$80 Cheap Flights from Atlanta (ATL) to Ontario (ONT)

Bundle Your Flight + Hotel & Save!

Popular airlines among travelers

Frontier Airlines
Alaska Airlines
JetBlue Airways
American Airlines
Delta
United
    Plan, book, fly with confidence
  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
  • one key icon
    Earn twice
    Earn your airline miles on top of our OneKeyCash

Cheap Flights from Atlanta to Ontario (ATL-ONT)

Prices were available within the past 7 days and start at $80 for one-way flights and $143 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Flights from Atlanta (ATL) to Ontario (ONT)
Origin airport
Hartsfield-Jackson Atlanta Intl.
Destination airport
Los Angeles - Ontario Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, United
Roundtrip price
$143
Distance
1893 mi
Average flight time
1 hour 41 mins

Atlanta to Ontario Flights

Whether you’re looking for a grand adventure or just want to get away for a last-minute break, flights from Atlanta 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 Atlanta 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 ATL to ONT 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 $80 now!

Frequently asked questions

How much is a flight from Hartsfield--Jackson Atlanta International Airport to Los Angeles - Ontario Intl. Airport (ONT)?
The lowest price advertised for a round-trip journey from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Los Angeles - Ontario Intl. Airport (ONT) is $143. But you better act fast. This price is taken from fares available within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from ATL to ONT?
Most flights can be conveniently canceled online, but whether you incur a fee varies between airlines. If you do need to cancel your getaway, follow the easy instructions in the Customer Service Portal.
How do I find cheap flights from ATL to Ontario Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for ATL to ONT flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from Hartsfield--Jackson Atlanta International Airport to Los Angeles - Ontario Intl. Airport (ONT)?
It’s around 1927 mi between Hartsfield–Jackson Atlanta International Airport and Los Angeles - Ontario Intl. Airport (ONT), so expect to be strapped into your seat for a while. Keep yourself entertained with things like your e-reader or a good old-fashioned book.
Which airlines fly direct from Atlanta Airport to ONT?
A popular choice with many frequent flyers, Delta Air Lines (DL) operates 69 monthly flights from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Los Angeles - Ontario Intl. Airport (ONT). Pick the one that suits your travel plans and book your fare today.
Are Atlanta Airport to Los Angeles - Ontario Intl. Airport (ONT) flight tickets cheaper when they're purchased at the last minute?
Airline tickets from ATL to ONT are available up to 12 months before departure on Expedia. And although you may pick up great last-minute deal, it’s not something you should bank on. Also, booking your flights ahead of time means you’ll have more options — and you can avoid ending up with the dreaded middle seat! We frequently update our fares to make sure you get the biggest bargains, so keep checking in for all the latest specials.
Ontario nearby Airports
*Available to One Key members.