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CA $479 Cheap Flights from Ontario Intl. Airport (ONT) to Rome (FCO)

View CA $479 flight on Wed, Feb 10, 2027Opens in a new window

Popular airlines from Ontario Intl. Airport (ONT) to Fiumicino - Leonardo da Vinci Intl. Airport (FCO)

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Cheap flights from Ontario Intl. Airport (ONT) to Rome (FCO)

Prices were available within the past 7 days and start at CA $479 for one-way flights and CA $1,055 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Jan 12 - Tue, Feb 2
ONT
Ontario
FCO
Rome
CA $1,055 Roundtrip, found 6 days ago
CA $1,055
Roundtrip
found 6 days ago
Select United flight, departing Tue, Jan 12 from Ontario to Rome, returning Tue, Feb 2, priced at CA $1,055 found 6 days ago
United
Tue, Jan 12 - Tue, Feb 2
ONT
Ontario
FCO
Rome
CA $1,057 Roundtrip, found 6 days ago
CA $1,057
Roundtrip
found 6 days ago
Select United flight, departing Tue, Jan 12 from Ontario to Rome, returning Tue, Feb 2, priced at CA $1,057 found 6 days ago
Delta
Tue, Jan 12 - Tue, Feb 2
ONT
Ontario
FCO
Rome
CA $1,057 Roundtrip, found 6 days ago
CA $1,057
Roundtrip
found 6 days ago
Select Delta flight, departing Tue, Jan 12 from Ontario to Rome, returning Tue, Feb 2, priced at CA $1,057 found 6 days ago
Delta
Tue, Jan 12 - Tue, Feb 2
ONT
Ontario
FCO
Rome
CA $1,096 Roundtrip, found 6 days ago
CA $1,096
Roundtrip
found 6 days ago
Select Delta flight, departing Tue, Jan 12 from Ontario to Rome, returning Tue, Feb 2, priced at CA $1,096 found 6 days ago
American Airlines
Tue, Aug 11 - Tue, Aug 18
ONT
Ontario
FCO
Rome
CA $1,102 Roundtrip, just found
CA $1,102
Roundtrip
just found
Select American Airlines flight, departing Tue, Aug 11 from Ontario to Rome, returning Tue, Aug 18, priced at CA $1,102 just found
Alaska Airlines
Fri, Aug 14 - Fri, Aug 21
ONT
Ontario
FCO
Rome
CA $1,115 Roundtrip, just found
CA $1,115
Roundtrip
just found
Select Alaska Airlines flight, departing Fri, Aug 14 from Ontario to Rome, returning Fri, Aug 21, priced at CA $1,115 just found
United
Tue, Aug 11 - Tue, Aug 18
ONT
Ontario
FCO
Rome
CA $1,119 Roundtrip, just found
CA $1,119
Roundtrip
just found
Select United flight, departing Tue, Aug 11 from Ontario to Rome, returning Tue, Aug 18, priced at CA $1,119 just found
Alaska Airlines
Tue, Aug 11 - Tue, Aug 18
ONT
Ontario
FCO
Rome
CA $1,132 Roundtrip, just found
CA $1,132
Roundtrip
just found
Select Alaska Airlines flight, departing Tue, Aug 11 from Ontario to Rome, returning Tue, Aug 18, priced at CA $1,132 just found
Delta
Tue, Jan 12 - Tue, Feb 2
ONT
Ontario
FCO
Rome
CA $1,136 Roundtrip, found 6 days ago
CA $1,136
Roundtrip
found 6 days ago
Select Delta flight, departing Tue, Jan 12 from Ontario to Rome, returning Tue, Feb 2, priced at CA $1,136 found 6 days ago
British Airways
Fri, Aug 14 - Fri, Aug 21
ONT
Ontario
FCO
Rome
CA $1,147 Roundtrip, just found
CA $1,147
Roundtrip
just found
Select British Airways flight, departing Fri, Aug 14 from Ontario to Rome, returning Fri, Aug 21, priced at CA $1,147 just found

Find the cheapest month to fly from Ontario (ONT) to Rome (FCO)

November is typically the cheapest month to fly

From CA $1,050 - CA $1,350 per traveller.

Frequently asked questions

How much does a flight from Ontario Intl. Airport (ONT) to Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) cost?
You can find one-way and return flights from ONT to FCO with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when ONT to FCO ticket fares go up or down.
What is the cheapest month to fly from Ontario Intl. Airport (ONT) to Rome (FCO-Fiumicino - Leonardo da Vinci Intl.)?
The cheapest months to fly from ONT to FCO are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Ontario Intl. Airport (ONT) to Rome (FCO-Fiumicino - Leonardo da Vinci Intl.)?
Enter ONT to FCO and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Ontario Intl. Airport (ONT) to Rome (FCO-Fiumicino - Leonardo da Vinci Intl.)?
Skywest Air is one of the cheapest airlines offering connecting return flights from Ontario Intl. Airport (ONT) to Rome (FCO-Fiumicino - Leonardo da Vinci Intl.), with prices starting from around CA$1730 for flights that can be booked for departure within the next year. These flights typically include a layover in Sky Harbor Intl. (PHX). Prices are per adult for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Ontario Intl. Airport (ONT) to Rome (FCO-Fiumicino - Leonardo da Vinci Intl.)?
To find a cheap flight from Ontario Intl. Airport (ONT) to Rome (FCO-Fiumicino - Leonardo da Vinci Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Ontario Intl. Airport (ONT) to Rome (FCO-Fiumicino - Leonardo da Vinci Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Ontario Intl. Airport (ONT) to Rome (FCO-Fiumicino - Leonardo da Vinci Intl.)?
There are approximately 35 connecting flights per day from Ontario Intl. Airport (ONT) to Rome (FCO-Fiumicino - Leonardo da Vinci Intl.). Some common connection points include O'Hare Intl. (ORD), Dallas-Fort Worth Intl. (DFW), and Seattle - Tacoma Intl. (SEA).
What is the earliest flight from Ontario Intl. Airport (ONT) to Rome (FCO-Fiumicino - Leonardo da Vinci Intl.)?
The earliest flight from Ontario Intl. Airport (ONT) to Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) typically departs around 12:55 AM local time. This flight is operated by American Airlines and is a seasonal service, active only in September. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Ontario Intl. Airport (ONT) to Rome (FCO-Fiumicino - Leonardo da Vinci Intl.)?
You'll typically find the most flights from Ontario Intl. Airport (ONT) to Rome (FCO) on a Wednesday, with around 44 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include American Airlines, Delta, and United.
What are the most popular departure times for flights from Ontario Intl. Airport (ONT) to Rome (FCO-Fiumicino - Leonardo da Vinci Intl.)?
The most popular departure times for flights from Ontario Intl. Airport (ONT) to Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) are in the early morning, from 6am to 9am. Many major carriers, including United, Delta and American Airlines, offer flights during this window. Many travellers prefer these times as it allows for an early start to their journey, often leading to an earlier arrival at their destination.
How long does it take to fly from Ontario Intl. Airport (ONT) to Rome (FCO-Fiumicino - Leonardo da Vinci Intl.)?
There are no nonstop flights from Ontario Intl. Airport (ONT) to Rome (FCO-Fiumicino - Leonardo da Vinci Intl.). The distance between these two airports is approximately 10,152 kilometres. Flights with one stop typically take around 18 hours 48 minutes. If you opt for flights with two or more stops, your travel time will be a bit longer, usually around 19 hours 18 minutes. Keep in mind that these are average times, and your actual flight duration can vary depending on the specific routing, layover times, and even factors like wind patterns.
Can you fly business or first class from Ontario Intl. Airport (ONT) to Rome (FCO-Fiumicino - Leonardo da Vinci Intl.)?
You can fly business class from Ontario Intl. Airport (ONT) to Rome (FCO-Fiumicino - Leonardo da Vinci Intl.). Airlines that offer business class service on this route include:
  • Alaska Airlines
  • JetBlue Airways
  • United
  • Delta
  • American Airlines
How do I earn miles on a Ontario Intl. Airport (ONT) to Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) flight with Expedia?
It's easy to earn miles on a Ontario Intl. Airport (ONT) to Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Rome (FCO) from Ontario Intl. Airport (ONT)?
If you're planning to travel to Rome from Los Angeles - Ontario Intl. (ONT), you can fly directly into Fiumicino - Leonardo da Vinci Intl. (FCO). Some flights may connect through major hubs like Dallas-Fort Worth Intl. (DFW), Sky Harbor Intl. (PHX), or San Francisco Intl. (SFO) before reaching Rome. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Ontario Intl. Airport (ONT) to Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) at the last minute?
Typically, booking a last minute flight from Ontario Intl. Airport (ONT) to Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Ontario Intl. Airport (ONT) to Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) flight and hotel package?
Securing a Ontario Intl. Airport (ONT) to Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Ontario Intl. Airport (ONT) to Rome (FCO-Fiumicino - Leonardo da Vinci Intl.)?
If you booked your Ontario Intl. Airport (ONT) to Rome (FCO-Fiumicino - Leonardo da Vinci Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Ontario Intl. Airport
Destination airport
Fiumicino - Leonardo da Vinci Intl.
Airlines serving
Air Canada, Air France, Alaska Airlines, American Airlines, British Airways, Delta, Iberia, KLM, United
Roundtrip price
CA $1,054
Distance
10090 km

Book with confidence

Los Angeles to Rome Flights

The easy way to book your flights from Ontario Intl. Airport to Rome 

With Expedia, it’s simple to find and book flights to Rome from Ontario Intl. Airport whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Fiumicino - Leonardo da Vinci Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Ontario Intl. Airport to Rome today, tomorrow, or this week.  

 

Save dollars with cheap flights from Ontario Intl. Airport, ONT to Fiumicino - Leonardo da Vinci Intl., FCO 

Sort your search results by price to find great deals on your flight from Ontario Intl. Airport to Rome—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Rome from Ontario Intl. Airport currently is just CA $1,055 rising to CA $1,147.  

Here are more money-saving tips: 

  • Fly in January when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Rome  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Rome from Ontario Intl. Airport 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Rome with Expedia today.

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