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 $253. Additional round-trip tickets that might be worth considering are offered by JetBlue and Delta, with the lowest prices starting at $271 and $357, respectively. Frontier is 38% 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?

$139 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on JetBlue and Delta, with prices starting from $146 and $179, respectively.

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

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

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

Consider American Airlines, JetBlue or Delta 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 $68.

What is the cheapest day to fly round-trip from Ontario to Miami?

Thursday flights are generally found to be more expensive for flights from Ontario to Miami. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Miami.

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

To save up to 26% on this flight, we recommend booking at least 44 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Ontario to Miami from $385 1-2 weeks out and tickets from $468 for flights departing within the next 72 hours.

What is the cheapest month to fly from Ontario to Miami?

September is one of the best times of the year to fly to Miami from Ontario. Prices for September average $401 per person but you can even find prices for as low as $126. The most expensive prices can be found in the month of December. Opting for a September flight can save you 32% on your journey compared to booking in December

Most accurate provider : When it comes to deals on Ontario-Miami flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Miami flight deals on Cheapflights vs. FlightHub >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 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-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.

$137+ Flights from Ontario to Miami

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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 73 days in advance, depart on a Wednesday or Thursday and return on a Thursday

Cheap flight deals from Ontario to Miami

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$253 (Trip.com)
One-way from	$137 (Trip.com)
Popular in	December
Cheapest in	September
Average price	$499

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. 10% potential increase in price ($48 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in March 2025

Search Deals

Find 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 March 25, 2025.

Sun 5/1110:59 pmONT - MIA

1 stop11h 07mJetBlue

Thu 5/152:01 pmMIA - ONT

1 stop10h 10mJetBlue

Deal found 3/23

$271

Wed 5/2812:59 amONT - MIA

1 stop26h 31mFrontier

Sat 6/77:25 amMIA - ONT

1 stop12h 55mFrontier

Deal found 3/23

$290

Wed 5/75:05 amONT - MIA

2 stops14h 24mUnited Airlines

Tue 5/137:53 amMIA - ONT

1 stop10h 16mUnited Airlines

Deal found 3/24

$362

Mon 4/2810:15 pmONT - MIA

2 stops17h 35mDelta

Tue 5/137:05 pmMIA - ONT

1 stop7h 37mDelta

Deal found 3/23

$370

Sat 4/127:25 pmONT - MIA

1 stop7h 36mAmerican Airlines

Sat 4/198:28 amMIA - ONT

1 stop8h 21mAmerican Airlines

Deal found 3/24

$396

Fri 9/511:39 amONT - MIA

1 stop26h 27mAlaska Airlines

Tue 9/96:07 pmMIA - ONT

1 stop19h 38mAlaska Airlines

Deal found 3/23

$436

Sat 6/289:20 pmONT - MIA

2 stops15h 05mSouthwest

Sat 7/56:20 amMIA - ONT

2 stops12h 40mSouthwest

Deal found 3/23

$458

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 March 25, 2025.

Fri 5/212:59 amONT - MIA

1 stop25h 23mFrontier

Wed 5/76:00 amMIA - ONT

1 stop20h 59mFrontier

Deal found 3/24

$253

Sun 5/1110:59 pmONT - MIA

1 stop11h 07mJetBlue

Thu 5/152:01 pmMIA - ONT

1 stop10h 10mJetBlue

Deal found 3/23

$271

Tue 5/67:00 amONT - MIA

1 stop6h 57mDelta

Wed 5/77:05 pmMIA - ONT

1 stop7h 37mDelta

Deal found 3/24

$357

Wed 5/75:05 amONT - MIA

2 stops14h 24mUnited Airlines

Tue 5/137:53 amMIA - ONT

1 stop10h 16mUnited Airlines

Deal found 3/24

$362

Sat 4/127:25 pmONT - MIA

1 stop7h 36mAmerican Airlines

Sat 4/198:28 amMIA - ONT

1 stop8h 21mAmerican Airlines

Deal found 3/24

$396

Mon 6/29:00 amONT - MIA

2 stops9h 35mSouthwest

Sat 6/71:35 pmMIA - ONT

2 stops12h 45mSouthwest

Deal found 3/24

$407

Sat 4/127:00 amONT - MIA

1 stop8h 59mAlaska Airlines

Thu 4/177:59 pmMIA - ONT

1 stop31h 00mAlaska Airlines

Deal found 3/24

$415

Last-minute flights from Ontario to Miami
Discover last-minute flight deals from Ontario to Miami. Data last updated March 25, 2025 and is based on user searches.

Sat 3/295:30 amONT - MIA

2 stops10h 20mSouthwest

Sun 4/65:30 amMIA - ONT

1 stop12h 10mSouthwest

Deal found 3/24

$830

Mon 3/314:39 pmONT - MIA

1 stop8h 29mFrontier

Tue 4/86:25 amMIA - ONT

1 stop20h 34mFrontier

Deal found 3/24

$297

Tue 4/17:00 amONT - MIA

1 stop8h 59mAlaska Airlines

Tue 4/85:18 amMIA - ONT

2 stops16h 05mAlaska Airlines

Deal found 3/23

$672

Thu 4/31:20 pmONT - MIA

2 stops23h 50mUnited Airlines

Mon 4/141:00 pmMIA - ONT

1 stop11h 58mUnited Airlines

Deal found 3/24

$573

Thu 4/36:00 amONT - MIA

2 stops12h 18mDelta

Mon 4/148:05 amMIA - ONT

2 stops14h 23mDelta

Deal found 3/24

$673

Fri 4/48:50 amONT - MIA

2 stops9h 40mSouthwest

Sat 4/125:05 amMIA - ONT

1 stop13h 00mSouthwest

Deal found 3/24

$578

Sat 4/127:25 pmONT - MIA

1 stop7h 36mAmerican Airlines

Sat 4/198:28 amMIA - ONT

1 stop8h 21mAmerican Airlines

Deal found 3/24

$396

Tue 4/157:00 amONT - MIA

1 stop8h 59mAlaska Airlines

Thu 4/177:59 pmMIA - ONT

2 stops25h 24mAlaska Airlines

Deal found 3/24

$459

Wed 4/236:00 amONT - MIA

2 stops12h 18mDelta

Thu 5/16:10 pmMIA - ONT

1 stop7h 26mDelta

Deal found 3/23

$362

Thu 4/241:35 pmONT - MIA

1 stop7h 09mUnited Airlines

Thu 5/17:53 amMIA - ONT

1 stop7h 45mUnited Airlines

Deal found 3/24

$457

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 March 25, 2025.

Wed 5/710:44 amONT - MIA

1 stop15h 59mMultiple Airlines

Deal found 3/24

$137

Sun 4/134:25 pmONT - MIA

1 stop9h 56mFrontier

Deal found 3/24

$139

Sat 5/1010:59 pmONT - MIA

1 stop9h 47mJetBlue

Deal found 3/24

$146

Thu 5/110:15 pmONT - MIA

1 stop8h 05mDelta

Deal found 3/24

$179

Wed 4/307:55 amONT - MIA

2 stops10h 00mSouthwest

Deal found 3/24

$199

Tue 4/296:00 amONT - MIA

1 stop32h 01mAlaska Airlines

Deal found 3/24

$207

Fri 5/1611:59 pmONT - MIA

1 stop7h 10mAmerican Airlines

Deal found 3/24

$230

Tue 4/295:00 amONT - MIA

2 stops14h 37mUnited Airlines

Deal found 3/24

$234

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

OntarioMiami

ONT - MIA

ONTMIA

Ontario

Sun 5/11

10:59 pm-1:06 pm

1 stop11h 07m

Miami

Thu 5/15

2:01 pm-9:11 pm

1 stop10h 10m

$271

OntarioMiami

ONT - MIA

ONTMIA

Ontario

Wed 5/28

12:59 am-6:30 am

1 stop26h 31m

Miami

Sat 6/7

7:25 am-5:20 pm

1 stop12h 55m

$290

OntarioMiami

ONT - MIA

ONTMIA

Ontario

Wed 5/7

5:05 am-10:29 pm

2 stops14h 24m

Miami

Tue 5/13

7:53 am-3:09 pm

1 stop10h 16m

$362

OntarioMiami

ONT - MIA

ONTMIA

Ontario

Mon 4/28

10:15 pm-10:15 pm

2 stops21h 00m

Miami

Wed 5/7

7:00 am-11:08 am

1 stop7h 08m

$370

OntarioMiami

ONT - MIA

ONTMIA

Ontario

Sat 4/12

7:25 pm-6:01 am

1 stop7h 36m

Miami

Sat 4/19

8:28 am-1:49 pm

1 stop8h 21m

$396

OntarioMiami

ONT - MIA

ONTMIA

Ontario

Tue 4/15

7:00 am-6:59 pm

1 stop8h 59m

Miami

Thu 4/17

7:59 pm-6:23 pm

2 stops25h 24m

$459

OntarioMiami

ONT - MIA

ONTMIA

Ontario

Fri 4/4

8:50 am-9:30 pm

2 stops9h 40m

Miami

Sat 4/12

5:05 am-3:05 pm

1 stop13h 00m

$578

OntarioMiami

ONT - MIA

ONTMIA

Ontario

Wed 5/7

10:44 am-5:43 am

1 stop15h 59m

$137

OntarioMiami

ONT - MIA

ONTMIA

Ontario

Sat 5/10

10:59 pm-11:46 am

1 stop9h 47m

$146

OntarioMiami

ONT - MIA

ONTMIA

Ontario

Tue 6/10

5:21 pm-6:30 am

1 stop10h 09m

$147

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 15 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 March.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Priceline	Price Accuracy1 star	Trust Score*3 stars
Trip.com	Price Accuracy1 star	Trust Score*3 stars
Cheapfaremart	Price Accuracy-	Trust 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-Miami flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Miami flight deals on Cheapflights vs. FlightHub >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 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-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

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

Booking 73 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, September is the cheapest month in which you can book a flight from Ontario to Miami (average of $229). Flying from Ontario to Miami in March is currently the most expensive (average of $289). 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 18% on airfare.

Rainfall in Miami by month

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.

Temperature in Miami by month

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).

Reviews of airlines servicing Miami

Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from Ontario to Miami to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,782 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines

8.0

Very good

9,782 reviews

Alaska Airlines

8.0

Very good

9,782 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Southwest

8.0

Very good

4,272 reviews

Alaska Airlines

8.0

Very good

9,782 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta

8.0

Very good

7,890 reviews

Alaska Airlines

8.0

Very good

9,782 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines

7.4

Good

8,605 reviews

Alaska Airlines

8.0

Very good

9,782 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

JetBlue

7.3

Good

2,924 reviews

Alaska Airlines

8.0

Very good

9,782 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

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 $253. Additional round-trip tickets that might be worth considering are offered by JetBlue and Delta, with the lowest prices starting at $271 and $357, respectively. Frontier is 38% 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?
$139 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on JetBlue and Delta, with prices starting from $146 and $179, 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 $68.
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, September is the cheapest month in which you can book a flight from Ontario to Miami (average of $229). Flying from Ontario to Miami in March is currently the most expensive (average of $289). 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.

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Other flights to Miami

Top 7 airlines flying from Ontario to Miami

Airline	Cheapest	Average	Flexibility	On-time
JetBlue	Cheapest$97	Average$326	FlexibilityNo cancel fee	On-time62%
Frontier	Cheapest$146	Average$278	FlexibilityNo cancel fee	On-time62%
Spirit Airlines	Cheapest$149	Average$196	FlexibilityNo cancel fee	On-time65%
American Airlines	Cheapest$229	Average$423	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$255	Average$403	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$257	Average$467	FlexibilityNo cancel fee	On-time69%
Southwest	Cheapest$360	Average$554	FlexibilityNo cancel fee	On-time63%

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$137+ 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 5/7. 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 73 days in advance, depart on a Wednesday or Thursday and return on a Thursday

Cheap flight deals from Ontario to Miami

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find 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 March 25, 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 March 25, 2025.

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 March.

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?

Use this chart to determine the optimal time to book a round-trip flight from Ontario to Miami. Price data was last updated on March 21, 2025.

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?

Find hourly flight availability from Ontario to Miami. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 25, 2025.

Rainfall in Miami by month

Plan your trip to Miami by taking into account the average rainfall totals by month.

Temperature in Miami by month

Plan your trip to Miami by taking into account the average temperature totals by month.

Reviews of airlines servicing Miami

Get insights into the airlines that provide service to Miami. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Miami. Reviews last updated March 25, 2025.

Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from Ontario to Miami to help guide your decision. You can also see how each airline compares in terms of 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.

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?

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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 March 25, 2025.