Cheap Flights from Miami (MIA) to Ontario (ONT)

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Popular airlines from Miami Intl. Airport (MIA) to Los Angeles - Ontario Intl. Airport (ONT)

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Cheap Flights from Miami to Ontario (MIA-ONT)

Prices were available within the past 7 days and start at for one-way flights and AED1,570 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Sunday, 22 February, 2026 - Tuesday, 24 February, 2026
MIA
Miami
ONT
Ontario
AED1,570 Roundtrip, found 3 days ago
AED1,570
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Sunday, 22 February, 2026 from Miami to Ontario, returning Tuesday, 24 February, 2026, priced at AED1,570 found 3 days ago

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Frequently asked questions

Is it cheaper to buy a plane ticket from MIA to ONT last minute?
When it's time to book your flights, it's better to be prepared. While you could pick up a last-minute deal on a MIA to Los Angeles - Ontario Intl. Airport (ONT) flight, fares usually don't get cheaper as the departure date nears. Based on flight pricing and demand studies in 2022, we have found that the sweet spot to lock in a domestic flight is between 28 – 35 days ahead. For international travel it's three to four months.
What airports do you fly into for Ontario from Miami?
With Los Angeles - Ontario Intl. Airport (ONT), John Wayne Airport (SNA) and Long Beach Municipal Airport (LGB) to pick from, flying from Miami to Ontario is a breeze. The city's main terminal, Los Angeles - Ontario Intl. Airport (ONT), is approximately 5 kilometers east of the downtown area. Besides ticket prices, consider things like transportation options from the airport and the distance to your hotel when deciding where to fly into. Get your Ontario adventure off to a fun start by exploring Ontario Mills Shopping Mall and Toyota Arena.
Can I change the date of my flight from MIA to Ontario Airport?
Plans can change, so Expedia is here to help make amending your journey as easy as possible. First, find your Miami Intl. Airport (MIA) to Los Angeles - Ontario Intl. Airport (ONT) itinerary through the Expedia Trips portal and look up the fare rules and restrictions about what changes are allowed. If you booked your plane ticket in the last 24 hours, some carriers will let you cancel without charge and organize new flights. If you bought your ticket more than 24 hours ago, get in touch with us through our Customer Service portal to find out your options.

Travel information

Origin airport
Miami Intl.
Destination airport
Los Angeles - Ontario Intl.
Roundtrip price
AED1,570
Distance
3667 km

Book with confidence

Miami to Ontario Flights

Whether you’re looking for a grand adventure or just want to get away for a last-minute break, flights from Miami to Ontario offer the perfect respite. Not only does exploring Ontario provide the chance to make some magical memories, dip into delectable dishes, and tour the local landmarks, but the cheap airfare means you won’t bust your budget. So no matter whether your ideal itinerary involves flying one way, non-stop, or round trip, you’re bound to find flights that match your schedule on Expedia, and at prices that won’t shock your wallet.

Bagging a cheap flight from Miami to Ontario may mean more dollars to spend on for one-of-a-kind souvenirs when you arrive, but it doesn’t mean you have to skimp on your travel experience, as Expedia offers a sizzling selection of cheap airlines that’ll put you in your happy place on their planes, whether that’s getting lost in a hair-raising airport thriller, dreaming on the passing landscape over a glass of bubbly, or jotting down your vacation bucket list at 38,000 feet. There’s also bound to be plenty of opportunities to snap a few photos of the high life that will make your friends green with envy. After all, enjoying the journey is part of the fun.

With so many affordable flights and so many wonderful adventures awaiting you, there’s no reason to put off booking a fantastic flight from to today. So don’t leave it to the last minute to make your dream trip a reality: pack your bags with your go-to travel accessories, put together your list of must-see attractions and can’t-miss activities, and get ready to broaden your horizons – with Expedia, the wonders of Ontario are only a plane trip away. Book your travel arrangements with us today!

If you would like to book flights to Ontario more flexibly many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Ontario is now!

Miami to Ontario Flights