Cheap flights from Ontario to Miami (ONT - MIA) from $64
This is the cheapest one-way flight price, found on 10/1. Prices may vary by date and flight preferences.
The best prices from Ontario to Miami are usually found in November or January, booked 22 days in advance, depart on a Tuesday or Saturday and return on a Monday
How to find the cheapest flight from Ontario (ONT) to Miami (MIA)
All the information you need to plan the best ONT to MIA flight in 2023: compare Ontario to Miami flight prices with the expected peak season, weather and rainfall in Miami.
Popular in | July |
|---|---|
Cheapest in | November |
Round-trip from | $208 |
One-way from | $100 |
ONT - MIA Price | $208 - $499 |
|---|---|
MIA Temperature | 68 - 84.2 °F |
MIA Rainfall | 1.6 - 9.9 inches |
What is the cheapest day to fly round-trip from Ontario to Miami?
Wednesday 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 58 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 $425 1-2 weeks out and tickets from $457 for flights departing within the next 72 hours.
What is the cheapest month to fly from Ontario to Miami?
January is one of the best times of the year to fly to Miami from Ontario. Prices for January average $386 per person but you can even find prices for as low as $178. The most expensive prices can be found in the month of June. Opting for a January flight can save you 35% on your journey compared to booking in June
When is the cheapest time to fly from Ontario to Miami (ONT - MIA)?
One of the essential ways to save on airfare from Ontario to Miami is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 29% on airfare.
Cheap Frontier flights from Ontario to Miami
Take a look at some of the lowest-priced Frontier flights heading from Ontario to Miami. Be sure to come back soon if the deals available don't appeal to you at this time.
Cheap United Airlines flights from Ontario to Miami
Have a look at some of the cheapest available United Airlines flights departing from Ontario and landing in Miami. Make sure to examine the flight information before completing your reservation.
Cheap Ontario to Miami flights in October & November 2023
The best prices found for ONT to MIA flights for October, November
The lowest fares we've come across on flights traveling from Ontario to Miami in October and November 2023. More deals are always being added, so be sure to check back regularly.
Ontario to Miami 2023 flight deals
Cheap flights to Miami from Ontario found for this year
The lowest fares we've come across on flights traveling from Ontario to Miami in October and November 2023. More deals are always being added, so be sure to check back regularly.
Ontario to Miami flights leaving soon
Late deals on return flights to Miami from Ontario, departing today and this week
Consider one of these great deals we found on last-minute flights from Ontario to Miami. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.
One-way flights to Miami from Ontario
The cheapest one-way flights from Ontario to Miami
Take a look at some of the one-way flights we've detected from Ontario to Miami. For those needing a return trip from Ontario, there is a search form available above.
Find flights from Ontario to Miami within your budget
Use the slider to find flights from Ontario to Miami that fit your budget.
Fly from
Fly to
Budget
$141 - $347
Route
Depart
Return
Price
OntarioMiami
ONT - MIA
ONTMIA
Ontario
Thu 11/30
1 stop13h 55m
Miami
Mon 12/4
1 stop15h 19m
OntarioMiami
ONT - MIA
ONTMIA
Ontario
Mon 10/30
2 stops15h 20m
Miami
Mon 11/6
1 stop25h 46m
OntarioMiami
ONT - MIA
ONTMIA
Ontario
Wed 10/18
1 stop20h 26m
Miami
Mon 10/23
1 stop24h 40m
OntarioMiami
ONT - MIA
ONTMIA
Ontario
Sat 10/28
1 stop8h 18m
Miami
Sat 11/4
1 stop11h 18m
OntarioMiami
ONT - MIA
ONTMIA
Ontario
Sat 10/21
1 stop8h 28m
Miami
Tue 10/24
1 stop8h 49m
OntarioMiami
ONT - MIA
ONTMIA
Ontario
Tue 10/31
1 stop10h 51m
Miami
Tue 11/7
1 stop12h 25m
OntarioMiami
ONT - MIA
ONTMIA
Ontario
Sun 10/15
1 stop8h 59m
Miami
Sat 10/21
1 stop8h 40m
OntarioMiami
ONT - MIA
ONTMIA
Ontario
Sun 10/15
1 stop8h 30m
Miami
Thu 10/19
1 stop8h 21m
OntarioMiami
ONT - MIA
ONTMIA
Ontario
Sat 11/4
1 stop7h 02m
Miami
Tue 11/7
1 stop8h 05m
Reviews of airlines servicing Miami
Peruse reviews from past customers who have flown with Frontier, United Airlines and Alaska Airlines 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.
Food
Crew
Entertainment
Overall
Boarding
Comfort
Reviews
The crew was friendly and cabin service was good. It was a full flight bur the crew did a great job of keeping the passengers happy.
Food
Crew
Entertainment
Overall
Boarding
Comfort
Reviews
The crew was friendly and cabin service was good. It was a full flight bur the crew did a great job of keeping the passengers happy.
Food
Crew
Entertainment
Overall
Boarding
Comfort
Reviews
The crew was friendly and cabin service was good. It was a full flight bur the crew did a great job of keeping the passengers happy.
Food
Crew
Entertainment
Overall
Boarding
Comfort
Reviews
The crew was friendly and cabin service was good. It was a full flight bur the crew did a great job of keeping the passengers happy.
Food
Crew
Entertainment
Overall
Boarding
Comfort
Reviews
The crew was friendly and cabin service was good. It was a full flight bur the crew did a great job of keeping the passengers happy.
Food
Crew
Entertainment
Overall
Boarding
Comfort
Reviews
The crew was friendly and cabin service was good. It was a full flight bur the crew did a great job of keeping the passengers happy.
Related info for your journey
Useful info, stats and facts about Ontario to Miami flights.
Can I find flights from Ontario to Miami for under $200 on Cheapflights?
Yes, there are multiple flights from Ontario to Miami for under $200. The cheapest flight booked recently is on Multiple Airlines for just $141, but on average you can expect to pay $173.
Are there last-minute flights available from Ontario to Miami for under $300?
There are currently 20+ open flights from Ontario to Miami within the next 7 days for less than $300.
How popular is this Ontario to Miami flight route?
This flight path from Ontario to Miami was viewed by 56 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
What is the cheapest airline to fly from Ontario to Miami round-trip?
Flying on Frontier is currently your cheapest option to Miami, with prices starting at $164. Frontier is 60% 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?
$64 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 JetBlue, with prices starting from $100 and $119, respectively.
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.
What does ONT to MIA mean?
ONT and MIA are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. ONT to MIA refers to a flight route from Ontario Airport to Miami Airport.
Other flights from Ontario
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Alternative routes for Ontario to Miami
See prices for flight routes from nearby airports that may be better suited for you.
Top 6 airlines flying from Ontario to Miami
The chart below displays the airlines Cheapflights users traveling from Ontario to Miami choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Hourly flight availability from Ontario to Miami
See what time of day planes typically take off from Ontario to Miami
| 0%of flight departures | Early morningMidnight to 6 am |
|---|---|
| 100%of flight departures | Morning6 am to noon |
| 0%of flight departures | AfternoonNoon to 6 pm |
| 0%of flight departures | Evening6 pm to midnight |
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How does Cheapflights help users find flights from Ontario to Miami?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ontario to Miami. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
Why should you use Cheapflights to find cheap flight tickets from Ontario to Miami?
Millions of users choose and trust Cheapflights to book the best flight deals from Ontario to Miami for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.
Can Cheapflights find flights from Ontario to Miami with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from Ontario to Miami flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from Ontario to Miami become cheaper?
Yes! Start tracking prices for Ontario to Miami flights today and get alerted whenever prices for these flights change. To access this feature, navigate to the search form above to perform a search, which will then prompt you for a valid email address to use the tool.