$76 Cheap Flights from Portland (PDX) to Ontario (ONT)

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Cheap Flights from Portland Intl. to Los Angeles - Ontario Intl.

Prices were available within the past 7 days and starts at $76 for one-way flights and $152 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Frontier Airlines
Frontier Airlines
Alaska Airlines
Alaska Airlines
Alaska Airlines
Delta
United
American Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Alaska Airlines
Frontier Airlines
Frontier Airlines
Delta
Frontier Airlines
Frontier Airlines
Alaska Airlines
Flight from Portland to Ontario route information
Origin AirportPortland Intl.
Destination AirportLos Angeles - Ontario Intl.
Airlines ServingAlaska Airlines, American Airlines, Delta, Frontier Airlines, United
Flight Price$152
Distance838 mi

Portland to Ontario Flights

Whether you’re looking for a grand adventure or just want to get away for a last-minute break, flights from Portland 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 Portland 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 PDX 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 $76 now!

Frequently asked questions

How much is a flight from PDX to ONT?
Based on fares listed within the last 7 days on Expedia for flights departing within the next year, round-trip flights between PDX Airport and Los Angeles - Ontario Intl. Airport (ONT) start from $152. Make your booking today to get the best price for your adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from PDX to ONT?
Most flights can be canceled online, but whether or not you incur a fee depends on your airline. If you do have to cancel your trip, follow the instructions in the Customer Service Portal.
How do I find cheap flights from Portland Airport to Los Angeles - Ontario Intl. Airport (ONT) 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 Portland Intl. Airport (PDX) to Ontario Airport flights, you’ll see a “no change fees” filter for you to select.
How many hours is the flight from PDX Airport to Ontario Airport?
Lasting around 5 hours and 37 minutes, the flight between Portland Airport and ONT is a great opportunity to do some last-minute trip planning. How about using this time to fine tune your itinerary for Ontario?
How far is the flight from Portland Airport to Los Angeles - Ontario Intl. Airport (ONT)?
A flight distance of just 839 mi (1,350 km) separates Portland and Ontario. Once you’re in the air, you won’t get a chance to do much more than listen to some short podcasts.
Which airlines fly direct from PDX Airport to ONT?
Operating 47 flights every month, Alaska Airlines (AS) is a top choice when flying directly from PDX Airport to ONT.
Are Portland Intl. Airport (PDX) to Los Angeles - Ontario Intl. Airport (ONT) flight tickets cheaper when they're purchased at the last minute?
Booking your trip from PDX to Ontario Airport last minute could save you some cash. However, you might miss out on a flight altogether! If you’d prefer not to take any chances, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains up to a year in advance. If your preferred air carrier hasn’t released tickets yet, check back frequently as deals are updated all the time on Expedia.
Can I fly from PDX to Los Angeles - Ontario Intl. Airport (ONT) right now?
To see what travel restrictions and quarantine requirements are in place for different citizens flying from PDX Airport to Los Angeles - Ontario Intl. Airport (ONT) please visit our COVID 19 travel advisor portal link
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