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$530+ 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 1/11. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — FLR
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Find 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 October 29, 2025.

This Delta deal was found by Cheapflights users on 10/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/287:05 amONT - FLR
2 stops17h 50mDelta
Wed 11/56:40 amFLR - ONT
2 stops24h 42mDelta
Deal found 10/28$558
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/171:29 pmONT - FLR
2 stops18h 01mUnited Airlines
Sun 11/236:30 amFLR - ONT
2 stops20h 04mUnited Airlines
Deal found 10/27$606
This United Airlines deal was found by Cheapflights users on 10/28. 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 10/301:29 pmONT - FLR
2 stops19h 01mUnited Airlines
Fri 11/79:35 amFLR - ONT
2 stops21h 56mUnited Airlines
Deal found 10/28$704
This United deal was found by Cheapflights users on 10/28. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/276:00 amONT - FLR
2 stops22h 35mMultiple Airlines
Thu 12/46:35 amFLR - ONT
2 stops20h 02mMultiple Airlines
Deal found 10/28$726
This United Airlines deal was found by Cheapflights users on 10/29. 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 12/245:05 amONT - FLR
2 stops22h 30mUnited Airlines
Fri 1/92:15 pmFLR - ONT
2 stops17h 38mUnited Airlines
Deal found 10/29$813
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/51:33 pmONT - FLR
2 stops41h 57mUnited Airlines
Tue 11/118:00 amFLR - ONT
2 stops23h 51mUnited Airlines
Deal found 10/27$875
This Booking.com deal was found by Cheapflights users on 10/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/137:00 amONT - FLR
2 stops19h 45mBritish Airways
Mon 11/1711:40 amFLR - ONT
2 stops19h 19mBritish Airways
Deal found 10/29$905
This United deal was found by Cheapflights users on 10/29. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/45:05 amONT - FLR
2 stops22h 30mMultiple Airlines
Sun 12/146:30 amFLR - ONT
2 stops20h 07mMultiple Airlines
Deal found 10/29$916
This KLM deal was found by Cheapflights users on 10/28. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/137:05 amONT - FLR
2 stops16h 50mKLM
Wed 11/266:50 amFLR - ONT
2 stops18h 19mKLM
Deal found 10/28$923
This United Airlines deal was found by Cheapflights users on 10/28. 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 12/175:05 amONT - FLR
2 stops22h 30mUnited Airlines
Wed 12/316:30 amFLR - ONT
2 stops23h 37mUnited Airlines
Deal found 10/28$1,233
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/31:29 pmONT - FLR
2 stops18h 01mUnited Airlines
Mon 11/107:10 amFLR - ONT
2 stops19h 24mUnited Airlines
Deal found 10/27$1,271
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/201:29 pmONT - FLR
2 stops18h 01mUnited Airlines
Thu 11/276:35 amFLR - ONT
2 stops19h 59mUnited Airlines
Deal found 10/27$1,294

Cheap 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 October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$485
(Delta)

Popular in

June

Cheapest in

February

Average price

$672
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
Highest demand for flights based on searches. 22% potential increase in price ($239 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 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 October 29, 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

Mon 11/17

1:29 pm-4:30 pm

2 stops18h 01m

Florence Peretola

Sun 11/23

6:30 am-5:34 pm

2 stops20h 04m

$606

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

Thu 11/27

6:00 am-1:35 pm

2 stops22h 35m

Florence Peretola

Thu 12/4

6:35 am-5:37 pm

2 stops20h 02m

$726

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

Wed 12/24

5:05 am-12:35 pm

2 stops22h 30m

Florence Peretola

Fri 1/9

2:15 pm-10:53 pm

2 stops17h 38m

$813

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

Wed 11/5

1:33 pm-4:30 pm

2 stops41h 57m

Florence Peretola

Tue 11/11

8:00 am-10:51 pm

2 stops23h 51m

$875

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

Thu 11/13

7:00 am-11:45 am

2 stops19h 45m

Florence Peretola

Mon 11/17

11:40 am-9:59 pm

2 stops19h 19m

$905

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

Thu 12/4

5:05 am-12:35 pm

2 stops22h 30m

Florence Peretola

Sun 12/14

6:30 am-5:37 pm

2 stops20h 07m

$916

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

Thu 11/13

7:05 am-8:55 am

2 stops16h 50m

Florence Peretola

Wed 11/26

6:50 am-4:09 pm

2 stops18h 19m

$923

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

Sun 1/4

10:42 am-12:35 pm

2 stops16h 53m

Florence Peretola

Tue 3/24

6:30 am-8:45 pm

2 stops22h 15m

$992

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

Wed 12/17

5:05 am-12:35 pm

2 stops22h 30m

Florence Peretola

Wed 12/31

6:30 am-9:07 pm

2 stops23h 37m

$1,233

OntarioFlorence

ONT - FLR

ONTFLR

Ontario

Mon 11/3

1:29 pm-4:30 pm

2 stops18h 01m

Florence Peretola

Mon 11/10

7:10 am-5:34 pm

2 stops19h 24m

$1,271

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 20 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 October.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 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 $414). 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 October 29, 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
8,999 reviews

Boarding

7.7

Crew

8.1

Comfort

7.3

Entertainment

7.1

Overall

7.4

Food

6.6

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
8,999 reviews
United Airlines
7.4
Good
8,999 reviews

Boarding

7.7

Crew

8.1

Comfort

7.3

Entertainment

7.1

Overall

7.4

Food

6.6

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 $606, United Airlines can have you in Florence from Ontario in 18h 01m. 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 $414). 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

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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 October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$557Average$658FlexibilityNo cancel feeOn-time69%

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