/15$773
This American Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/186:00 amONT - PMO
2 stops21h 10mMultiple Airlines
dom. 11/22:40 pmPMO - ONT
2 stops40h 49mMultiple Airlines
Deal found 9/16$791
This British Airways deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/33:08 pmONT - PMO
2 stops60h 27mBritish Airways
dom. 11/92:40 pmPMO - ONT
2 stops40h 19mBritish Airways
Deal found 9/15$855
This American Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/186:15 amONT - PMO
3 stops20h 55mAmerican Airlines
dom. 11/22:40 pmPMO - ONT
2 stops40h 49mAmerican Airlines
Deal found 9/16$996
This Expedia deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/111:59 amONT - CTA
2 stops36h 36mMultiple Airlines
sáb. 11/89:35 amCTA - ONT
2 stops34h 30mMultiple Airlines
Deal found 9/16$1,025
This United deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/121:33 pmONT - CTA
2 stops43h 02mMultiple Airlines
mar. 11/256:00 amCTA - ONT
2 stops25h 31mMultiple Airlines
Deal found 9/16$1,240
This United Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/87:00 amONT - PMO
2 stops21h 10mUnited Airlines
dom. 11/166:10 amPMO - ONT
2 stops25h 21mUnited Airlines
Deal found 9/17$1,307
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/117:00 amONT - CTA
2 stops18h 55mUnited Airlines
mar. 11/186:00 amCTA - ONT
2 stops21h 36mUnited Airlines
Deal found 9/16$1,308
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/27:00 amONT - PMO
2 stops19h 40mUnited Airlines
dom. 11/96:10 amPMO - ONT
2 stops25h 21mUnited Airlines
Deal found 9/15$1,357
This United deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/121:33 pmONT - CTA
2 stops43h 02mMultiple Airlines
mar. 11/186:00 amCTA - ONT
2 stops21h 36mMultiple Airlines
Deal found 9/16$1,366
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/137:00 amONT - CTA
2 stops18h 55mUnited Airlines
dom. 11/166:00 amCTA - ONT
2 stops25h 31mUnited Airlines
Deal found 9/16$1,408
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/127:00 amONT - CTA
2 stops18h 55mUnited Airlines
mar. 11/186:00 amCTA - ONT
2 stops21h 36mUnited Airlines
Deal found 9/16$1,418

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Sicily that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septiembre 17, 2025.
Use the filters below to find and compare flights from Ontario to Sicily that are best for you.

Fly from

Ontario

Fly to

Sicily

Route

Depart

Return

Price

OntarioCatania

ONT - CTA

ONTCTA

Ontario

jue. 2/26

10:30 pm-6:30 pm

2 stops35h 00m

Catania Fontanarossa

lun. 3/2

3:25 pm-9:14 pm

2 stops38h 49m

$674

OntarioCatania

ONT - CTA

ONTCTA

Ontario

sáb. 9/27

2:54 pm-8:55 pm

2 stops21h 01m

Catania Fontanarossa

lun. 10/6

6:45 pm-4:28 pm

2 stops30h 43m

$773

OntarioPalermo

ONT - PMO

ONTPMO

Ontario

sáb. 10/18

6:00 am-12:10 pm

2 stops21h 10m

Palermo Punta Raisi

dom. 11/2

2:40 pm-10:29 pm

2 stops40h 49m

$791

OntarioPalermo

ONT - PMO

ONTPMO

Ontario

lun. 11/3

3:08 pm-12:35 pm

2 stops60h 27m

Palermo Punta Raisi

dom. 11/9

2:40 pm-9:59 pm

2 stops40h 19m

$855

OntarioPalermo

ONT - PMO

ONTPMO

Ontario

sáb. 10/18

6:15 am-12:10 pm

3 stops20h 55m

Palermo Punta Raisi

dom. 11/2

2:40 pm-10:29 pm

2 stops40h 49m

$996

OntarioCatania

ONT - CTA

ONTCTA

Ontario

mié. 11/12

1:33 pm-5:35 pm

2 stops43h 02m

Catania Fontanarossa

mar. 11/25

6:00 am-10:31 pm

2 stops25h 31m

$1,240

OntarioPalermo

ONT - PMO

ONTPMO

Ontario

sáb. 11/8

7:00 am-1:10 pm

2 stops21h 10m

Palermo Punta Raisi

dom. 11/16

6:10 am-10:31 pm

2 stops25h 21m

$1,307

OntarioPalermo

ONT - PMO

ONTPMO

Ontario

dom. 11/2

7:00 am-11:40 am

2 stops19h 40m

Palermo Punta Raisi

dom. 11/9

6:10 am-10:31 pm

2 stops25h 21m

$1,357

OntarioCatania

ONT - CTA

ONTCTA

Ontario

mié. 11/12

1:33 pm-5:35 pm

2 stops43h 02m

Catania Fontanarossa

mar. 11/18

6:00 am-6:36 pm

2 stops21h 36m

$1,366

OntarioCatania

ONT - CTA

ONTCTA

Ontario

jue. 11/13

7:00 am-10:55 am

2 stops18h 55m

Catania Fontanarossa

dom. 11/16

6:00 am-10:31 pm

2 stops25h 31m

$1,408

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 42 results
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Best time to book a flight from Ontario to Sicily

Have a flexible travel schedule? Discover the best time to fly to Sicily from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Sicily

What is the cheapest month to book a flight from Ontario to Sicily?

Currently, January is the cheapest month in which you can book a flight from Ontario to Sicily (average of $667). Flying from Ontario to Sicily in June is currently the most expensive (average of $1,315). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Sicily. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Ontario to Sicily?

    For a flight from Ontario to Sicily, you will be flying from Ontario. Ontario (ONT) is just 3.1 mi from the center of the city.

  • How long is the flight from Ontario to Sicily?

    For as low as $996, KLM can have you in Sicily from Ontario in 20h 55m. The distance from Ontario to Sicily is about 6525 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Ontario to Sicily one-way?

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $445. Users have also found prices from $563 and $589 on United Airlines and British Airways, respectively.

  • Can I find deals for flights from Ontario to Sicily that include hotel bookings?

    Yes. In addition to deals on Ontario to Sicily flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Sicily?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Sicily.

  • Can I find deals for business class flights from Ontario to Sicily?

    Yes. Cheapflights offers flight deals from Ontario to Sicily by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ontario to Sicily?

    Currently, January is the cheapest month in which you can book a flight from Ontario to Sicily (average of $667). Flying from Ontario to Sicily in June is currently the most expensive (average of $1,315). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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