S$132 Cheap Flights from Ontario to Portland

View S$132 flight on Sat, 17 May, 2025Opens in a new window

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Cheap Flights from Ontario to Portland (ONT-PDX)

Prices were available within the past 7 days and start at S$132 for one-way flights and S$264 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, 26 Apr - Sat, 3 May
ONT
Ontario
PDX
Portland
S$264 Return, found 3 days ago
S$264
Return
found 3 days ago
Select Delta flight, departing Sat, 26 Apr from Ontario to Portland, returning Sat, 3 May, priced at S$264 found 3 days ago
Delta
Sat, 17 May - Sun, 1 Jun
ONT
Ontario
PDX
Portland
S$278 Return, found 1 day ago
S$278
Return
found 1 day ago
Select Delta flight, departing Sat, 17 May from Ontario to Portland, returning Sun, 1 Jun, priced at S$278 found 1 day ago
Delta
Sat, 17 May - Sun, 1 Jun
ONT
Ontario
PDX
Portland
S$332 Return, found 1 day ago
S$332
Return
found 1 day ago
Select Delta flight, departing Sat, 17 May from Ontario to Portland, returning Sun, 1 Jun, priced at S$332 found 1 day ago
American Airlines
Sat, 26 Apr - Sat, 3 May
ONT
Ontario
PDX
Portland
S$344 Return, found 3 days ago
S$344
Return
found 3 days ago
Select American Airlines flight, departing Sat, 26 Apr from Ontario to Portland, returning Sat, 3 May, priced at S$344 found 3 days ago
Delta
Sat, 17 May - Sun, 1 Jun
ONT
Ontario
PDX
Portland
S$345 Return, found 1 day ago
S$345
Return
found 1 day ago
Select Delta flight, departing Sat, 17 May from Ontario to Portland, returning Sun, 1 Jun, priced at S$345 found 1 day ago
American Airlines
Sat, 17 May - Sun, 1 Jun
ONT
Ontario
PDX
Portland
S$352 Return, found 1 day ago
S$352
Return
found 1 day ago
Select American Airlines flight, departing Sat, 17 May from Ontario to Portland, returning Sun, 1 Jun, priced at S$352 found 1 day ago
Delta
Sat, 26 Apr - Sat, 3 May
ONT
Ontario
PDX
Portland
S$371 Return, found 3 days ago
S$371
Return
found 3 days ago
Select Delta flight, departing Sat, 26 Apr from Ontario to Portland, returning Sat, 3 May, priced at S$371 found 3 days ago
American Airlines
Sat, 26 Apr - Sat, 3 May
ONT
Ontario
PDX
Portland
S$384 Return, found 3 days ago
S$384
Return
found 3 days ago
Select American Airlines flight, departing Sat, 26 Apr from Ontario to Portland, returning Sat, 3 May, priced at S$384 found 3 days ago
Delta
Sat, 17 May - Sun, 1 Jun
ONT
Ontario
PDX
Portland
S$385 Return, found 1 day ago
S$385
Return
found 1 day ago
Select Delta flight, departing Sat, 17 May from Ontario to Portland, returning Sun, 1 Jun, priced at S$385 found 1 day ago
United
Sat, 26 Apr - Sat, 3 May
ONT
Ontario
PDX
Portland
S$439 Return, found 3 days ago
S$439
Return
found 3 days ago
Select United flight, departing Sat, 26 Apr from Ontario to Portland, returning Sat, 3 May, priced at S$439 found 3 days ago
Ontario to Portland route information
Origin airport
Los Angeles - Ontario Intl.
Destination airport
Portland Intl.
Airlines serving
American Airlines, Delta, United
Return price
S$263
Distance
1342 km
Average flight time
2 hours 24 mins

Perfect flights from Ontario to Portland

Your Journey from Ontario to Portland

Start your unforgettable journey with Expedia. Our broad selection of flights from Ontario to Portland caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including Delta, American Airlines, United. Our selection of flights from Los Angeles - Ontario Intl. to Portland Intl. caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with Ontario to Portland Flights

Experience the joy of finding cheap flights from Los Angeles - Ontario Intl. to Portland Intl. that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$132 and roundtrip prices from S$264*.
 

Pre-Flight Essentials

Ensure a smooth journey from Ontario to Portland with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant Portland

Picture yourself stepping off the plane in Portland and immersing yourself in the unique atmosphere of Portland. From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your Ontario to Portland Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from Ontario to Portland.
 

Beyond the Flight – Exploring Portland

With Expedia, your adventure extends beyond the flight. Explore Portland at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from Ontario to Portland with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from Ontario to Portland with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.

Frequently asked questions

How much is a flight from Los Angeles - Ontario Intl. Airport (ONT) to PDX?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price available for a round-trip journey from ONT to PDX was S$264. Cheap tickets don’t hang around forever, so make sure you book yours ASAP. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from ONT to Portland Airport?
This varies between air carriers, as each one has its own set of terms and conditions. Visit the Customer Service Portal, where you’ll find instructions on how to cancel online.
How do I find cheap flights from ONT to PDX 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 Los Angeles - Ontario Intl. Airport (ONT) to PDX Airport flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from ONT to Portland Intl. Airport (PDX)?
That new movie you’ve been eager to see will have to wait — the flight distance between Los Angeles - Ontario Intl. Airport (ONT) (ONT) and Portland Airport (PDX) is only 1,350 kilometres. The captain will be instructing you to buckle up for landing before you know it.
Which airlines fly direct from ONT to PDX Airport?
Check out the deals on offer with Alaska Airlines (AS) if you want to fly straight from Los Angeles - Ontario Intl. Airport (ONT) to Portland Airport. This popular carrier offers 26 flights monthly, so you’re sure to find one that fits your travel schedule.
Are Ontario Airport to PDX flight tickets cheaper when they're purchased at the last minute?
Booking your trip from ONT to Portland Intl. Airport (PDX) at the last minute could be your ticket to a cheap deal. However, it could end up costing you a whole lot more! If you’d rather play it safe, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains up to 12 months in advance. If your preferred carrier hasn’t released tickets yet, check back regularly as deals are updated all the time on Expedia.

Explore a world of travel with Expedia

Ontario Airports

Los Angeles

Los Angeles Intl. to Portland
S$210.00

Orange County

John Wayne to Portland
S$377.00

Burbank

*Available to Expedia members.