Cheap Flight Tickets from Ontario (ONT) to Miami (MIA), Starting at $260

Good to Know: Cheapest and Fastest ONT - MIA Flights

Useful information for finding best airline tickets from Ontario International to Miami International on your next trip.

Cheapest Round Trip Flight

$298

F9 Frontier Airlines • 1 stop • 25h 38m

Jul 16 – Jul 23

The cheapest round trip flight from Ontario to Miami (ONT-MIA-ONT) is currently $298

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Cheapest One way Flight

$336

WN Southwest Airlines • 2 stops • 14h 10m

Jul 09

The cheapest one way flight from Ontario to Miami (ONT-MIA) is currently $336

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Cheapest Direct Flight

$544

AA American Airlines • nonstop • 8h 28m

Jul 16

The cheapest nonstop flight from Ontario to Miami (ONT-MIA) is currently $544

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Fastest Flight

8h 28m

The fastest nonstop flight from Ontario to Miami (ONT-MIA) takes 8h 28m

Top Airlines Flying from Ontario to Miami

Southwest Airlines-WN

Southwest Airlines

Delta Airline, DL

Delta Airlines

United Airlines, UA

United Airlines

American Airlines, AA

American Airlines

Avianca Airline - AV

Avianca

Alaska Airlines -AS

Alaska Airlines

Latest Flight Deals from Ontario (ONT) to Miami (MIA)

Compare and book low fare round-trip air tickets from Ontario to Miami. Ideal for travelers with confirmed return itineraries.

Jul 16 - Jul 23, Economy
F9
Ontario → Miami
25h 38m
11:52 AM - 6:30 AM • 1 stop
F9
Ontario → Miami
20h 48m
10:15 PM - 8:03 AM • 1 stop
$298
Frontier Airlines
Jul 16 - Jul 23, Economy
F9
Ontario → Miami
26h 42m
10:49 AM - 5:51 AM • 1 stop
F9
Ontario → Miami
20h 48m
10:15 PM - 8:03 AM • 1 stop
$415
Frontier Airlines
Jul 16 - Jul 23, Economy
WN
Ontario → Miami
19h 5m
8:35 AM - 11:20 PM • 2 stops
WN
Ontario → Miami
15h 30m
11:40 AM - 6:10 PM • 1 stop
$478
Southwest Airlines
Jul 16 - Jul 23, Economy
WN
Ontario → Miami
24h
9:40 PM - 3:20 PM • 2 stops
WN
Ontario → Miami
15h 30m
11:40 AM - 6:10 PM • 1 stop
$479
Southwest Airlines
Jul 16 - Jul 23, Economy
WN
Ontario → Miami
24h 10m
5:30 AM - 11:20 PM • 2 stops
WN
Ontario → Miami
25h 5m
5:25 AM - 5:30 PM • 2 stops
$494
Southwest Airlines
Jul 16 - Jul 23, Economy
DL
Ontario → Miami
16h 47m
11:48 AM - 12:55 AM • 1 stop
DL
Ontario → Miami
13h 57m
10:40 AM - 4:17 PM • 1 stop
$628
Delta Airlines

Fly from Ontario to Miami with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from Ontario to Miami? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on Ontario to Miami Flights

What are the airports in Ontario?
ONT
What’s the most popular airline flying from ONT to MIA?
The most popular airline flying from Ontario to Miami are
Can I fly from ONT to MIA non-stop?
Yes, you can fly ONT to MIA non-stop on
Which airlines fly nonstop between Ontario and Miami?
The non-stop flights between Ontario and Miami are .
What’s the earliest departure time from ONT to MIA Airport?
The earliest flight leaves ONT at 5:30 am and lands in MIA - Miami International
What are the airports in Miami?
MIA
Can I make changes to my Ontario to Miami flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from ONT to MIA?
Read the fare rules of the Ontario to Miami air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Ontario and Miami?
operate flights between Ontario and Miami
How long does a flight from Ontario to Miami take?
It takes approximately 5 hour to fly non-stop from ONT to MIA, which is 2296.17 miles by air.
Which airlines provide the cheapest flights from Ontario (ONT) to Miami (MIA) ?
In the past couple of days, the cheapest tickets to MIA from ONT were found on WN : USD 336
Do I need a passport to fly between ONT and MIA?
No
What’s the latest departure time from ONT to MIA ?
The last flight leaves ONT at 11:59 pm

Ontario (ONT) to Miami (MIA): Airport Information

Origin Airport Ontario International , Ontario, US
Destination Airport Miami International , Miami, US
Distance 2296 miles

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