￥11,130 Cheap Flights from Portland (PDX) to Ontario (ONT)

View ￥11,130 flight on Sat, Oct 18, 2025Opens in a new window

Popular airlines from Portland International Airport (PDX) to Los Angeles - Ontario Intl. Airport (ONT)

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Cheap Flights from Portland to Ontario (PDX-ONT)

Prices were available within the past 7 days and start at ￥11,130 for one-way flights and ￥25,980 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, Nov 3 - Mon, Nov 10
PDX
Portland
ONT
Ontario
￥25,980 Roundtrip, found 5 days ago
￥25,980
Roundtrip
found 5 days ago
Select Delta flight, departing Mon, Nov 3 from Portland to Ontario, returning Mon, Nov 10, priced at ￥25,980 found 5 days ago
Hawaiian Airlines
Sat, Oct 25 - Sat, Nov 8
PDX
Portland
ONT
Ontario
￥26,150 Roundtrip, found 3 days ago
￥26,150
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Sat, Oct 25 from Portland to Ontario, returning Sat, Nov 8, priced at ￥26,150 found 3 days ago
Hawaiian Airlines
Thu, Oct 23 - Sat, Nov 8
PDX
Portland
ONT
Ontario
￥27,660 Roundtrip, found 3 days ago
￥27,660
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Thu, Oct 23 from Portland to Ontario, returning Sat, Nov 8, priced at ￥27,660 found 3 days ago
Hawaiian Airlines
Thu, Oct 23 - Mon, Nov 10
PDX
Portland
ONT
Ontario
￥29,050 Roundtrip, found 3 days ago
￥29,050
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Thu, Oct 23 from Portland to Ontario, returning Mon, Nov 10, priced at ￥29,050 found 3 days ago
Hawaiian Airlines
Mon, Nov 10 - Wed, Nov 26
PDX
Portland
ONT
Ontario
￥30,560 Roundtrip, found 3 days ago
￥30,560
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Mon, Nov 10 from Portland to Ontario, returning Wed, Nov 26, priced at ￥30,560 found 3 days ago
United
Mon, Nov 3 - Mon, Nov 10
PDX
Portland
ONT
Ontario
￥31,150 Roundtrip, found 5 days ago
￥31,150
Roundtrip
found 5 days ago
Select United flight, departing Mon, Nov 3 from Portland to Ontario, returning Mon, Nov 10, priced at ￥31,150 found 5 days ago
Delta
Mon, Nov 3 - Mon, Nov 10
PDX
Portland
ONT
Ontario
￥31,790 Roundtrip, found 5 days ago
￥31,790
Roundtrip
found 5 days ago
Select Delta flight, departing Mon, Nov 3 from Portland to Ontario, returning Mon, Nov 10, priced at ￥31,790 found 5 days ago
Delta
Tue, Feb 10 - Fri, Feb 20
PDX
Portland
ONT
Ontario
￥32,150 Roundtrip, found 1 day ago
￥32,150
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Feb 10 from Portland to Ontario, returning Fri, Feb 20, priced at ￥32,150 found 1 day ago
Delta
Thu, Dec 4 - Sat, Dec 6
PDX
Portland
ONT
Ontario
￥32,800 Roundtrip, found 1 day ago
￥32,800
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Dec 4 from Portland to Ontario, returning Sat, Dec 6, priced at ￥32,800 found 1 day ago
American Airlines
Wed, Oct 1 - Tue, Oct 21
PDX
Portland
ONT
Ontario
￥42,470 Roundtrip, found 3 days ago
￥42,470
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, Oct 1 from Portland to Ontario, returning Tue, Oct 21, priced at ￥42,470 found 3 days ago

Find the cheapest month to fly from Portland (PDX) to Ontario (ONT)

December is typically the cheapest month to fly

From ￥10,748 - ￥40,409 per traveler.
Flights from Portland (PDX) to Ontario (ONT)
Origin airport
Portland Intl.
Destination airport
Los Angeles - Ontario Intl.
Airlines serving
Delta
Roundtrip price
￥25,980
Distance
1342 km
Average flight time
2 hours 24 mins

Portland to Ontario Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Portland to will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Ontario.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with PDX to ONT flights that won’t make your bank account wince. Ready to temporarily leave behind Portland for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to ONT with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

Frequently asked questions

How much is a flight from PDX to Ontario Airport?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price available for a round-trip journey from PDX Airport to ONT was ￥25,980. Fares this good don't hang around, so book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Portland Intl. Airport (PDX) to ONT?
Most flights can be canceled online, but every airline has its own terms and conditions. If you do need to cancel your flight, go to our Customer Service Portal and follow the instructions.
How do I find cheap flights from PDX 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 Los Angeles - Ontario Intl. Airport (ONT) flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from Portland Intl. Airport (PDX) to Ontario Airport?
The flight time from Portland Airport to Los Angeles - Ontario Intl. Airport (ONT) is around 6 hours and 17 minutes. Grab your headphones, listen to a good podcast and your journey will fly by.
How far is the flight from Portland Intl. Airport (PDX) to Los Angeles - Ontario Intl. Airport (ONT)?
A flight distance of just 1,350 kilometers separates Portland and Ontario. Once you're up in the skies, you won't get a chance to do much more than browse the magazine in your seat-back pocket.
Which airlines fly direct from Portland Intl. Airport (PDX) to Los Angeles - Ontario Intl. Airport (ONT)?
Flying directly from PDX Airport to ONT is simple with Alaska Airlines (AS). This top airline operates 30 flights every month.
Are Portland Airport to ONT flight tickets cheaper when they're purchased at the last minute?
It is possible to find great last-minute deals from PDX Airport to ONT, but it can also be hit-or-miss. As many airlines advertise prices up to a year in advance, it's worth keeping an eye on fares early and being ready to pounce when you see a bargain. Expedia compares carrier prices and updates flight deals often, so you can feel confident knowing you're always getting the latest offers.

Explore a world of travel with Expedia

Ontario nearby Airports

Los Angeles

Portland to Los Angeles Intl.
￥25,080

Orange County

Portland to John Wayne
￥47,160

Long Beach

Portland to Long Beach Municipal
￥84,390

Burbank

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