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Ontario

$69+ 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 1/17. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — ONT
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
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 December 18, 2025.

This Gotogate deal was found by Cheapflights users on 12/16. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2510:16 amMCO - ONT
1 stop8h 05mFrontier
Wed 12/316:45 amONT - MCO
1 stop19h 46mFrontier
Deal found 12/16$214
This Frontier deal was found by Cheapflights users on 12/16. 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.
Mon 12/227:05 amMIA - ONT
1 stop13h 10mFrontier
Mon 1/56:00 pmONT - MIA
1 stop8h 35mFrontier
Deal found 12/16$233
This CheapOair deal was found by Cheapflights users on 12/16. 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.
Sat 12/207:05 amMIA - ONT
1 stop12h 26mFrontier
Mon 1/56:00 amONT - MIA
1 stop20h 35mFrontier
Deal found 12/16$234
This CheapOair deal was found by Cheapflights users on 12/17. 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.
Thu 12/256:45 amTPA - ONT
1 stop20h 14mFrontier
Thu 1/157:56 pmONT - TPA
1 stop11h 29mFrontier
Deal found 12/17$234
This Frontier deal was found by Cheapflights users on 12/16. 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 12/2510:16 amMCO - ONT
1 stop8h 05mFrontier
Sun 1/46:37 pmONT - MCO
1 stop8h 13mFrontier
Deal found 12/16$242
This CheapOair deal was found by Cheapflights users on 12/15. 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.
Mon 12/227:05 amMIA - ONT
1 stop17h 12mFrontier
Thu 12/256:07 pmONT - MIA
1 stop8h 28mFrontier
Deal found 12/15$255
This Frontier deal was found by Cheapflights users on 12/16. 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 12/2510:16 amMCO - ONT
1 stop8h 05mFrontier
Thu 1/19:48 amONT - MCO
1 stop11h 05mFrontier
Deal found 12/16$258
This CheapOair deal was found by Cheapflights users on 12/16. 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.
Thu 12/2510:16 amMCO - ONT
1 stop8h 05mFrontier
Mon 12/296:20 pmONT - MCO
1 stop27h 39mFrontier
Deal found 12/16$259
This CheapOair deal was found by Cheapflights users on 12/16. 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.
Thu 12/256:45 amTPA - ONT
1 stop20h 14mFrontier
Tue 12/308:19 amONT - TPA
1 stop13h 11mFrontier
Deal found 12/16$259
This Frontier deal was found by Cheapflights users on 12/16. 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.
Sun 12/217:05 amMIA - ONT
1 stop13h 37mFrontier
Tue 12/236:17 pmONT - MIA
1 stop8h 18mFrontier
Deal found 12/16$267
This Frontier deal was found by Cheapflights users on 12/16. 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.
Mon 12/226:50 amMCO - ONT
1 stop13h 25mFrontier
Sun 1/46:37 pmONT - MCO
1 stop8h 13mFrontier
Deal found 12/16$268
This CheapOair deal was found by Cheapflights users on 12/16. 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.
Thu 12/187:05 amMIA - ONT
1 stop13h 17mFrontier
Thu 1/16:45 amONT - MIA
1 stop19h 15mFrontier
Deal found 12/16$279

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 December 18, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$149
(CheapOair)

One-way from

$69
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$302
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.
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From Florida to Ontario
Search Deals
One-way flight from Florida to Ontario
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($18 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 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 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 December 18, 2025.
Use the filters below to find and compare flights from Florida to Ontario that are best for you.

Fly from

Florida

Fly to

Ontario

Route

Depart

Return

Price

TampaOntario

TPA - ONT

TPAONT

Tampa

Sat 1/31

4:40 pm-11:24 pm

1 stop9h 44m

Ontario

Tue 2/3

7:15 am-6:53 pm

1 stop8h 38m

$149

OrlandoOntario

MCO - ONT

MCOONT

Orlando

Sat 1/17

3:56 pm-1:48 pm

1 stop24h 52m

Ontario

Sat 1/24

7:15 am-7:10 pm

1 stop8h 55m

$160

OrlandoOntario

MCO - ONT

MCOONT

Orlando

Wed 2/25

7:40 am-1:52 pm

1 stop9h 12m

Ontario

Sat 2/28

8:21 am-8:47 pm

1 stop9h 26m

$165

TampaOntario

TPA - ONT

TPAONT

Tampa

Wed 2/18

11:40 am-9:34 pm

1 stop12h 54m

Ontario

Sat 2/21

8:21 am-10:20 pm

1 stop10h 59m

$165

OrlandoOntario

MCO - ONT

MCOONT

Orlando

Sat 2/21

5:30 am-7:59 am

1 stop29h 29m

Ontario

Tue 2/24

3:22 pm-6:30 am

1 stop12h 08m

$166

OrlandoOntario

MCO - ONT

MCOONT

Orlando

Thu 2/26

8:00 am-2:29 pm

1 stop9h 29m

Ontario

Mon 3/2

3:28 pm-5:33 am

2 stops11h 05m

$181

OrlandoOntario

MCO - ONT

MCOONT

Orlando

Wed 1/14

9:00 am-5:54 pm

1 stop11h 54m

Ontario

Tue 1/27

7:15 am-12:15 am

1 stop14h 00m

$182

OrlandoOntario

MCO - ONT

MCOONT

Orlando

Wed 1/7

3:09 pm-11:14 pm

1 stop11h 05m

Ontario

Mon 1/12

2:34 pm-6:15 am

1 stop12h 41m

$182

OrlandoOntario

MCO - ONT

MCOONT

Orlando

Wed 4/8

7:20 am-4:58 pm

1 stop12h 38m

Ontario

Sat 4/11

5:24 pm-5:50 am

1 stop9h 26m

$182

OrlandoOntario

MCO - ONT

MCOONT

Orlando

Wed 1/14

9:00 am-5:54 pm

1 stop11h 54m

Ontario

Thu 1/22

2:06 pm-11:58 pm

1 stop6h 52m

$182

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 60 results
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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, October is the cheapest month in which you can book a flight from Florida to Ontario (average of $70). Flying from Florida to Ontario in April is currently the most expensive (average of $136). 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.

What is the cheapest time of day to fly from FL to ONT?

Find hourly flight availability from Florida to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

When flying from Florida to Ontario, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 5% versus a flight at noon.

What is the cheapest day to fly from Florida to Ontario?

Use this chart to determine the cheapest time to fly round-trip from Florida to Ontario. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Florida to Ontario flight should consider departing on Wednesday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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, Alaska Airlines, and Delta can get you from Florida to Ontario in just under 9h 44m. Your travel time can differ by up to 13h 44m. There are 2106 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 $71. Users have also found prices from $98 and $128 on Delta and United Airlines, 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, October is the cheapest month in which you can book a flight from Florida to Ontario (average of $70). Flying from Florida to Ontario in April is currently the most expensive (average of $136). 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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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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$151Average$262FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$183Average$385FlexibilityNo cancel feeOn-time69%
DeltaCheapest$204Average$482FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$266Average$438FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$292Average$448FlexibilityNo cancel feeOn-time63%

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