$466 Cheap Flights from Florence (FLR) to Ontario (ONT)

View $466 flight on Wed, Feb 4, 2026Opens in a new window

Popular airlines from Florence Airport, Peretola (FLR) to Los Angeles - Ontario Intl. Airport (ONT)

Cheap Flights from Florence to Ontario (FLR-ONT)

Prices were available within the past 7 days and start at $466 for one-way flights and $729 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Mon, Dec 22 - Sat, Jan 17
FLR
Florence
ONT
Ontario
$729 Roundtrip, found 3 days ago
$729
Roundtrip
found 3 days ago
Select British Airways flight, departing Mon, Dec 22 from Florence to Ontario, returning Sat, Jan 17, priced at $729 found 3 days ago
Iberia
Wed, Jan 14 - Sat, Jan 31
FLR
Florence
ONT
Ontario
$739 Roundtrip, found 4 days ago
$739
Roundtrip
found 4 days ago
Select Iberia flight, departing Wed, Jan 14 from Florence to Ontario, returning Sat, Jan 31, priced at $739 found 4 days ago
British Airways
Mon, Dec 22 - Sat, Jan 10
FLR
Florence
ONT
Ontario
$749 Roundtrip, found 1 day ago
$749
Roundtrip
found 1 day ago
Select British Airways flight, departing Mon, Dec 22 from Florence to Ontario, returning Sat, Jan 10, priced at $749 found 1 day ago
United
Wed, Jul 15 - Thu, Jul 23
FLR
Florence
ONT
Ontario
$805 Roundtrip, found 1 day ago
$805
Roundtrip
found 1 day ago
Select United flight, departing Wed, Jul 15 from Florence to Ontario, returning Thu, Jul 23, priced at $805 found 1 day ago
British Airways
Mon, Dec 22 - Sat, Jan 10
FLR
Florence
ONT
Ontario
$831 Roundtrip, found 3 days ago
$831
Roundtrip
found 3 days ago
Select British Airways flight, departing Mon, Dec 22 from Florence to Ontario, returning Sat, Jan 10, priced at $831 found 3 days ago
United
Fri, Jul 10 - Sun, Jul 19
FLR
Florence
ONT
Ontario
$853 Roundtrip, found 2 days ago
$853
Roundtrip
found 2 days ago
Select United flight, departing Fri, Jul 10 from Florence to Ontario, returning Sun, Jul 19, priced at $853 found 2 days ago
Lufthansa
Fri, Jul 10 - Sun, Jul 19
FLR
Florence
ONT
Ontario
$874 Roundtrip, found 2 days ago
$874
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Fri, Jul 10 from Florence to Ontario, returning Sun, Jul 19, priced at $874 found 2 days ago
United
Wed, Jul 15 - Thu, Jul 23
FLR
Florence
ONT
Ontario
$878 Roundtrip, found 1 day ago
$878
Roundtrip
found 1 day ago
Select United flight, departing Wed, Jul 15 from Florence to Ontario, returning Thu, Jul 23, priced at $878 found 1 day ago
United
Wed, Jul 15 - Thu, Jul 23
FLR
Florence
ONT
Ontario
$880 Roundtrip, found 1 day ago
$880
Roundtrip
found 1 day ago
Select United flight, departing Wed, Jul 15 from Florence to Ontario, returning Thu, Jul 23, priced at $880 found 1 day ago
American Airlines
Wed, Jul 15 - Thu, Jul 23
FLR
Florence
ONT
Ontario
$944 Roundtrip, found 1 day ago
$944
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Jul 15 from Florence to Ontario, returning Thu, Jul 23, priced at $944 found 1 day ago

Frequently asked questions

How much does a flight from Peretola Airport (FLR) to Los Angeles - Ontario Intl. Airport (ONT) cost?
Snag a cheap one-way flight from $466 or cheap return flight from $729 from Peretola Airport (FLR) to Los Angeles - Ontario Intl. Airport (ONT) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Peretola Airport (FLR) to Los Angeles - Ontario Intl. Airport (ONT)?
December is the most affordable month to fly from FLR to ONT. Traveling during quieter months is often the key to finding better fares.
What is the cheapest airline that flies from Peretola Airport (FLR) to Los Angeles - Ontario Intl. Airport (ONT)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest FLR to ONT flight.
How many flights per day from Peretola Airport (FLR) to Los Angeles - Ontario Intl. Airport (ONT)?
Nonstop flights from Peretola Airport (FLR) to Los Angeles - Ontario Intl. Airport (ONT) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from FLR to ONT?
You'll usually find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Peretola Airport (FLR) to Los Angeles - Ontario Intl. Airport (ONT)?
To reach Los Angeles - Ontario Intl. Airport (ONT) on time, select a flight that takes off from Peretola Airport (FLR) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Peretola Airport (FLR) to Los Angeles - Ontario Intl. Airport (ONT) last-minute?
Waiting until right before your break to book a flight from FLR to ONT generally means paying more. While you might find some last-minute offers, they aren't always guaranteed. Be flexible with your travel plans to maximize your chances of landing a bargain.
Is it cheaper to book a FLR to ONT flight and hotel package?
You'll typically save money by securing a FLR to ONT flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. After choosing your preferred flights and accommodations, consider adding extras such as car rentals, activities and tours.
Can I cancel or change the date of my flight from Peretola Airport (FLR) to Los Angeles - Ontario Intl. Airport (ONT)?
It's usually possible to reschedule or cancel your FLR to ONT flight. However, for bookings made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Travel information

Origin airport
Peretola
Destination airport
Los Angeles - Ontario Intl.
Airlines serving
Air France, American Airlines, British Airways, Delta, KLM, United
Roundtrip price
$728
Distance
6166 mi

Book with confidence

Book with confidence

Florence to Ontario Flights

The cheapest times to fly from Florence to Ontario

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Florence to Ontario are during the month of December. You can find some of the cheapest flights from Florence to Ontario with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Florence to Ontario

Sunday is one of the best days to book for cheap flights from Florence to Ontario: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Florence to Ontario

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Florence to Ontario in 2025. You can also book with separate airlines for your outbound and return journeys, from $466 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Florence to Ontario flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Florence to Ontario airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Florence to Ontario Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.