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$398+ Cheap flights from Ontario to Florence, SC (ONT - FLO)

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 9/26. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — FLO
Jun 4 — Jun 111
Thu 6/4
Thu 6/11
1 adult, Economy
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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 May 5, 2026.

This American Airlines deal was found by Cheapflights users on 5/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1911:59 pm
ONT
-
FLO
2 stops12h 51m
American Airlines
Sat 5/232:35 pm
FLO
-
ONT
2 stops11h 03m
American Airlines
Deal found 5/4$555
This American Airlines deal was found by Cheapflights users on 4/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1711:59 pm
ONT
-
FLO
2 stops11h 11m
American Airlines
Wed 7/222:35 pm
FLO
-
ONT
2 stops12h 24m
American Airlines
Deal found 4/30$717
This American Airlines deal was found by Cheapflights users on 4/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/167:00 am
ONT
-
FLO
2 stops13h 33m
American Airlines
Wed 7/222:35 pm
FLO
-
ONT
2 stops12h 24m
American Airlines
Deal found 4/30$745

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 (FLO). 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 May 5, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$555
(American Airlines)

One-way from

$398
(American Airlines)
Provider with most accurate pricing for Ontario-Florence flight deals.
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Provider most trusted by Cheapflights users for Ontario-Florence flights.
Search Deals
From Ontario to Florence
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One-way flight from Ontario to Florence
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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 May 5, 2026.
Use the filters below to find and compare flights from Ontario to Florence that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

OntarioFlorence

ONT - FLO

ONTFLO

Ontario

Tue 5/19

11:59 pm-3:50 pm

2 stops12h 51m

Florence

Sat 5/23

2:35 pm-10:38 pm

2 stops11h 03m

$555

OntarioFlorence

ONT - FLO

ONTFLO

Ontario

Thu 7/16

7:00 am-11:33 pm

2 stops13h 33m

Florence

Wed 7/22

2:35 pm-11:59 pm

2 stops12h 24m

$745
Cheapest one-way
Quickest one-way

OntarioFlorence

ONT - FLO

ONTFLO

Ontario

Tue 10/27

11:12 pm-10:26 am

1 stop8h 14m

$398

OntarioFlorence

ONT - FLO

ONTFLO

Ontario

Tue 8/25

10:29 am-10:59 pm

2 stops9h 30m

$403

OntarioFlorence

ONT - FLO

ONTFLO

Ontario

Mon 10/26

11:12 pm-10:26 am

1 stop8h 14m

$437

OntarioFlorence

ONT - FLO

ONTFLO

Ontario

Thu 10/22

11:12 pm-10:26 am

1 stop8h 14m

$531

OntarioFlorence

ONT - FLO

ONTFLO

Ontario

Sun 10/25

11:12 pm-10:26 am

1 stop8h 14m

$551

OntarioFlorence

ONT - FLO

ONTFLO

Ontario

Thu 8/27

11:25 pm-10:59 pm

1 stop20h 34m

$960

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/3

Sorted by cheapest first

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 May.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars

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

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, South Carolina?

    Airlines like American Airlines fly from Ontario to Florence, South Carolina in about 12h 51m. The time it takes to get you to your destination can typically vary by up to . The distance between Ontario and Florence, South Carolina is about 2152 mi.

  • 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.

See more FAQs

Traveling to a place near Florence?

Book flights to Florence if you plan to visit one of these locations
Sumter
Hartsville
Darlington

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