Cheap flights from Ontario to Miami (ONT - MIA)

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The best prices from Ontario to Miami are usually found in June or July, booked 56 days in advance, depart on a Saturday or Tuesday and return on a Wednesday

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 2021: compare Ontario to Miami flight prices with the expected peak season, weather and rainfall in Miami.
ONT - MIA
Price
$197 - $496
MIA
Temperature
68 - 84.2 °F
MIA
Precipitation
1.6 - 9.9 inches

Popular in

December

High demand for flights, 37% potential price rise

Cheapest in

June

Best time to find cheap flights, 37% potential price drop

Round-trip from

$197

From Ontario to Miami

One-way from

$52

One-way flight from Ontario to Miami

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Ontario to Miami?

Sunday 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.

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 in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 46% on airfare.

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

To save up to 19% on this flight, we recommend booking at least 29 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 $337 1-2 weeks out and tickets from $380 for flights departing within the next 72 hours.

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

August is one of the best times of the year to fly to Miami from Ontario. Prices for August average $324 per person but you can even find prices for as low as $141. The most expensive prices can be found in the month of December. Opting for a August flight can save you 42% on your journey compared to booking in August

Cheap flights from Ontario to Miami in October, November 2021

The best prices found for ONT to MIA flights for October, November
11 Nov - 16 Nov
$122pp
ONT
Ontario
Frontier
 
1 STOP
MIA
Miami
MIA
Miami
Frontier
 
1 STOP
ONT
Ontario
16 Nov - 22 Nov
$127pp
ONT
Ontario
Frontier
 
1 STOP
MIA
Miami
MIA
Miami
Frontier
 
1 STOP
ONT
Ontario
2 Nov - 13 Nov
$128pp
ONT
Ontario
Frontier
 
1 STOP
MIA
Miami
MIA
Miami
Frontier
 
1 STOP
ONT
Ontario

Ontario to Miami 2021 flight deals

Cheap flights to Miami from Ontario found for this year
3 Dec - 11 Dec
$107pp
ONT
Ontario
Frontier
 
1 STOP
MIA
Miami
MIA
Miami
Frontier
 
1 STOP
ONT
Ontario
11 Nov - 16 Nov
$122pp
ONT
Ontario
Frontier
 
1 STOP
MIA
Miami
MIA
Miami
Frontier
 
1 STOP
ONT
Ontario
16 Nov - 22 Nov
$127pp
ONT
Ontario
Frontier
 
1 STOP
MIA
Miami
MIA
Miami
Frontier
 
1 STOP
ONT
Ontario

Non-stop flights to Miami from Ontario

Save time with Ontario to Miami direct flight deals
15 Mar - 20 Mar
$378pp
ONT
Ontario
Frontier
Non-Stop
MIA
Miami
MIA
Miami
Frontier
Non-Stop
ONT
Ontario

Last minute flights from Ontario to Miami

Late deals on round-trip flights to Miami from Ontario, departing today and this week
23 Oct - 8 Nov
$148pp
ONT
Ontario
Frontier
 
1 STOP
MIA
Miami
MIA
Miami
Frontier
 
1 STOP
ONT
Ontario
23 Oct - 28 Oct
$158pp
ONT
Ontario
Frontier
 
1 STOP
MIA
Miami
MIA
Miami
Frontier
   
2 STOPS
ONT
Ontario
23 Oct - 27 Oct
$173pp
ONT
Ontario
Frontier
 
1 STOP
MIA
Miami
MIA
Miami
Frontier
   
2 STOPS
ONT
Ontario

One-way flights to Miami from Ontario

The cheapest one-way flights from Ontario to Miami
8:25 am - 1:20 am
Frontier
1 Stop
13h 55m
ONT - MIA
Frontier
$52
Kiwi.com
2:45 pm - 1:39 am
Frontier
1 Stop
7h 54m
ONT - MIA
Frontier
$62
SmartFares
2:43 pm - 1:40 am
Frontier
1 Stop
7h 57m
ONT - MIA
Frontier
$64
Travelocity

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Ontario</span> to <span class="emphasized">Miami</span> flights.

Flight FAQs

From Ontario to Miami

Which airlines flying from Ontario to Miami have flexible cancellations due to COVID-19?

Some of our airline partners flying from Ontario to Miami have new flexible policies in place due to COVID-19. American Airlines, Delta, and Frontier are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like American Airlines with this kind of flexibility.

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 Frontier for just $107, but on average you can expect to pay $139.

Are there nonstop flights from Ontario to Miami for under $400 on Cheapflights?

Cheapflights has at least 1 direct flight from Ontario to Miami under $400. A good price for a nonstop flight from Ontario to Miami is less than $378.

Are there last-minute flights available from Ontario to Miami for under $200?

There are currently 20+ open flights from Ontario to Miami within the next 7 days for less than $200.

How popular is this Ontario to Miami flight route?

This flight path from Ontario to Miami was viewed by 18 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 $107. Frontier is 65% cheaper than the average price of flights available within the next 90 days to this destination.

What are the cheapest flights from Ontario to Miami?

The cheapest flight price from Ontario to Miami is $137. On average you can expect to pay $609. The most popular route, (Ontario - Miami), can usually be booked for $118.

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

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

COVID Restrictions

View COVID Travel Restrictions for Miami, FL

Do I need a COVID test to fly to Miami from Ontario?

Information is based on travel restrictions for travel to Miami within the United States

Most visitors from Ontario need to provide a negative COVID-19 test result and/or quarantine to enter Miami.

COVID-19 testing requirements
Visitors from Ontario must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Miami.

Quarantine requirements
Visitors from Ontario are not required to quarantine after entering Miami.

Do I need a test to fly back to Ontario from Miami?

Returning to Ontario from Miami

COVID-19 testing requirements
Visitors from Miami must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Ontario.

Quarantine requirements
Visitors from Miami are not required to quarantine after entering Ontario.

Hide COVID Travel Restrictions for Miami, FL

Alternative routes for Ontario to Miami

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Miami

Things to know before you go - useful duration and weather info for your trip from Ontario to Miami.
Average temperature for October in Miami
86.0 °F
Avg rainfall for October in Miami
8.0 ″

Airports servicing Ontario

Airports servicing Miami

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.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Frontier
$105 $253 No cancel fee 62%
United Airlines
$132 $331 No cancel fee 69%
Spirit Airlines
$135 $316 No cancel fee 65%
Delta
$142 $339 No cancel fee N/A
American Airlines
$150 $441 No cancel fee 71%
Alaska Airlines
$212 $545 No cancel fee 75%

Hourly flight availability from Ontario to Miami

See what time of day planes typically take off from Ontario towards Miami.
Morning 6 AM to noon 100% of ONT to MIA departures
Early morning Midnight to 6 AM 0% of ONT to MIA departures
Afternoon Noon to 6 PM 0% of ONT to MIA departures
Evening 6 PM to midnight 0% of ONT to MIA departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Ontario to Miami
See how many times per day planes take to the skies headed from Ontario to Miami.
Sunday
0 flights
Monday
1 daily flight
Tuesday
1 daily flight
Wednesday
1 daily flight
Thursday
1 daily flight
Friday
1 daily flight
Saturday
1 daily flight
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