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$404+ 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 10/17. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — CTA
May 6 — May 131
Tue 5/6
Tue 5/13
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 May 1, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$858
(United Airlines)

One-way from

$404
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$1,200
Provider with most accurate pricing for Los Angeles-Catania Fontanarossa flight deals.
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Provider most trusted by Cheapflights users for Los Angeles-Catania Fontanarossa flights.
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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. 3% potential increase in price ($39 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($51 potential savings vs. average RT price).
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Average for round-trip flights in May 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 May 1, 2025.

This United Airlines deal was found by Cheapflights users on 4/29. 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.
Wed 8/205:10 amONT - PMO
2 stops17h 05mUnited Airlines
Sat 9/69:45 amPMO - ONT
2 stops21h 45mUnited Airlines
Deal found 4/29$858
This Gotogate deal was found by Cheapflights users on 4/29. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/152:44 pmONT - PMO
2 stops19h 21mBritish Airways
Mon 5/197:55 pmPMO - ONT
2 stops31h 28mBritish Airways
Deal found 4/29$1,327
This American Airlines deal was found by Cheapflights users on 4/29. 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.
Mon 9/11:00 pmONT - PMO
2 stops37h 45mMultiple Airlines
Tue 9/1612:20 pmPMO - ONT
2 stops20h 16mMultiple Airlines
Deal found 4/29$1,522
This Iberia deal was found by Cheapflights users on 4/29. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1012:41 pmONT - CTA
2 stops61h 39mIberia
Thu 5/293:55 pmCTA - ONT
2 stops40h 48mIberia
Deal found 4/29$2,045
This Delta deal was found by Cheapflights users on 4/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/207:05 amONT - PMO
2 stops19h 25mDelta
Tue 5/2710:05 amPMO - ONT
2 stops45h 24mDelta
Deal found 4/30$2,114
This KLM deal was found by Cheapflights users on 4/29. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/115:08 pmONT - CTA
2 stops17h 07mKLM
Thu 6/199:55 amCTA - ONT
2 stops21h 30mKLM
Deal found 4/29$2,434
This British Airways deal was found by Cheapflights users on 4/29. 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.
Sun 6/158:15 amONT - CTA
2 stops24h 25mBritish Airways
Sat 8/29:25 pmCTA - ONT
2 stops29h 43mBritish Airways
Deal found 4/29$3,074

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 May 1, 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

OntarioPalermo

ONT - PMO

ONTPMO

Ontario

Fri 6/6

11:59 pm-12:10 pm

2 stops27h 11m

Palermo Punta Raisi

Mon 6/16

7:55 pm-7:01 pm

2 stops32h 06m

$1,629

OntarioCatania

ONT - CTA

ONTCTA

Ontario

Sat 5/10

12:41 pm-11:20 am

2 stops61h 39m

Catania Fontanarossa

Thu 5/29

3:55 pm-11:43 pm

2 stops40h 48m

$2,045

OntarioPalermo

ONT - PMO

ONTPMO

Ontario

Tue 5/20

7:05 am-11:30 am

2 stops19h 25m

Palermo Punta Raisi

Tue 5/27

10:05 am-10:29 pm

2 stops45h 24m

$2,114

OntarioCatania

ONT - CTA

ONTCTA

Ontario

Wed 6/11

5:08 pm-7:15 pm

2 stops17h 07m

Catania Fontanarossa

Thu 6/19

9:55 am-10:25 pm

2 stops21h 30m

$2,434

OntarioPalermo

ONT - PMO

ONTPMO

Ontario

Sat 6/14

6:34 pm-7:15 am

2 stops27h 41m

Palermo Punta Raisi

Sat 6/21

9:45 am-9:04 pm

2 stops20h 19m

$2,442

OntarioCatania

ONT - CTA

ONTCTA

Ontario

Sun 6/15

8:15 am-5:40 pm

2 stops24h 25m

Catania Fontanarossa

Sat 8/2

9:25 pm-6:08 pm

2 stops29h 43m

$3,074

OntarioCatania

ONT - CTA

ONTCTA

Ontario

Wed 9/17

5:10 am-11:30 pm

2 stops33h 20m

$630

OntarioCatania

ONT - CTA

ONTCTA

Ontario

Wed 5/7

11:59 pm-5:55 pm

2 stops32h 56m

$650

OntarioCatania

ONT - CTA

ONTCTA

Ontario

Sat 9/20

7:00 am-10:55 am

2 stops18h 55m

$689

OntarioPalermo

ONT - PMO

ONTPMO

Ontario

Fri 5/23

5:10 am-7:15 am

2 stops17h 05m

$833

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 11 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 $1,331). 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.

Rainfall in Sicily by month

Plan your trip to Sicily by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Sicily ranges from 0.2 - 4.2 inches per month. October is typically the wettest month, when rainfall can reach 4.2 in. June is typically the driest time to visit Sicily when rainfall is around 0.2 in.

Temperature in Sicily by month

Plan your trip to Sicily by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Sicily, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Sicily

Get insights into the airlines that provide service to Sicily. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sicily. Reviews last updated May 1, 2025.
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,334 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Iberia
7.0
Good
2,701 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
British Airways
6.6
Okay
6,842 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

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

    For one-way options, check prices for British Airways. According to our data, you can fly for as low as $650. Users have also found prices from $689 and $833 on Delta and United Airlines, 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 $1,331). 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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