Cheap Flight Tickets from Ontario (ONT) to Rome (FCO), Starting at $804

Good to Know: Cheapest and Fastest ONT - FCO Flights

Useful information for finding best airline tickets from Ontario International to Leonardo da Vinci–Fiumicino on your next trip.

Cheapest Round Trip Flight

$804

AS Alaska Airlines • 1 stop • 36h 53m

Aug 17 – Aug 31

The cheapest round trip flight from Ontario to Rome (ONT-FCO-ONT) is currently $804

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Fastest Flight

25h 30m

The fastest nonstop flight from Ontario to Rome (ONT-FCO) takes 25h 30m

Top Airlines Flying from Ontario to Rome

Delta Airline, DL

Delta Airlines

United Airlines, UA

United Airlines

Alaska Airlines -AS

Alaska Airlines

Latest Flight Deals from Ontario (ONT) to Rome (FCO)

Compare and book low fare round-trip air tickets from Ontario to Rome. Ideal for travelers with confirmed return itineraries.

Aug 17 - Aug 31, Economy
AS
Ontario → Rome
36h 53m
6:02 AM - 1:15 PM • 1 stop
AS
Ontario → Rome
28h 29m
3:15 PM - 11:24 PM • 1 stop
$804
Alaska Airlines
Aug 17 - Aug 31, Economy
AS
Ontario → Rome
26h 51m
12:04 PM - 1:15 PM • 1 stop
AS
Ontario → Rome
45h 19m
3:15 PM - 9:34 AM • 1 stop
$806
Alaska Airlines
Aug 17 - Aug 27, Economy
DL
Ontario → Rome
25h 30m
7:05 AM - 7:35 AM • 1 stop
DL
Ontario → Rome
35h 3m
9:00 AM - 9:03 PM • 2 stops
$892
Delta Airlines
Aug 17 - Aug 31, Economy
DL
Ontario → Rome
25h 30m
7:05 AM - 7:35 AM • 1 stop
DL
Ontario → Rome
53h 25m
12:45 PM - 11:50 AM • 1 stop
$941
Delta Airlines
Aug 17 - Aug 31, Economy
DL
Ontario → Rome
30h 45m
7:05 AM - 10:50 AM • 1 stop
DL
Ontario → Rome
30h 32m
9:45 AM - 7:17 PM • 1 stop
$942
Delta Airlines
Aug 17 - Aug 31, Economy
DL
Ontario → Rome
30h 50m
6:20 AM - 10:10 AM • 1 stop
DL
Ontario → Rome
30h 5m
1:10 PM - 10:15 PM • 1 stop
$942
Delta Airlines

Fly from Ontario to Rome with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from Ontario to Rome? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on Ontario to Rome Flights

What are the airports in Ontario?
ONT
What’s the most popular airline flying from ONT to FCO?
The most popular airline flying from Ontario to Rome are
Can I fly from ONT to FCO non-stop?
NO
Which airlines fly nonstop between Ontario and Rome?
The non-stop flights between Ontario and Rome are .
What’s the earliest departure time from ONT to FCO Airport?
The earliest flight leaves ONT at 6:02 am and lands in FCO - Leonardo da Vinci–Fiumicino
What are the airports in Rome?
FCO
Can I make changes to my Ontario to Rome flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from ONT to FCO?
Read the fare rules of the Ontario to Rome air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Ontario and Rome?
operate flights between Ontario and Rome
How long does a flight from Ontario to Rome take?
It takes approximately 13 hour to fly non-stop from ONT to FCO, which is 6321.21 miles by air.
Which airlines provide the cheapest flights from Ontario (ONT) to Rome (FCO) ?
In the past couple of days, the cheapest tickets to FCO from ONT were found on DL : USD 942
Do I need a passport to fly between ONT and FCO?
Yes
What’s the latest departure time from ONT to FCO ?
The last flight leaves ONT at 12:04 pm

Essential Information for Booking Flights from Ontario (ONT) - AI Insights

What's the cheapest airline from ont to fco?
You can find the cheapest airline from Ontario to FCO on Alaska Airlines. As a business class passenger, you'll enjoy priority check-in, lounge access, and flatbed seats. Booking in advance is recommended, as 47 days prior to your trip can help secure the best rates.
What's the popular airline to fly from ont to fco?
You can fly from Ontario International Airport (ONT) to Leonardo da Vinci–Fiumicino Airport (FCO) on Delta Airlines. As a business class passenger, you'll enjoy priority check-in, lounge access, and flatbed seats. Book your flight in advance to secure the best rates, ideally 47 days prior to your trip. This is a great opportunity to find affordable airfares with Delta Airlines.
What's the cheapest day of the week to fly from ont to fco?
The cheapest day of the week to fly from Ontario International Airport (ONT) to Leonardo da Vinci–Fiumicino Airport (FCO) is Saturday. Flying on Saturdays can result in lower fares, making it a budget-friendly option for your one-way trip.
What's the cheapest month to fly from ont to fco?
The cheapest month to fly from Ontario (ONT) to Fiumicino (FCO) is November. Flying during this time can result in budget-friendly flights, making it a great option for travelers looking to save on airfare.
Which airline/airlines fly from ont to fco?
The airlines that fly from Ontario International Airport (ONT) to Leonardo da Vinci–Fiumicino Airport (FCO) include Delta Airlines (DL), American Airlines (AA), Alaska Airlines (AS), and United Airlines (UA). You can find budget-friendly flights on these airlines' websites or through airfare comparison platforms like fareleaders.com. Low fares are available for your one-way trip, with some options starting from $800 per person.
What is the best time to book an airfare for a one-way trip from Ontario International Airport to Leonardo da Vinci–Fiumicino Airport?
It is recommended to book your airfare at least 47 days in advance for the best prices on this route.
How can I find the cheapest flights with airlines operating out of Ontario International Airport and Leonardo da Vinci–Fiumicino Airport?
You can compare airfares and prices on fareleaders.com website, which offers a comprehensive list of airlines including Alaska Airlines (AS), Delta Airlines (DL), American Airlines (AA), United Airlines (UA) for this route.
Can I book my airfare in advance to secure better fares on this route?
Yes, booking your airfare at least 47 days in advance can help you secure better fares on this route.
What are the different types of cabin options available for business class flights from Ontario International Airport to Leonardo da Vinci–Fiumicino Airport?
Business class flights offer premium service with priority, lounge, and flatbed seats.
How do I know if a flight is a one-way trip or not?
A one-way trip is a single leg flight, which means you will be traveling from Ontario International Airport to Leonardo da Vinci–Fiumicino Airport without any stops.
Can I get a refund if I need to cancel my airfare booking due to unforeseen circumstances?
Refund policies vary among airlines, so it is best to check with the airline for their specific policy on cancellations and refunds.

Ontario (ONT) to Rome (FCO): Airport Information

Origin Airport Ontario International , Ontario, US
Destination Airport Leonardo da Vinci–Fiumicino , Rome, IT
Distance 6321 miles

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