HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ontario

$62+ 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 12/11. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — ONT
dic. 2 — dic. 91
mar. 12/2
mar. 12/9
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Florida to Ontario 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.

Find 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 noviembre 2, 2025.

This Mytrip deal was found by Cheapflights users on 11/1. 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.
jue. 12/44:33 pmMCO - ONT
1 stop27h 00mFrontier
sáb. 12/133:20 pmONT - MCO
1 stop11h 11mFrontier
Deal found 11/1$130
This Frontier deal was found by Cheapflights users on 11/1. 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.
lun. 11/172:00 pmTPA - ONT
1 stop7h 49mFrontier
mié. 11/198:45 amONT - TPA
1 stop9h 09mFrontier
Deal found 11/1$130
This Booking.com deal was found by Cheapflights users on 10/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/157:00 amTPA - ONT
1 stop7h 10mFrontier
mié. 11/198:45 amONT - TPA
1 stop9h 09mFrontier
Deal found 10/30$131
This CheapOair deal was found by Cheapflights users on 11/1. 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.
jue. 12/44:33 pmMCO - ONT
1 stop27h 00mFrontier
dom. 12/72:59 pmONT - MCO
1 stop29h 42mFrontier
Deal found 11/1$134
This CheapOair deal was found by Cheapflights users on 10/31. 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.
dom. 11/168:00 amMCO - ONT
1 stop26h 17mFrontier
mié. 11/198:00 amONT - MCO
1 stop12h 41mFrontier
Deal found 10/31$137
This CheapOair deal was found by Cheapflights users on 11/2. 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.
sáb. 11/156:00 amMIA - ONT
1 stop8h 10mFrontier
lun. 11/177:54 amONT - MIA
1 stop12h 46mFrontier
Deal found 11/2$138
This Frontier deal was found by Cheapflights users on 11/1. 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.
jue. 12/41:57 pmJAX - ONT
1 stop7h 38mFrontier
jue. 12/117:33 pmONT - JAX
1 stop12h 03mFrontier
Deal found 11/1$138
This Frontier deal was found by Cheapflights users on 11/1. 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.
dom. 11/166:00 amMCO - ONT
1 stop8h 10mFrontier
mié. 11/1912:58 amONT - MCO
1 stop11h 08mFrontier
Deal found 11/1$138
This CheapOair deal was found by Cheapflights users on 11/1. 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.
sáb. 11/157:00 amTPA - ONT
1 stop19h 50mFrontier
mar. 11/188:45 amONT - TPA
1 stop28h 27mFrontier
Deal found 11/1$138
This Booking.com deal was found by Cheapflights users on 10/31. 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.
mié. 11/198:59 pmMCO - ONT
1 stop17h 12mFrontier
jue. 11/203:31 pmONT - MCO
1 stop11h 59mFrontier
Deal found 10/31$139
This CheapOair deal was found by Cheapflights users on 10/31. 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.
vie. 12/56:00 amMCO - ONT
1 stop11h 25mFrontier
dom. 12/72:59 pmONT - MCO
1 stop29h 42mFrontier
Deal found 10/31$142
This CheapOair deal was found by Cheapflights users on 10/31. 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.
vie. 11/146:00 amMIA - ONT
1 stop20h 50mFrontier
sáb. 11/1512:05 pmONT - MIA
1 stop15h 14mFrontier
Deal found 10/31$144

Cheap flight deals from Florida to Ontario

Keep the following information in mind while searching for Florida to Ontario flight deals. Data was last updated noviembre 2, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$130
(Mytrip)

One-way from

$62
(Trip.com)

Popular in

December

Cheapest in

August

Average price

$278
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. 10% potential increase in price ($31 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 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 noviembre 2, 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

lun. 11/17

2:00 pm-6:49 pm

1 stop7h 49m

Ontario

mié. 11/19

8:45 am-8:54 pm

1 stop9h 09m

$130

MiamiOntario

MIA - ONT

MIAONT

Miami

sáb. 11/15

6:00 am-11:10 am

1 stop8h 10m

Ontario

lun. 11/17

7:54 am-11:40 pm

1 stop12h 46m

$138

OrlandoOntario

MCO - ONT

MCOONT

Orlando

dom. 11/16

6:00 am-11:10 am

1 stop8h 10m

Ontario

jue. 11/20

3:31 pm-6:30 am

1 stop11h 59m

$138

TampaOntario

TPA - ONT

TPAONT

Tampa

dom. 11/16

6:37 am-11:10 am

1 stop7h 33m

Ontario

mar. 11/18

8:45 am-4:12 pm

1 stop28h 27m

$138

TampaOntario

TPA - ONT

TPAONT

Tampa

vie. 12/12

10:12 am-9:17 pm

2 stops38h 05m

Ontario

lun. 12/15

3:20 pm-4:25 am

1 stop10h 05m

$195

TampaOntario

TPA - ONT

TPAONT

Tampa

lun. 1/26

5:45 am-11:59 pm

2 stops21h 14m

Ontario

lun. 2/2

6:00 am-6:28 pm

1 stop9h 28m

$197

TampaOntario

TPA - ONT

TPAONT

Tampa

sáb. 11/15

8:30 am-6:27 am

2 stops24h 57m

Ontario

mié. 11/19

8:45 am-6:30 am

1 stop18h 45m

$204

PensacolaOntario

PNS - ONT

PNSONT

Pensacola

jue. 2/12

7:26 pm-11:59 pm

1 stop6h 33m

Ontario

mié. 2/18

7:00 am-6:31 pm

1 stop9h 31m

$206

OrlandoOntario

MCO - ONT

MCOONT

Orlando

mar. 12/9

8:00 am-9:17 pm

1 stop16h 17m

Ontario

mar. 12/16

6:15 am-5:50 am

1 stop20h 35m

$208

TampaOntario

TPA - ONT

TPAONT

Tampa

lun. 11/17

2:00 pm-6:49 pm

1 stop7h 49m

Ontario

dom. 11/23

12:58 am-6:30 am

1 stop26h 32m

$211

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Showing 1-10 of 60 results
1
2
3
...
6

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 $76). Flying from Florida to Ontario in April is currently the most expensive (average of $137). 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 noviembre 2, 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 evening, which can drop the price by up to 9% 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 and Delta can get you from Florida to Ontario in just under 7h 49m. Your travel time can differ by up to 1h 24m. 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 $65. Users have also found prices from $148 and $152 on Delta and Alaska Airlines, respectively.

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

    Most travelers choose Miami - Ontario, Orlando - Ontario or Tampa - 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 $76). Flying from Florida to Ontario in April is currently the most expensive (average of $137). 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

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

Alternative routes for Florida to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Los Angeles flights
San Francisco to Los Angeles flights
John F Kennedy Intl to Las Vegas flights
Newark to Los Angeles flights
Dallas/Fort Worth to Las Vegas flights
John F Kennedy Intl to San Francisco flights
Seattle to Los Angeles flights
Los Angeles to San Francisco flights
Newark to Las Vegas flights
San Francisco to Ontario flights
Newark to San Francisco flights
O'Hare Intl to Las Vegas flights
Seattle to Las Vegas flights
Dallas/Fort Worth to Los Angeles flights
Dulles Intl to Las Vegas flights
San Francisco to Las Vegas flights
LaGuardia to Los Angeles flights
Ontario to San Francisco flights
Boston to Los Angeles flights
Seattle to San Diego flights
Denver to Las Vegas flights
San Francisco to Santa Ana flights
Boston to Las Vegas flights
Los Angeles to Las Vegas flights
LaGuardia to Las Vegas flights
Seattle to Ontario flights
Atlanta to Las Vegas flights
Reagan-National to Los Angeles flights
Seattle to San Francisco flights
O'Hare Intl to Los Angeles flights
Hobby to Las Vegas flights
Dulles Intl to Los Angeles flights
O'Hare Intl to San Francisco flights
Burbank to Las Vegas flights
Baltimore to Los Angeles flights
Dallas/Fort Worth to San Francisco flights
Reagan-National to Las Vegas flights
John F Kennedy Intl to San Diego flights
Minneapolis to Las Vegas flights
San Jose to Los Angeles flights
Seattle to Santa Ana flights
LaGuardia to San Francisco flights
Baltimore to Las Vegas flights
Santa Ana to San Francisco flights
Dallas/Fort Worth to Ontario flights
San Jose to Las Vegas flights
Orlando to Las Vegas flights
George Bush Intcntl to Las Vegas flights
Portland to Los Angeles flights
Cleveland to Las Vegas flights

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 noviembre 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$153Average$263FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$183Average$388FlexibilityNo cancel feeOn-time69%
DeltaCheapest$204Average$486FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$266Average$442FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$292Average$454FlexibilityNo cancel feeOn-time63%

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.