HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Florence

$324+ Cheap flights from Ontario (ONT) to Florence (FLR)

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 4/18. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — FLR
Jan 13 — Jan 201
Tue 1/13
Tue 1/20
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Florence with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Ontario to Florence

Cheapest flights from Ontario to Florence
Explore the most affordable flight options available from Ontario to Florence. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 14, 2025.

This United Airlines deal was found by Cheapflights users on 12/13. 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.
Sun 12/146:00 amONT - FLR
2 stops22h 35mUnited Airlines
Sun 12/218:00 amFLR - ONT
2 stops23h 41mUnited Airlines
Deal found 12/13$747
This United Airlines deal was found by Cheapflights users on 12/12. 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.
Tue 12/231:40 pmONT - FLR
2 stops37h 55mUnited Airlines
Tue 12/306:30 amFLR - ONT
2 stops24h 22mUnited Airlines
Deal found 12/12$1,016
This United Airlines deal was found by Cheapflights users on 12/11. 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.
Sat 12/131:34 pmONT - FLR
2 stops17h 56mUnited Airlines
Mon 12/227:10 amFLR - ONT
2 stops19h 33mUnited Airlines
Deal found 12/11$1,134
This United Airlines deal was found by Cheapflights users on 12/14. 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.
Mon 12/151:34 pmONT - FLR
2 stops17h 56mUnited Airlines
Mon 12/227:10 amFLR - ONT
2 stops19h 33mUnited Airlines
Deal found 12/14$1,178
This United Airlines deal was found by Cheapflights users on 12/12. 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 12/246:04 amONT - FLR
2 stops21h 31mUnited Airlines
Wed 12/316:30 amFLR - ONT
2 stops39h 08mUnited Airlines
Deal found 12/12$1,320
This United Airlines deal was found by Cheapflights users on 12/13. 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.
Fri 12/196:04 amONT - FLR
2 stops21h 31mUnited Airlines
Wed 12/246:30 amFLR - ONT
2 stops20h 40mUnited Airlines
Deal found 12/13$1,418
This United Airlines deal was found by Cheapflights users on 12/12. 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.
Fri 12/191:40 pmONT - FLR
2 stops17h 50mUnited Airlines
Fri 12/269:35 amFLR - ONT
2 stops22h 06mUnited Airlines
Deal found 12/12$1,546
This oojo deal was found by Cheapflights users on 12/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1212:46 pmONT - FLR
2 stops37h 59mBritish Airways
Fri 12/1912:45 pmFLR - ONT
2 stops20h 01mBritish Airways
Deal found 12/11$1,616
This United Airlines deal was found by Cheapflights users on 12/12. 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.
Tue 12/165:05 amONT - FLR
2 stops31h 55mUnited Airlines
Thu 12/182:15 pmFLR - ONT
2 stops41h 10mUnited Airlines
Deal found 12/12$4,348
This oojo deal was found by Cheapflights users on 12/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1811:59 pmONT - FLR
2 stops50h 46mBritish Airways
Mon 12/293:20 pmFLR - ONT
2 stops39h 54mBritish Airways
Deal found 12/13$4,665
This United Airlines deal was found by Cheapflights users on 12/12. 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.
Thu 12/1810:42 amONT - FLR
2 stops20h 48mUnited Airlines
Mon 12/297:10 amFLR - ONT
2 stops19h 33mUnited Airlines
Deal found 12/12$7,455

Find flight deals from Ontario to Florence

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Florence (FLR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 14, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$489
(oojo)

One-way from

$324
(oojo)

Popular in

June

Cheapest in

November

Average price

$753
Provider with most accurate pricing for Ontario-Florence Peretola flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-Florence Peretola flights.
Search Deals
From Ontario to Florence Peretola
Search Deals
One-way flight from Ontario to Florence Peretola
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($240 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Florence 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 December 14, 2025.
Use the filters below to find and compare flights from Ontario to Florence that are best for you.

Fly from

Ontario

Fly to

Florence

Route

Depart

Return

Price

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

Fri 2/6

4:45 pm-11:45 am

2 stops34h 00m

Florence Peretola

Sun 2/15

12:40 pm-6:39 pm

2 stops38h 59m

$489

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

Thu 1/29

7:16 am-11:45 am

2 stops19h 29m

Florence Peretola

Wed 2/11

12:10 pm-11:58 pm

2 stops44h 48m

$489

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

Sun 2/15

11:59 pm-11:20 am

2 stops50h 21m

Florence Peretola

Wed 3/4

12:10 pm-11:58 pm

2 stops44h 48m

$494

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

Mon 2/2

6:00 am-12:35 pm

2 stops21h 35m

Florence Peretola

Thu 2/19

6:30 am-10:57 pm

2 stops25h 27m

$500

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

Tue 1/27

5:05 am-12:35 pm

2 stops22h 30m

Florence Peretola

Thu 2/19

6:30 am-10:57 pm

2 stops25h 27m

$500

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

Sat 1/31

5:05 am-12:35 pm

2 stops22h 30m

Florence Peretola

Thu 2/19

6:30 am-10:57 pm

2 stops25h 27m

$500

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

Wed 1/28

6:00 am-12:35 pm

2 stops21h 35m

Florence Peretola

Wed 2/4

6:30 am-8:58 pm

2 stops23h 28m

$500

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

Wed 1/28

5:05 am-12:35 pm

2 stops22h 30m

Florence Peretola

Thu 2/19

6:30 am-10:57 pm

2 stops25h 27m

$500

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

Sun 2/1

6:00 am-12:35 pm

2 stops21h 35m

Florence Peretola

Thu 2/19

6:30 am-8:50 pm

2 stops23h 20m

$500

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

Sun 3/1

1:45 pm-4:30 pm

2 stops17h 45m

Florence Peretola

Sun 3/8

8:00 am-9:36 pm

2 stops22h 36m

$502

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Showing 1-10 of 18 results
1
2

Compare providers for flights from Ontario to Florence

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 Florence in December.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

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

Have a flexible travel schedule? Discover the best time to fly to Florence 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 Florence

What is the cheapest month to book a flight from Ontario to Florence?

Currently, February is the cheapest month in which you can book a flight from Ontario to Florence (average of $408). Flying from Ontario to Florence in June is currently the most expensive (average of $673). 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.

Reviews of airlines servicing Florence

Get insights into the airlines that provide service to Florence. 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 Florence. Reviews last updated December 14, 2025.
Get a feel of what it's like to fly with United Airlines from Ontario to Florence by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,094 reviews

Boarding

7.7

Entertainment

7.1

Crew

8.1

Comfort

7.3

Food

6.6

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
9,094 reviews
United Airlines
7.4
Good
9,094 reviews

Boarding

7.7

Entertainment

7.1

Crew

8.1

Comfort

7.3

Food

6.6

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Ontario to Florence. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Ontario to Florence?

    For as low as $500, British Airways can have you in Florence from Ontario in 21h 35m. The distance from Ontario to Florence is about 6163 mi. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Ontario to Florence round-trip?

    According to our current data, United Airlines ($557), offers the cheapest pricing from Ontario to Florence.

  • Can I find deals for flights from Ontario to Florence that include hotel bookings?

    Yes. In addition to deals on Ontario to Florence flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Florence?

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

  • Can I find deals for business class flights from Ontario to Florence?

    Yes. Cheapflights offers flight deals from Ontario to Florence 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 Florence?

    Currently, February is the cheapest month in which you can book a flight from Ontario to Florence (average of $408). Flying from Ontario to Florence in June is currently the most expensive (average of $673). 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

Traveling to a place near Florence?

Book flights to Florence if you plan to visit one of these locations
Pistoia

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ontario to Florence

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Leonardo da Vinci/Fiumicino flights
San Francisco to Leonardo da Vinci/Fiumicino flights
Ontario to Leonardo da Vinci/Fiumicino flights
Santa Ana to Leonardo da Vinci/Fiumicino flights
San Jose to Leonardo da Vinci/Fiumicino flights
Burbank to Leonardo da Vinci/Fiumicino flights
Los Angeles to Florence flights
San Francisco to Florence flights
San Diego to Leonardo da Vinci/Fiumicino flights
Los Angeles to Ciampino flights
Oakland to Leonardo da Vinci/Fiumicino flights
Sacramento to Leonardo da Vinci/Fiumicino flights
Las Vegas to Leonardo da Vinci/Fiumicino flights
San Francisco to Ciampino flights
Santa Ana to Florence flights
Los Angeles to Pisa flights
San Jose to Florence flights
San Diego to Florence flights
Palm Springs to Leonardo da Vinci/Fiumicino flights
Oakland to Florence flights
Reno to Leonardo da Vinci/Fiumicino flights
Fresno to Leonardo da Vinci/Fiumicino flights
Las Vegas to Florence flights
San Francisco to Pisa flights
Santa Barbara to Leonardo da Vinci/Fiumicino flights
Sacramento to Florence flights
Santa Ana to Pisa flights
Monterey to Leonardo da Vinci/Fiumicino flights
San Luis Obispo to Leonardo da Vinci/Fiumicino flights
Medford to Leonardo da Vinci/Fiumicino flights
Long Beach to Leonardo da Vinci/Fiumicino flights
Santa Rosa to Leonardo da Vinci/Fiumicino flights
San Diego to Pisa flights
Sacramento to Pisa flights
San Jose to Pisa flights
Santa Barbara to Florence flights
Arcata to Leonardo da Vinci/Fiumicino flights
Medford to Florence flights
Reno to Pisa flights
Burbank to Florence flights
Monterey to Florence flights
Las Vegas to Ciampino flights
Las Vegas to Pisa flights
Redding to Leonardo da Vinci/Fiumicino flights
Burbank to Pisa flights
Oakland to Pisa flights

Top airline flying from Ontario to Florence

Discover the top airline that operate flights from Ontario to Florence. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$557Average$658FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.