What are the cheapest airlines flying from Ontario to Rome Fiumicino Airport round-trip?

Currently priced at $503, Iberia will fly you from Ontario to Rome Fiumicino Airport and back. In addition to Iberia, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from British Airways and United Airlines - these airlines can fly you to your destination from $522 and $545, respectively. Iberia is priced at 55% lower than the current average price of a flight leaving 3 months from now.

What are the cheapest airlines to fly from Ontario to Rome Fiumicino Airport one-way?

The cheapest airlines for a one-way flight from Ontario to Rome Fiumicino Airport are British Airways ($408), KLM ($418), and United Airlines ($439).

What is the cheapest day to fly from Ontario to Rome Fiumicino Airport?

Travelers seeking maximum savings on their Ontario to Rome Fiumicino Airport flight should consider departing on Friday afternoons when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What are the most popular airlines that fly from Ontario to Rome Fiumicino Airport?

Before booking your flight from Ontario to Rome Fiumicino Airport check out the most popular airlines for this route: American Airlines, British Airways or Delta.

What is the cheapest day to fly round-trip from Ontario to Rome Fiumicino Airport?

Wednesday flights are generally found to be more expensive for flights from Ontario to Rome Fiumicino Airport. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Rome Fiumicino Airport.

How far in advance should I book a flight from Ontario to Rome Fiumicino Airport?

Users have found that booking a flight from Ontario to Rome Fiumicino Airport at least 20 days early can save you up to 24% on average compared to booking a flight this week. If booking 20 days before your flight isn’t an option for you, users have found flights from Ontario to Rome Fiumicino Airport for as little as $819 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $1,000 for flights departing within the next 3 days.

What is the cheapest month to fly from Ontario to Rome Fiumicino Airport?

February is one of the best times of the year to fly to Rome Fiumicino Airport from Ontario. Prices for February average $839 per person but you can even find prices for as low as $495. The most expensive prices can be found in the month of June. Opting for a February flight can save you 36% on your journey compared to booking in June

Most accurate provider : When it comes to deals on Ontario-Rome Fiumicino Airport flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Ontario-Rome Fiumicino Airport flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Ontario-Rome Fiumicino Airport flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Ontario-Rome Fiumicino Airport flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Rome Fiumicino Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly from for flights from Ontario to Rome Fiumicino?

For a flight from Ontario to Rome Fiumicino, you will be flying from Ontario. Ontario (ONT) is just 3.1 mi from the center of the city. Ontario is the only Ontario airport and it handles 0 outbound flights to Rome Fiumicino per day. 5 airlines have flights to Rome Fiumicino from Ontario on a regular basis.

How can I find direct flights from Ontario to Leonardo da Vinci/Fiumicino?

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

Can I find deals for business class flights from Ontario to Leonardo da Vinci/Fiumicino?

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

$408+ Flights from Ontario to Rome Fiumicino Airport

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Cheap flight deals from Ontario to Leonardo da Vinci/Fiumicino

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$503 (Travelocity)
One-way from	$408 (Gurufare)
Popular in	December
Cheapest in	February
Average price	$1,288

Provider with most accurate pricing for Ontario-Rome Fiumicino flight deals.

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Provider most trusted by Cheapflights users for Ontario-Rome Fiumicino flights.

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From Ontario to Rome Fiumicino

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One-way flight from Ontario to Rome Fiumicino

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High demand for flights, 3% potential price rise

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($47 potential savings vs. average RT price).

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Average for round-trip flights in April 2025

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Find flight deals from Ontario to Leonardo da Vinci/Fiumicino

Cheapest flights from Ontario to Leonardo da Vinci/Fiumicino
Explore the most affordable flight options available from Ontario to Leonardo da Vinci/Fiumicino. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 25, 2025.

Wed 10/228:44 amONT - FCO

1 stop14h 21mIberia

Wed 11/52:45 pmFCO - ONT

2 stops29h 51mIberia

Deal found 4/25

$503

Wed 11/53:05 pmONT - FCO

2 stops19h 20mMultiple Airlines

Wed 11/198:20 pmFCO - ONT

2 stops26h 22mMultiple Airlines

Deal found 4/23

$508

Wed 10/228:44 amONT - FCO

1 stop14h 21mBritish Airways

Wed 11/511:25 amFCO - ONT

2 stops19h 35mBritish Airways

Deal found 4/25

$522

Wed 12/37:00 amONT - FCO

1 stop15h 55mKLM

Wed 12/1010:15 amFCO - ONT

1 stop21h 26mKLM

Deal found 4/25

$534

Mon 10/131:35 pmONT - FCO

1 stop14h 45mUnited Airlines

Wed 11/129:45 amFCO - ONT

1 stop21h 41mUnited Airlines

Deal found 4/25

$545

Wed 10/2212:00 pmONT - FCO

1 stop15h 15mAir France

Wed 11/512:45 pmFCO - ONT

1 stop18h 56mAir France

Deal found 4/25

$632

Sat 5/34:15 pmONT - FCO

2 stops58h 30mAir Canada

Tue 5/1311:30 amFCO - ONT

2 stops34h 08mAir Canada

Deal found 4/23

$654

Sat 4/2610:15 pmONT - FCO

1 stop24h 20mDelta

Fri 5/99:45 amFCO - ONT

1 stop18h 48mDelta

Deal found 4/25

$655

Best flights from Ontario to Leonardo da Vinci/Fiumicino
Discover carefully curated flight deals from Ontario to Leonardo da Vinci/Fiumicino that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 25, 2025.

Wed 10/228:44 amONT - FCO

1 stop14h 21mIberia

Wed 11/52:45 pmFCO - ONT

2 stops29h 51mIberia

Deal found 4/25

$503

Wed 10/228:44 amONT - FCO

1 stop14h 21mBritish Airways

Wed 11/511:25 amFCO - ONT

2 stops19h 35mBritish Airways

Deal found 4/25

$522

Mon 10/131:35 pmONT - FCO

1 stop14h 45mUnited Airlines

Wed 11/129:45 amFCO - ONT

1 stop21h 41mUnited Airlines

Deal found 4/25

$545

Wed 10/2212:00 pmONT - FCO

1 stop15h 15mAir France

Wed 11/512:45 pmFCO - ONT

1 stop18h 56mAir France

Deal found 4/25

$632

Wed 10/227:00 amONT - FCO

1 stop20h 15mKLM

Wed 11/512:45 pmFCO - ONT

1 stop18h 56mKLM

Deal found 4/25

$640

Mon 5/510:15 pmONT - FCO

2 stops26h 50mDelta

Wed 5/1410:10 amFCO - ONT

2 stops21h 19mDelta

Deal found 4/23

$669

Sat 8/96:39 pmONT - FCO

2 stops29h 36mAir Canada

Tue 8/1911:30 amFCO - ONT

2 stops33h 43mAir Canada

Deal found 4/24

$675

Sat 8/95:05 amONT - FCO

3 stops19h 10mMultiple Airlines

Tue 8/1912:25 pmFCO - ONT

2 stops32h 48mMultiple Airlines

Deal found 4/24

$743

Last-minute flights from Ontario to Leonardo da Vinci/Fiumicino
Discover last-minute flight deals from Ontario to Leonardo da Vinci/Fiumicino. Data last updated April 25, 2025 and is based on user searches.

Sat 4/2610:15 pmONT - FCO

1 stop24h 20mDelta

Fri 5/99:45 amFCO - ONT

1 stop18h 48mDelta

Deal found 4/25

$655

Sun 4/277:00 amONT - FCO

1 stop16h 05mBritish Airways

Tue 5/1310:00 amFCO - ONT

1 stop17h 36mBritish Airways

Deal found 4/24

$651

Mon 4/287:00 amONT - FCO

1 stop16h 05mIberia

Mon 5/1210:00 amFCO - ONT

1 stop17h 36mIberia

Deal found 4/24

$718

Tue 4/2910:15 pmONT - FCO

1 stop24h 20mKLM

Tue 5/1311:35 amFCO - ONT

1 stop19h 54mKLM

Deal found 4/25

$638

Thu 5/17:00 amONT - FCO

1 stop16h 05mBritish Airways

Thu 5/1510:00 amFCO - ONT

1 stop17h 36mBritish Airways

Deal found 4/24

$709

Thu 5/17:00 amONT - FCO

1 stop16h 05mIberia

Sun 5/1110:00 amFCO - ONT

1 stop22h 43mIberia

Deal found 4/25

$995

Fri 5/21:20 pmONT - FCO

1 stop14h 00mMultiple Airlines

Fri 5/911:30 amFCO - ONT

2 stops36h 46mMultiple Airlines

Deal found 4/24

$701

Fri 5/27:00 amONT - FCO

1 stop15h 35mKLM

Fri 5/911:35 amFCO - ONT

1 stop19h 54mKLM

Deal found 4/25

$1,153

Fri 5/212:10 amONT - FCO

1 stop46h 45mChina Airlines

Fri 5/911:00 amFCO - ONT

1 stop40h 00mChina Airlines

Deal found 4/24

$11,191

Sat 5/34:15 pmONT - FCO

2 stops58h 30mAir Canada

Tue 5/1311:30 amFCO - ONT

2 stops34h 08mAir Canada

Deal found 4/23

$654

Sun 5/41:45 pmONT - FCO

1 stop14h 35mUnited Airlines

Wed 5/142:20 pmFCO - ONT

1 stop15h 33mUnited Airlines

Deal found 4/23

$665

Mon 5/51:20 pmONT - FCO

1 stop14h 00mUnited Airlines

Fri 5/232:20 pmFCO - ONT

1 stop15h 44mUnited Airlines

Deal found 4/24

$664

One-way flights from Ontario to Leonardo da Vinci/Fiumicino
Search for one-way flight options from Ontario to Leonardo da Vinci/Fiumicino. Find affordable one-way fares based on user searches. Data last updated April 25, 2025.

Sat 10/1811:59 pmONT - FCO

1 stop23h 06mBritish Airways

Deal found 4/25

$408

Mon 10/137:00 amONT - FCO

1 stop15h 35mKLM

Deal found 4/24

$418

Mon 10/206:38 pmONT - FCO

2 stops29h 37mUnited Airlines

Deal found 4/24

$439

Fri 5/910:59 pmONT - FCO

2 stops25h 21mTurkish Airlines

Deal found 4/25

$520

Fri 6/1311:59 pmONT - FCO

2 stops33h 21mMultiple Airlines

Deal found 4/25

$540

Thu 7/172:39 pmONT - FCO

2 stops20h 01mIberia

Deal found 4/23

$720

Mon 5/267:05 amONT - FCO

1 stop19h 00mDelta

Deal found 4/25

$858

Sat 5/2410:40 pmONT - FCO

1 stop26h 10mAmerican Airlines

Deal found 4/23

$983

Thu 7/247:00 amONT - FCO

2 stops20h 40mWestJet

Deal found 4/24

$2,037

Mon 9/155:10 amONT - FCO

2 stops21h 35mAir Canada

Deal found 4/25

$2,095

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ontario to Rome Fiumicino Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioRome

ONT - FCO

ONTFCO

Ontario

Wed 10/22

8:44 am-8:05 am

1 stop14h 21m

Rome Fiumicino

Wed 11/5

2:45 pm-11:36 am

2 stops29h 51m

$503

OntarioRome

ONT - FCO

ONTFCO

Ontario

Wed 10/22

8:44 am-8:05 am

1 stop14h 21m

Rome Fiumicino

Wed 11/5

11:25 am-10:00 pm

2 stops19h 35m

$522

OntarioRome

ONT - FCO

ONTFCO

Ontario

Mon 10/13

1:35 pm-1:20 pm

1 stop14h 45m

Rome Fiumicino

Wed 11/12

9:45 am-10:26 pm

1 stop21h 41m

$545

OntarioRome

ONT - FCO

ONTFCO

Ontario

Wed 10/22

12:00 pm-12:15 pm

1 stop15h 15m

Rome Fiumicino

Wed 11/5

12:45 pm-10:41 pm

1 stop18h 56m

$632

OntarioRome

ONT - FCO

ONTFCO

Ontario

Wed 10/22

7:00 am-12:15 pm

1 stop20h 15m

Rome Fiumicino

Wed 11/5

12:45 pm-10:41 pm

1 stop18h 56m

$640

OntarioRome

ONT - FCO

ONTFCO

Ontario

Mon 5/5

10:15 pm-10:05 am

2 stops26h 50m

Rome Fiumicino

Wed 5/14

10:10 am-10:29 pm

2 stops21h 19m

$669

OntarioRome

ONT - FCO

ONTFCO

Ontario

Sat 8/9

6:39 pm-9:15 am

2 stops29h 36m

Rome Fiumicino

Tue 8/19

11:30 am-12:13 pm

2 stops33h 43m

$675

OntarioRome

ONT - FCO

ONTFCO

Ontario

Sat 8/9

5:05 am-9:15 am

3 stops19h 10m

Rome Fiumicino

Tue 8/19

12:25 pm-12:13 pm

2 stops32h 48m

$743

OntarioRome

ONT - FCO

ONTFCO

Ontario

Sat 10/18

11:59 pm-8:05 am

1 stop23h 06m

$408

OntarioRome

ONT - FCO

ONTFCO

Ontario

Mon 10/13

7:00 am-7:35 am

1 stop15h 35m

$418

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/25

Showing 1-10 of 18 results

Compare providers for flights from Ontario to Leonardo da Vinci/Fiumicino

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Leonardo da Vinci/Fiumicino in April.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Ontario-Rome Fiumicino Airport flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Ontario-Rome Fiumicino Airport flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Ontario-Rome Fiumicino Airport flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Ontario-Rome Fiumicino Airport flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Rome Fiumicino Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Ontario to Leonardo da Vinci/Fiumicino

Have a flexible travel schedule? Discover the best time to fly to Leonardo da Vinci/Fiumicino 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 Rome Fiumicino Airport

What is the cheapest month to book a flight from Ontario to Rome Fiumicino Airport?

Currently, January is the cheapest month in which you can book a flight from Ontario to Rome Fiumicino Airport (average of $644). Flying from Ontario to Rome Fiumicino Airport in June is currently the most expensive (average of $1,208). 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.

What is the cheapest time of day to fly from ONT to FCO?

Unlike in the morning, when flights are generally more expensive, you can save up to 27% on flights from Ontario to Rome Fiumicino Airport by exploring options for tickets in the afternoon.

Rainfall in Leonardo da Vinci/Fiumicino by month

In terms of precipitation, rainfall in Rome Fiumicino Airport ranges from 0.6 - 4.4 inches per month. November is typically the wettest month, when rainfall can reach 4.4 in. June is typically the driest time to visit Rome Fiumicino Airport when rainfall is around 0.6 in.

Temperature in Leonardo da Vinci/Fiumicino by month

If weather is an important factor for your trip to Rome Fiumicino Airport, 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 75.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 46.4 F).

Reviews of airlines servicing Leonardo da Vinci/Fiumicino

Peruse reviews from past customers who have flown with Delta, KLM and Air France from Ontario to Rome to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,920 reviews

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

7,920 reviews

Delta

8.0

Very good

7,920 reviews

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

7,920 reviews

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.

Air France

7.4

Good

1,444 reviews

Delta

8.0

Very good

7,920 reviews

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

8,685 reviews

Delta

8.0

Very good

7,920 reviews

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.

Turkish Airlines

7.3

Good

3,776 reviews

Delta

8.0

Very good

7,920 reviews

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

What airport do you fly from for flights from Ontario to Rome Fiumicino?
For a flight from Ontario to Rome Fiumicino, you will be flying from Ontario. Ontario (ONT) is just 3.1 mi from the center of the city. Ontario is the only Ontario airport and it handles 0 outbound flights to Rome Fiumicino per day. 5 airlines have flights to Rome Fiumicino from Ontario on a regular basis.
What are the cheapest airlines flying from Ontario to Rome Fiumicino Airport round-trip?
Currently priced at $503, Iberia will fly you from Ontario to Rome Fiumicino Airport and back. In addition to Iberia, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from British Airways and United Airlines - these airlines can fly you to your destination from $522 and $545, respectively. Iberia is priced at 55% lower than the current average price of a flight leaving 3 months from now.
What are the cheapest airlines to fly from Ontario to Rome Fiumicino Airport one-way?
The cheapest airlines for a one-way flight from Ontario to Rome Fiumicino Airport are British Airways ($408), KLM ($418), and United Airlines ($439).
Can I find deals for flights from Ontario to Leonardo da Vinci/Fiumicino that include hotel bookings?
Yes. In addition to deals on Ontario to Leonardo da Vinci/Fiumicino flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Ontario to Leonardo da Vinci/Fiumicino?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Leonardo da Vinci/Fiumicino.
Can I find deals for business class flights from Ontario to Leonardo da Vinci/Fiumicino?
Yes. Cheapflights offers flight deals from Ontario to Leonardo da Vinci/Fiumicino 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 Rome Fiumicino Airport?
Currently, January is the cheapest month in which you can book a flight from Ontario to Rome Fiumicino Airport (average of $644). Flying from Ontario to Rome Fiumicino Airport in June is currently the most expensive (average of $1,208). 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

Fiumicino

Gaeta

Ciampino

Montepulciano

Ponza

Browse thousands of different options on Cheapflights for your next trip

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Top 5 airlines flying from Ontario to Leonardo da Vinci/Fiumicino

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$541	Average$1,126	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$556	Average$1,105	FlexibilityNo cancel fee	On-time69%
KLM	Cheapest$591	Average$1,064	FlexibilityNo cancel fee	On-time75%
American Airlines	Cheapest$859	Average$1,288	FlexibilityNo cancel fee	On-time71%
British Airways	Cheapest$924	Average$1,118	FlexibilityNo cancel fee	On-time70%

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$408+ Cheap flights from Ontario (ONT) to Fiumicino (FCO)

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 10/18. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Ontario to Leonardo da Vinci/Fiumicino with Cheapflights

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Cheap flight deals from Ontario to Leonardo da Vinci/Fiumicino

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Most trusted provider

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Find flight deals from Ontario to Leonardo da Vinci/Fiumicino

Cheapest flights from Ontario to Leonardo da Vinci/FiumicinoExplore the most affordable flight options available from Ontario to Leonardo da Vinci/Fiumicino. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 25, 2025.

Explore the most affordable flight options available from Ontario to Leonardo da Vinci/Fiumicino. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 25, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ontario to Rome Fiumicino Airport that are best for you.

Compare providers for flights from Ontario to Leonardo da Vinci/Fiumicino

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Leonardo da Vinci/Fiumicino in April.

Best time to book a flight from Ontario to Leonardo da Vinci/Fiumicino

Have a flexible travel schedule? Discover the best time to fly to Leonardo da Vinci/Fiumicino from Ontario with our price prediction graph.

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Everything you need to know about your flight from Ontario to Rome Fiumicino Airport

What is the cheapest month to book a flight from Ontario to Rome Fiumicino Airport?

What is the cheapest time of day to fly from ONT to FCO?

Find hourly flight availability from Ontario to Leonardo da Vinci/Fiumicino. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 25, 2025.

Rainfall in Leonardo da Vinci/Fiumicino by month

Plan your trip to Leonardo da Vinci/Fiumicino by taking into account the average rainfall totals by month.

Temperature in Leonardo da Vinci/Fiumicino by month

Plan your trip to Leonardo da Vinci/Fiumicino by taking into account the average temperature totals by month.

Reviews of airlines servicing Leonardo da Vinci/Fiumicino

Peruse reviews from past customers who have flown with Delta, KLM and Air France from Ontario to Rome to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Leonardo da Vinci/Fiumicino. 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 Rome Fiumicino?

What are the cheapest airlines flying from Ontario to Rome Fiumicino Airport round-trip?

What are the cheapest airlines to fly from Ontario to Rome Fiumicino Airport one-way?

Can I find deals for flights from Ontario to Leonardo da Vinci/Fiumicino that include hotel bookings?

How can I find direct flights from Ontario to Leonardo da Vinci/Fiumicino?

Can I find deals for business class flights from Ontario to Leonardo da Vinci/Fiumicino?

What is the cheapest month to book a flight from Ontario to Rome Fiumicino Airport?

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Alternative routes for Ontario to Leonardo da Vinci/Fiumicino

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Top 5 airlines flying from Ontario to Leonardo da Vinci/Fiumicino

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Cheapest flights from Ontario to Leonardo da Vinci/Fiumicino
Explore the most affordable flight options available from Ontario to Leonardo da Vinci/Fiumicino. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 25, 2025.