$74+ Cheap flights from Ontario to Miami (ONT - MIA)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — MIA
Nov 29 — Dec 61
Round-trip
1 adult, Economy
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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.Cheap flight deals from Ontario to Miami
Cheapest
Best
Last-minute
One-way
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 October 30, 2026.
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 October 30, 2026.
This Mytrip deal was found by Cheapflights users on 10/27. 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 12/511:30 am -
2 stops19h 29m
Mon 12/77:46 am -
2 stops13h 45m
Deal found 10/27![Frontier logo]()
$161
This Mytrip deal was found by Cheapflights users on 10/28. 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 12/26:00 am -
1 stop12h 21m
Tue 12/810:54 am -
2 stops27h 57m
Deal found 10/28![Frontier logo]()
$163
This Mytrip deal was found by Cheapflights users on 10/27. 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 12/111:30 am -
1 stop6h 51m
Tue 12/810:54 am -
2 stops26h 51m
Deal found 10/27![Frontier logo]()
$168
This Mytrip deal was found by Cheapflights users on 10/27. 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 11/1811:52 am -
1 stop9h 52m
Tue 11/246:42 am -
2 stops15h 54m
Deal found 10/27![Frontier logo]()
$169
This Mytrip deal was found by Cheapflights users on 10/27. 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 12/52:53 pm -
2 stops20h 39m
Tue 12/810:54 am -
2 stops26h 51m
Deal found 10/27![Frontier logo]()
$171
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/56:00 am -
1 stop12h 14m
Mon 12/147:46 am -
2 stops31h 05m
Deal found 10/28![Frontier logo]()
$176
This Mytrip deal was found by Cheapflights users on 10/28. 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.
Mon 11/236:45 am -
1 stop11h 54m
Wed 12/210:49 am -
2 stops26h 56m
Deal found 10/28![Frontier logo]()
$182
This Frontier deal was found by Cheapflights users on 10/27. 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 12/111:30 am -
2 stops19h 24m
Wed 12/910:54 am -
2 stops14h 23m
Deal found 10/27![Frontier logo]()
$183
Best flights from Ontario to MiamiDiscover 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 October 30, 2026.
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 October 30, 2026.
This Delta deal was found by Cheapflights users on 10/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/56:00 am -
1 stop8h 49m
Mon 1/116:34 pm -
1 stop8h 24m
Deal found 10/28![Delta logo]()
$445
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/111:52 pm -
1 stop8h 32m
Mon 1/117:25 am -
1 stop8h 15m
Deal found 10/30![United Airlines logo]()
$602
This Delta deal was found by Cheapflights users on 10/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/317:06 am -
1 stop9h 54m
Tue 1/56:34 pm -
1 stop8h 24m
Deal found 10/26![Delta logo]()
$445
This Delta deal was found by Cheapflights users on 10/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2312:18 pm -
1 stop9h 38m
Wed 12/26:00 am -
1 stop8h 07m
Deal found 10/26![Delta logo]()
$504
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/297:06 am -
1 stop9h 09m
Tue 1/56:34 pm -
1 stop8h 24m
Deal found 10/30![Delta logo]()
$506
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/197:00 am -
1 stop8h 50m
Tue 11/249:15 am -
1 stop9h 18m
Deal found 10/30![United Airlines logo]()
$625
This Delta deal was found by Cheapflights users on 10/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/165:04 pm -
1 stop10h 29m
Fri 11/206:00 am -
1 stop8h 03m
Deal found 10/26![Delta logo]()
$507
This Delta deal was found by Cheapflights users on 10/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2411:14 am -
1 stop7h 29m
Fri 12/256:40 am -
1 stop8h 41m
Deal found 10/27![Delta logo]()
$508
This Delta deal was found by Cheapflights users on 10/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1912:18 pm -
1 stop7h 04m
Thu 11/267:00 am -
1 stop8h 20m
Deal found 10/26![Delta logo]()
$586
This Delta deal was found by Cheapflights users on 10/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/55:12 pm -
1 stop10h 15m
Mon 12/286:34 pm -
1 stop8h 25m
Deal found 10/29![Delta logo]()
$597
Last-minute flights from Ontario to MiamiDiscover last-minute flight deals from Ontario to Miami. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Miami. Data last updated October 30, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 10/27. 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 11/1811:52 am -
1 stop9h 52m
Tue 11/246:42 am -
2 stops15h 54m
Deal found 10/27![Frontier logo]()
$169
This Mytrip deal was found by Cheapflights users on 10/27. 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 11/218:15 am -
2 stops25h 55m
Thu 11/266:42 am -
1 stop13h 41m
Deal found 10/27![Frontier logo]()
$197
This Mytrip deal was found by Cheapflights users on 10/28. 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.
Mon 11/236:45 am -
1 stop11h 54m
Wed 12/210:49 am -
2 stops26h 56m
Deal found 10/28![Frontier logo]()
$182
This Frontier deal was found by Cheapflights users on 10/28. 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 11/236:45 am -
1 stop11h 54m
Thu 11/266:42 am -
1 stop13h 41m
Deal found 10/28![Frontier logo]()
$209
One-way flights from Ontario to MiamiSearch for one-way flight options from Ontario to Miami. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
Search for one-way flight options from Ontario to Miami. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
This Mytrip deal was found by Cheapflights users on 10/28. 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 12/92:53 pm -
2 stops20h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Frontier logo]()
$74
This Booking.com deal was found by Cheapflights users on 10/27. 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.
Sat 12/511:30 am -
2 stops19h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Frontier logo]()
$84
This Super.com deal was found by Cheapflights users on 10/27. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1811:52 am -
1 stop9h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Frontier logo]()
$89
This Super.com deal was found by Cheapflights users on 10/27. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2611:40 am -
1 stop6h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Frontier logo]()
$94
This Mytrip deal was found by Cheapflights users on 10/27. 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.
Mon 11/2311:40 am -
1 stop6h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Frontier logo]()
$96
This Super.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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/256:45 am -
1 stop11h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/30![Frontier logo]()
$99
This Trip.com deal was found by Cheapflights users on 10/29. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/59:00 am -
2 stops22h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Frontier logo]()
$100
This Booking.com deal was found by Cheapflights users on 10/28. 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.
Thu 12/176:30 am -
1 stop20h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Frontier logo]()
$104
Find flight deals from Ontario to Miami
Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Miami (MIA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $161 (Mytrip) |
One-way from | $74 (Mytrip) |
Popular in | November |
Cheapest in | August |
Average price | $468 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Miami 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 7,457,451 searches. Data last updated October 30, 2026.
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
Cheapest round-trip
OntarioMiami
ONT Ontario - MIA Miami
ONTMIA
Ontario
Fri 11/13
11:52 am-12:44 am
1 stop9h 52m
Miami
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$196
OntarioMiami
ONT Ontario - MIA Miami
ONTMIA
Ontario
Sat 4/17
12:00 pm-12:52 am
1 stop9h 52m
Miami
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$217
OntarioMiami
ONT Ontario - MIA Miami
ONTMIA
Ontario
Sat 11/14
7:05 am-6:40 pm
1 stop8h 35m
Miami
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$217
OntarioMiami
ONT Ontario - MIA Miami
ONTMIA
Ontario
Wed 12/23
5:05 pm-5:25 am
1 stop9h 20m
Miami
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$217
OntarioMiami
ONT Ontario - MIA Miami
ONTMIA
Ontario
Mon 3/29
12:00 pm-12:52 am
1 stop9h 52m
Miami
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$249
OntarioMiami
ONT Ontario - MIA Miami
ONTMIA
Ontario
Mon 4/19
10:59 pm-9:24 am
1 stop7h 25m
Miami
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$249
OntarioMiami
ONT Ontario - MIA Miami
ONTMIA
Ontario
Thu 11/5
11:52 am-12:44 am
1 stop9h 52m
Miami
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$257
OntarioMiami
ONT Ontario - MIA Miami
ONTMIA
Ontario
Sat 4/17
6:00 am-6:05 pm
1 stop9h 05m
Miami
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$277
OntarioMiami
ONT Ontario - MIA Miami
ONTMIA
Ontario
Fri 12/18
10:48 pm-4:49 pm
2 stops15h 01m
Miami
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$279
Quickest round-trip
OntarioMiami
ONT Ontario - MIA Miami
ONTMIA
Ontario
Wed 2/10
6:00 am-3:48 pm
1 stop6h 48m
Miami
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$282
Showing 1-10 of 22 resultsSorted by cheapest first
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 October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star |
- 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.
ONT-MIA
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
More
How far ahead should I book a flight from Ontario to Miami?
Booking 83 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, August is the cheapest month in which you can book a flight from Ontario to Miami (average of $366). Flying from Ontario to Miami in December is currently the most expensive (average of $526). 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 Ontario to Miami?
Airfare is below average for this route at the moment.
Ontario to Miami flights typically cost between $427 and $590 in December.The cheapest round-trip price found within the last 5 days was $161 on Frontier (Dec 5-Dec 7).
What’s the top layover airport for flights from Ontario to Miami?
Share of 1-stop round-trip flights from Ontario to Miami chosen by Cheapflights users in the past 12 months, using the same layover each way.
Dallas (DFW) – chosen by Cheapflights users on 33% of 1-stop itineraries from Ontario to Miami on Cheapflights.
What’s the cheapest layover airport for flights from Ontario to Miami?
Average round-trip fare for 1-stop flights from Ontario to Miami, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Las Vegas (LAS) is the most affordable 1-stop option, with an average round-trip price of $346.
What’s the fastest layover option from Ontario to Miami?
Shortest average travel time for 1-stop one-way flights from Ontario to Miami, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Dallas (DFW) have the shortest average one-way travel time for 1-stop routes: 7h 27m.
Which airport typically offers the quickest layover for flights from Ontario to Miami?
Average layover duration for 1-stop one-way flights from Ontario to Miami, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Denver (DEN) offer the fastest connection on this route, with an average layover time of 1h 34m.
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 October 30, 2026.
Read through reviews of airlines operating flights from Ontario to Miami, such as Southwest,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Crew
8.6
Food
7.0
Overall
7.9
Boarding
8.1
Entertainment
7.4
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Comfort
8.0
Crew
8.6
Food
7.0
Overall
7.9
Boarding
8.1
Entertainment
7.4
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Comfort
8.0
Crew
8.6
Food
7.0
Overall
7.9
Boarding
8.1
Entertainment
7.4
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Comfort
8.0
Crew
8.6
Food
7.0
Overall
7.9
Boarding
8.1
Entertainment
7.4
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Comfort
8.0
Crew
8.6
Food
7.0
Overall
7.9
Boarding
8.1
Entertainment
7.4
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Comfort
8.0
Crew
8.6
Food
7.0
Overall
7.9
Boarding
8.1
Entertainment
7.4
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
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.
Traveling to a place near Miami?
Book flights to Miami if you plan to visit one of these locationsHollywood
Sunny Isles Beach
Doral
Dania Beach
Boynton Beach
Kendall
Miami Springs
Miramar
Sunrise
Florida City
Plantation
Hialeah
Lake Worth
Tamarac
Fisher Island
Miami Lakes
Deerfield Beach
North Palm Beach
Oakland Park
Davie
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.
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Complete your trip
Complete your trip to Miami by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ontario to Miami by cabin class
Find flights from Ontario to Miami, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Miami
Explore flights to Miami departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 30, 2026.
Ontario and Miami flights
Browse other Ontario and Miami flight options. Last updated on October 30, 2026.
Other flights from Ontario
Browse through other flights departing from Ontario. Flights are based on user searches made on Cheapflights and were last updated on October 30, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 6 airlines flying from Ontario to Miami
Discover the top 6 airlines that operate flights from Ontario to Miami. 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 7,457,451 searches. Data last updated October 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$148 | Average$313 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$178 | Average$364 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$297 | Average$487 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$326 | Average$422 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$329 | Average$473 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$367 | Average$514 | FlexibilityNo cancel fee | On-time63% |