Which airport typically offers the quickest layover for flights from Ontario to Miami?

Flights via Houston (IAH) offer the fastest connection on this route, with an average layover time of 2h 07m.

What’s the top layover airport for flights from Ontario to Miami?

Denver (DEN) – chosen by Cheapflights users on 67% of 1-stop itineraries from Ontario to Miami on Cheapflights.

What’s the cheapest layover airport for flights from Ontario to Miami?

Denver (DEN) is the most affordable 1-stop option, with an average round-trip price of $270.

What’s the fastest layover option from Ontario to Miami?

Flights via Houston (IAH) have the shortest average one-way travel time for 1-stop routes: 8h 45m.

How long is the flight from Ontario to Miami?

There are many flights that can get you from Ontario to Miami in 8h 20m. Fly via Delta, Alaska Airlines, or United Airlines to get the fastest option. The distance from Ontario to Miami is about 2291 mi. This flight may include one or multiple stops.

What are the cheapest airlines flying from Ontario to Miami round-trip?

Flying on Frontier is currently your cheapest option to Miami, with prices starting at $150. Additional round-trip tickets that might be worth considering are offered by Delta and United Airlines, with the lowest prices starting at $256 and $301, respectively. Frontier is 64% cheaper than the average price of flights available within the next 90 days to this destination.

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

$82 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on American Airlines and Southwest, with prices starting from $163 and $168, respectively.

In terms of precipitation, rainfall in Miami ranges from 1.6 - 9.9 inches per month. September is typically the wettest month, when rainfall can reach 9.9 in. January is typically the driest time to visit Miami when rainfall is around 1.6 in.

If weather is an important factor for your trip to Miami, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 68.0 F).

What are the most popular airlines that fly from Ontario to Miami?

Consider American Airlines, United Airlines or Frontier when booking your flight. These represent the most popular airlines when flying from Ontario to Miami.

Where are the most common layover locations when flying from Ontario to Miami?

The most popular layover on flights from Ontario to Miami is Phoenix.

Where are the least popular layover locations for Ontario to Miami flights?

Ontario to Miami flights that have layovers will least frequently stop in Dallas.

What are some popular things to do or see while on a layover in Phoenix?

Chase Field, Desert Ridge Marketplace, and Phoenix Symphony Hall are the most popular attractions in Phoenix if you're in need of something to do during your layover. Chase Field, Desert Ridge Marketplace and Phoenix Symphony Hall are located about 4.0 mi, 16.7 mi, and 4.3 mi, respectively from Phoenix Sky Harbor Intl if you are interested in checking them out. Those on a layover in Phoenix in need of a rental car can book one at Phoenix Sky Harbor Intl for about $49.

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

Most trusted provider : When it comes to deals on Ontario-Miami flights, Cheapflights users trust CheapOair the most. CheapOair 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-Miami flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

How can I find direct flights from Ontario to Miami?

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

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

Yes. Cheapflights offers flight deals from Ontario to Miami by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$67+ Flights from Ontario to Miami

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Ontario to Miami 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.

Cheapflights Tip: The best prices from Ontario to Miami are usually found in September or August, booked 74 days in advance, depart on a Wednesday or Thursday and return on a Thursday

Cheap flight deals from Ontario to Miami

Cheapest flights from Ontario to Miami
Explore the most affordable flight options available from Ontario to Miami. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Tue 12/306:17 pmONT - MIA

1 stop8h 18mFrontier

Wed 1/76:16 pmMIA - ONT

1 stop7h 58mFrontier

Deal found 12/16

$233

Mon 12/226:00 pmONT - MIA

1 stop8h 35mFrontier

Wed 1/76:16 pmMIA - ONT

1 stop7h 58mFrontier

Deal found 12/16

$253

Sun 12/216:37 pmONT - MIA

1 stop7h 58mFrontier

Wed 12/247:05 amMIA - ONT

1 stop17h 12mFrontier

Deal found 12/17

$263

Sun 12/216:37 pmONT - MIA

1 stop7h 58mFrontier

Tue 12/237:05 amMIA - ONT

1 stop13h 17mFrontier

Deal found 12/16

$266

Tue 12/306:17 pmONT - MIA

1 stop8h 18mFrontier

Fri 1/91:07 pmMIA - ONT

1 stop13h 49mFrontier

Deal found 12/16

$268

Wed 12/316:00 amONT - MIA

1 stop20h 35mFrontier

Fri 1/96:00 amMIA - ONT

2 stops35h 26mFrontier

Deal found 12/16

$274

Sun 12/216:37 pmONT - MIA

1 stop7h 58mFrontier

Wed 1/76:16 pmMIA - ONT

1 stop7h 58mFrontier

Deal found 12/17

$275

Mon 12/226:00 pmONT - MIA

1 stop8h 35mFrontier

Tue 1/67:05 amMIA - ONT

1 stop11h 04mFrontier

Deal found 12/15

$278

Wed 12/246:00 amONT - MIA

1 stop20h 35mFrontier

Tue 1/67:05 amMIA - ONT

1 stop11h 04mFrontier

Deal found 12/17

$279

Wed 12/316:00 pmONT - MIA

1 stop8h 35mFrontier

Wed 1/76:16 pmMIA - ONT

1 stop7h 58mFrontier

Deal found 12/16

$282

Sat 12/205:16 pmONT - MIA

1 stop9h 19mFrontier

Tue 12/237:05 amMIA - ONT

1 stop13h 17mFrontier

Deal found 12/16

$284

Best flights from Ontario to Miami
Discover carefully curated flight deals from Ontario to Miami that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

Sun 1/115:07 pmONT - MIA

1 stop9h 23mDelta

Sat 1/175:50 amMIA - ONT

1 stop8h 41mDelta

Deal found 12/16

$299

Sat 1/2411:53 amONT - MIA

1 stop26h 41mAlaska Airlines

Wed 1/286:34 pmMIA - ONT

1 stop32h 22mAlaska Airlines

Deal found 12/17

$306

Fri 6/126:30 pmONT - MIA

1 stop8h 20mUnited Airlines

Mon 6/154:17 pmMIA - ONT

1 stop9h 09mUnited Airlines

Deal found 12/16

$327

Wed 5/138:05 amONT - MIA

1 stop6h 25mSouthwest

Mon 5/185:30 amMIA - ONT

1 stop7h 00mSouthwest

Deal found 12/17

$327

Sun 1/1110:30 pmONT - MIA

1 stop7h 54mDelta

Fri 1/165:37 pmMIA - ONT

1 stop32h 14mDelta

Deal found 12/16

$317

Tue 1/65:07 pmONT - MIA

1 stop9h 23mDelta

Sun 1/116:45 amMIA - ONT

1 stop8h 31mDelta

Deal found 12/17

$327

Wed 1/75:07 pmONT - MIA

1 stop9h 23mDelta

Thu 1/84:32 pmMIA - ONT

1 stop7h 33mDelta

Deal found 12/18

$332

Wed 2/2510:20 pmONT - MIA

1 stop8h 06mDelta

Tue 3/36:00 amMIA - ONT

2 stops13h 02mDelta

Deal found 12/17

$342

Tue 12/3010:29 pmONT - MIA

1 stop7h 59mDelta

Tue 1/136:45 amMIA - ONT

1 stop8h 31mDelta

Deal found 12/17

$351

Tue 12/3010:29 pmONT - MIA

1 stop7h 59mDelta

Wed 1/141:21 pmMIA - ONT

1 stop10h 44mDelta

Deal found 12/17

$351

Last-minute flights from Ontario to Miami
Discover last-minute flight deals from Ontario to Miami. Data last updated December 18, 2025 and is based on user searches.

Wed 1/77:00 amONT - MIA

1 stop25h 57mFrontier

Sat 1/179:25 amMIA - ONT

1 stop16h 34mFrontier

Deal found 12/16

$202

Tue 1/137:15 amONT - MIA

1 stop19h 33mFrontier

Tue 1/206:18 pmMIA - ONT

1 stop23h 49mFrontier

Deal found 12/16

$195

Thu 1/156:10 amONT - MIA

1 stop20h 38mFrontier

Thu 1/221:00 pmMIA - ONT

1 stop26h 43mFrontier

Deal found 12/16

$194

Sun 1/188:32 amONT - MIA

1 stop13h 46mMultiple Airlines

Tue 1/201:01 pmMIA - ONT

2 stops28h 11mMultiple Airlines

Deal found 12/17

$163

Sun 1/188:32 amONT - MIA

1 stop13h 46mMultiple Airlines

Sat 1/249:26 pmMIA - ONT

2 stops41h 44mMultiple Airlines

Deal found 12/17

$167

Sat 1/247:15 amONT - MIA

1 stop6h 57mFrontier

Sat 1/316:18 pmMIA - ONT

1 stop8h 06mFrontier

Deal found 12/18

$182

Sat 1/317:15 amONT - MIA

1 stop6h 57mFrontier

Thu 2/126:45 amMIA - ONT

1 stop20h 14mFrontier

Deal found 12/16

$165

One-way flights from Ontario to Miami
Search for one-way flight options from Ontario to Miami. Find affordable one-way fares based on user searches. Data last updated December 18, 2025.

Wed 2/117:30 amONT - MIA

1 stop18h 44mFrontier

Deal found 12/16

$67

Sat 2/216:00 amONT - MIA

1 stop20h 14mFrontier

Deal found 12/16

$68

Sun 1/187:56 pmONT - MIA

1 stop27h 03mFrontier

Deal found 12/17

$69

Tue 2/177:30 amONT - MIA

1 stop18h 44mFrontier

Deal found 12/17

$70

Sat 2/218:21 amONT - MIA

1 stop27h 35mMultiple Airlines

Deal found 12/18

$71

Wed 2/257:30 amONT - MIA

1 stop18h 44mFrontier

Deal found 12/17

$72

Sat 2/146:00 amONT - MIA

1 stop20h 14mFrontier

Deal found 12/18

$73

Wed 1/217:15 amONT - MIA

1 stop6h 57mFrontier

Deal found 12/18

$74

Tue 2/247:30 amONT - MIA

1 stop18h 44mFrontier

Deal found 12/16

$79

Find flight deals from Ontario to Miami

Most accurate provider	CheapOair 3 stars
Most trusted provider	CheapOair 3 stars
Round-trip from	$163 (Kiwi.com)
One-way from	$67 (Trip.com)
Popular in	December
Cheapest in	September
Average price	$586

Provider with most accurate pricing for Ontario-Miami flight deals.

Search Deals

Provider most trusted by Cheapflights users for Ontario-Miami flights.

Search Deals

From Ontario to Miami

Search Deals

One-way flight from Ontario to Miami

Search Deals

Highest demand for flights based on searches. 9% potential increase in price ($41 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

OntarioMiami

ONT - MIA

ONTMIA

Ontario

Sun 1/11

5:07 pm-5:30 am

1 stop9h 23m

Miami

Sat 1/17

5:50 am-11:31 am

1 stop8h 41m

$299

OntarioMiami

ONT - MIA

ONTMIA

Ontario

Sat 1/24

11:53 am-5:34 pm

1 stop26h 41m

Miami

Wed 1/28

6:34 pm-11:56 pm

1 stop32h 22m

$306

OntarioMiami

ONT - MIA

ONTMIA

Ontario

Sun 1/11

10:30 pm-9:24 am

1 stop7h 54m

Miami

Fri 1/16

5:37 pm-10:51 pm

1 stop32h 14m

$317

OntarioMiami

ONT - MIA

ONTMIA

Ontario

Fri 6/12

6:30 pm-5:50 am

1 stop8h 20m

Miami

Mon 6/15

4:17 pm-10:26 pm

1 stop9h 09m

$327

OntarioMiami

ONT - MIA

ONTMIA

Ontario

Wed 5/13

8:05 am-5:30 pm

1 stop6h 25m

Miami

Mon 5/18

5:30 am-9:30 am

1 stop7h 00m

$327

OntarioMiami

ONT - MIA

ONTMIA

Ontario

Tue 1/6

5:07 pm-5:30 am

1 stop9h 23m

Miami

Sun 1/11

6:45 am-12:16 pm

1 stop8h 31m

$327

OntarioMiami

ONT - MIA

ONTMIA

Ontario

Wed 1/7

5:07 pm-5:30 am

1 stop9h 23m

Miami

Thu 1/8

4:32 pm-9:05 pm

1 stop7h 33m

$332

OntarioMiami

ONT - MIA

ONTMIA

Ontario

Wed 2/25

10:20 pm-9:26 am

1 stop8h 06m

Miami

Tue 3/3

6:00 am-4:02 pm

2 stops13h 02m

$342

OntarioMiami

ONT - MIA

ONTMIA

Ontario

Tue 12/30

10:29 pm-9:28 am

1 stop7h 59m

Miami

Tue 1/13

6:45 am-12:16 pm

1 stop8h 31m

$351

OntarioMiami

ONT - MIA

ONTMIA

Ontario

Tue 12/30

10:29 pm-9:28 am

1 stop7h 59m

Miami

Wed 1/14

1:21 pm-9:05 pm

1 stop10h 44m

$351

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/18

Showing 1-10 of 21 results

Compare providers for flights from Ontario to Miami

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Miami in December.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars
CheapOair	Price Accuracy3 stars	Trust Score*3 stars
Priceline	Price Accuracy1 star	Trust Score*3 stars
JustAirTicket	Price Accuracy-	Trust 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-Miami flights, users find the pricing of CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on Ontario-Miami flight deals on Cheapflights vs. CheapOair >95% of the time. Price accuracy is based on data collected from Ontario-Miami flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Ontario-Miami flights, Cheapflights users trust CheapOair the most. CheapOair 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-Miami 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 Miami

Have a flexible travel schedule? Discover the best time to fly to Miami 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 Miami

Prices

How far ahead should I book a flight from Ontario to Miami?

Booking 74 days in advance of your planned departure date is, on average, the best time to get cheap flights from Ontario to Miami. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, May is the cheapest month in which you can book a flight from Ontario to Miami (average of $95). Flying from Ontario to Miami in June is currently the most expensive (average of $175). 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 ONT to MIA?

One of the essential ways to save on airfare from Ontario to Miami is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 17% on airfare.

Reviews of airlines servicing Miami

Read through reviews of airlines operating flights from Ontario to Miami, such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

10.0

Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Southwest

7.9

Good

4,250 reviews

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

10.0

Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Delta

7.9

Good

8,005 reviews

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

10.0

Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

United Airlines

7.4

Good

9,091 reviews

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

10.0

Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

American Airlines

7.2

Good

11,054 reviews

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

10.0

Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Frontier

5.8

Fair

3,081 reviews

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

10.0

Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Related info for your journey

How long is the flight from Ontario to Miami?
There are many flights that can get you from Ontario to Miami in 8h 20m. Fly via Delta, Alaska Airlines, or United Airlines to get the fastest option. The distance from Ontario to Miami is about 2291 mi. This flight may include one or multiple stops.
What are the cheapest airlines flying from Ontario to Miami round-trip?
Flying on Frontier is currently your cheapest option to Miami, with prices starting at $150. Additional round-trip tickets that might be worth considering are offered by Delta and United Airlines, with the lowest prices starting at $256 and $301, respectively. Frontier is 64% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest airlines to fly from Ontario to Miami one-way?
$82 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on American Airlines and Southwest, with prices starting from $163 and $168, respectively.
Where are the most common layover locations when flying from Ontario to Miami?
The most popular layover on flights from Ontario to Miami is Phoenix.
What are some popular things to do or see while on a layover in Phoenix?
Chase Field, Desert Ridge Marketplace, and Phoenix Symphony Hall are the most popular attractions in Phoenix if you're in need of something to do during your layover. Chase Field, Desert Ridge Marketplace and Phoenix Symphony Hall are located about 4.0 mi, 16.7 mi, and 4.3 mi, respectively from Phoenix Sky Harbor Intl if you are interested in checking them out. Those on a layover in Phoenix in need of a rental car can book one at Phoenix Sky Harbor Intl for about $49.
Where are the least popular layover locations for Ontario to Miami flights?
Ontario to Miami flights that have layovers will least frequently stop in Dallas.
Can I find deals for flights from Ontario to Miami that include hotel bookings?
Yes. In addition to deals on Ontario to Miami flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Ontario to Miami?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Miami.
Can I find deals for business class flights from Ontario to Miami?
Yes. Cheapflights offers flight deals from Ontario to Miami 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 Miami?
Currently, May is the cheapest month in which you can book a flight from Ontario to Miami (average of $95). Flying from Ontario to Miami in June is currently the most expensive (average of $175). 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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Other flights to Miami

Top 5 airlines flying from Ontario to Miami

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$150	Average$271	FlexibilityNo cancel fee	On-time62%
Delta	Cheapest$262	Average$390	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$301	Average$420	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$319	Average$444	FlexibilityNo cancel fee	On-time71%
Southwest	Cheapest$356	Average$497	FlexibilityNo cancel fee	On-time63%

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$67+ Cheap flights from Ontario to Miami (ONT - MIA)

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 2/11. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Ontario to Miami with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Ontario to Miami are usually found in September or August, booked 74 days in advance, depart on a Wednesday or Thursday and return on a Thursday

Cheap flight deals from Ontario to Miami

Cheapest flights from Ontario to MiamiExplore the most affordable flight options available from Ontario to Miami. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Explore the most affordable flight options available from Ontario to Miami. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Find flight deals from Ontario to Miami

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ontario to Miami that are best for you.

Compare providers for flights from Ontario to Miami

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 Miami in December.

Best time to book a flight from Ontario to Miami

Have a flexible travel schedule? Discover the best time to fly to Miami from Ontario with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Miami

How far ahead should I book a flight from Ontario to Miami?

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

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

What’s the top layover airport for flights from Ontario to Miami?

What’s the cheapest layover airport for flights from Ontario to Miami?

What’s the fastest layover option from Ontario to Miami?

Which airport typically offers the quickest layover for flights from Ontario to Miami?

Reviews of airlines servicing Miami

Read through reviews of airlines operating flights from Ontario to Miami, such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Miami. 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 Miami?

What are the cheapest airlines flying from Ontario to Miami round-trip?

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

Where are the most common layover locations when flying from Ontario to Miami?

What are some popular things to do or see while on a layover in Phoenix?

Where are the least popular layover locations for Ontario to Miami flights?

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

How can I find direct flights from Ontario to Miami?

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

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

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Alternative routes for Ontario to Miami

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Top 5 airlines flying from Ontario to Miami

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Cheapest flights from Ontario to Miami
Explore the most affordable flight options available from Ontario to Miami. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.