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Ontario

$105+ Cheap flights from Florida to Ontario (ONT)

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 7/22. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — ONT
Jun 11 — Jun 181
Thu 6/11
Thu 6/18
1 adult, Economy
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Cheap flight deals from Florida to Ontario

Cheapest flights from Florida to Ontario
Explore the most affordable flight options available from Florida to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 12, 2026.

This Mytrip deal was found by Cheapflights users on 5/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2210:06 pm
MIA
-
ONT
1 stop20h 01m
Frontier
Tue 7/286:00 am
ONT
-
MIA
1 stop20h 51m
Frontier
Deal found 5/8$219
This Booking.com deal was found by Cheapflights users on 5/8. 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.
Tue 9/110:53 pm
TPA
-
ONT
1 stop23h 55m
Frontier
Tue 9/83:34 pm
ONT
-
TPA
1 stop11h 41m
Frontier
Deal found 5/8$221
This Mytrip deal was found by Cheapflights users on 5/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2810:06 pm
MIA
-
ONT
1 stop24h 47m
Frontier
Tue 8/43:40 pm
ONT
-
MIA
1 stop12h 46m
Frontier
Deal found 5/11$222
This Frontier deal was found by Cheapflights users on 5/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/279:35 am
MIA
-
ONT
1 stop11h 17m
Frontier
Tue 9/13:34 pm
ONT
-
MIA
1 stop12h 42m
Frontier
Deal found 5/9$224
This Frontier deal was found by Cheapflights users on 5/12. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/412:39 pm
TPA
-
ONT
1 stop14h 10m
Frontier
Wed 7/151:28 pm
ONT
-
TPA
1 stop13h 47m
Frontier
Deal found 5/12$224
This CheapOair deal was found by Cheapflights users on 5/12. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/512:56 pm
FLL
-
ONT
1 stop7h 53m
Frontier
Tue 8/115:43 pm
ONT
-
FLL
1 stop15h 18m
Frontier
Deal found 5/12$230
This Frontier deal was found by Cheapflights users on 5/10. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/86:50 am
MIA
-
ONT
1 stop12h 40m
Frontier
Tue 7/143:40 pm
ONT
-
MIA
1 stop12h 46m
Frontier
Deal found 5/10$230
This Frontier deal was found by Cheapflights users on 5/12. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/119:19 am
MCO
-
ONT
1 stop8h 48m
Frontier
Tue 8/183:34 pm
ONT
-
MCO
1 stop9h 26m
Frontier
Deal found 5/12$230
This Expedia deal was found by Cheapflights users on 5/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/168:02 pm
TPA
-
ONT
1 stop22h 06m
Frontier
Sun 6/216:00 am
ONT
-
TPA
1 stop20h 34m
Frontier
Deal found 5/12$230
This Frontier deal was found by Cheapflights users on 5/8. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/227:00 am
MCO
-
ONT
1 stop13h 49m
Frontier
Wed 7/291:28 pm
ONT
-
MCO
1 stop13h 02m
Frontier
Deal found 5/8$232
This Mytrip deal was found by Cheapflights users on 5/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/156:00 am
MIA
-
ONT
1 stop20h 50m
Frontier
Tue 8/181:27 pm
ONT
-
MIA
1 stop14h 49m
Frontier
Deal found 5/10$234
This Frontier deal was found by Cheapflights users on 5/12. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/85:35 am
MCO
-
ONT
1 stop7h 28m
Frontier
Tue 8/183:34 pm
ONT
-
MCO
1 stop9h 26m
Frontier
Deal found 5/12$234

Find flight deals from Florida to Ontario

Keep the following information in mind while searching for Florida to Ontario flight deals. Data was last updated May 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$210
(CheapOair)

One-way from

$105
(Frontier)

Popular in

February

Cheapest in

October

Average price

$287
Provider with most accurate pricing for Orlando (ORL)-Los Angeles flight deals.
Search Deals
Provider most trusted by Cheapflights users for Orlando (ORL)-Los Angeles flights.
Search Deals
From Florida to Ontario
Search Deals
One-way flight from Florida to Ontario
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($48 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Florida to Ontario 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 12, 2026.
Use the filters below to find and compare flights from Florida to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TampaOntario

TPA - ONT

TPAONT

Tampa

Fri 5/29

10:53 pm-8:04 am

1 stop12h 11m

Ontario

Mon 6/1

6:00 am-5:28 am

1 stop20h 28m

$253

TampaOntario

TPA - ONT

TPAONT

Tampa

Fri 5/22

10:53 pm-8:04 am

1 stop12h 11m

Ontario

Tue 5/26

1:39 pm-5:41 am

1 stop13h 02m

$290

MiamiOntario

MIA - ONT

MIAONT

Miami

Thu 5/28

4:05 pm-9:48 pm

1 stop8h 43m

Ontario

Tue 6/2

10:00 pm-10:53 am

1 stop9h 53m

$342

TampaOntario

TPA - ONT

TPAONT

Tampa

Mon 5/18

8:22 pm-10:05 am

1 stop16h 43m

Ontario

Wed 5/20

6:00 am-12:47 pm

1 stop27h 47m

$343

OrlandoOntario

MCO - ONT

MCOONT

Orlando

Tue 7/14

7:25 pm-11:48 pm

1 stop7h 23m

Ontario

Wed 7/22

10:00 pm-8:56 am

1 stop7h 56m

$371

OrlandoOntario

MCO - ONT

MCOONT

Orlando

Sun 6/7

9:00 am-7:32 pm

1 stop13h 32m

Ontario

Thu 6/18

3:34 pm-5:30 am

1 stop10h 56m

$375

SarasotaOntario

SRQ - ONT

SRQONT

Sarasota Bradenton Intl

Wed 7/8

6:00 am-10:38 am

1 stop7h 38m

Ontario

Wed 7/15

11:48 am-10:52 pm

1 stop8h 04m

$395

MiamiOntario

MIA - ONT

MIAONT

Miami

Sat 5/23

11:50 am-8:45 pm

2 stops11h 55m

Ontario

Tue 5/26

9:55 pm-11:30 am

1 stop10h 35m

$398

MiamiOntario

MIA - ONT

MIAONT

Miami

Fri 5/29

6:00 am-10:57 am

1 stop7h 57m

Ontario

Tue 6/2

10:00 pm-9:29 am

1 stop8h 29m

$399

Fort MyersOntario

RSW - ONT

RSWONT

Fort Myers SW Florida Intl

Wed 7/15

3:41 pm-9:50 pm

1 stop9h 09m

Ontario

Wed 7/22

10:00 pm-9:43 am

1 stop8h 43m

$405

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/7

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Florida to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Florida 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 Florida to Ontario

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

Currently, December is the cheapest month in which you can book a flight from Florida to Ontario (average of $68). Flying from Florida to Ontario in January is currently the most expensive (average of $182). 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.

How much does it cost to fly round-trip from Florida to Ontario?

Related info for your journey

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

  • What airport do you fly into for flights to Ontario from Florida?

    For a flight from Florida to Ontario, you will be flying into Ontario. Ontario (ONT) is just 3.1 mi from the center of the city.

  • How long is the flight from Florida to Ontario?

    Frontier, Delta, and Southwest can get you from Florida to Ontario in just under 8h 43m. Your travel time can differ by up to 3h 28m. There are 2291 mi between Florida and Ontario. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Florida to Ontario one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $75. Users have also found prices from $84 and $98 on JetBlue and Delta, respectively.

  • What are the most popular routes from Florida to Ontario?

    Most travelers choose Miami - Ontario, Orlando - Ontario or Fort Lauderdale - Ontario when deciding on the best route from Florida to Ontario.

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

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

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

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

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

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

    Currently, December is the cheapest month in which you can book a flight from Florida to Ontario (average of $68). Flying from Florida to Ontario in January is currently the most expensive (average of $182). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Florida to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Florida to Ontario

Discover the top 5 airlines that operate flights from Florida to Ontario. 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 May 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$91Average$255FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$183Average$379FlexibilityNo cancel feeOn-time69%
DeltaCheapest$183Average$422FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$239Average$453FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$292Average$450FlexibilityNo cancel feeOn-time63%

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