$339 Cheap Flights from Portland (PDX) to Osaka (KIX)

View $339 flight on Sun, Mar 15, 2026Opens in a new window

Popular airlines from Portland International Airport (PDX) to Kansai Intl. Airport (KIX)

  • 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
    Learn about One Key

Cheap Flights from Portland to Osaka (PDX-KIX)

Prices were available within the past 7 days and start at $339 for one-way flights and $523 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, Aug 27 - Tue, Sep 23
PDX
Portland
KIX
Osaka
$523 Roundtrip, found 5 days ago
$523
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Aug 27 from Portland to Osaka, returning Tue, Sep 23, priced at $523 found 5 days ago
Korean Air
Sun, Sep 14 - Wed, Sep 24
PDX
Portland
KIX
Osaka
$528 Roundtrip, found 4 days ago
$528
Roundtrip
found 4 days ago
Select Korean Air flight, departing Sun, Sep 14 from Portland to Osaka, returning Wed, Sep 24, priced at $528 found 4 days ago
Alaska Airlines
Sun, Sep 7 - Tue, Sep 23
PDX
Portland
KIX
Osaka
$608 Roundtrip, found 4 days ago
$608
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Sun, Sep 7 from Portland to Osaka, returning Tue, Sep 23, priced at $608 found 4 days ago
Alaska Airlines
Wed, Sep 3 - Thu, Sep 4
PDX
Portland
KIX
Osaka
$620 Roundtrip, found 6 days ago
$620
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Wed, Sep 3 from Portland to Osaka, returning Thu, Sep 4, priced at $620 found 6 days ago
Alaska Airlines
Wed, Sep 17 - Wed, Sep 24
PDX
Portland
KIX
Osaka
$625 Roundtrip, found 4 days ago
$625
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Wed, Sep 17 from Portland to Osaka, returning Wed, Sep 24, priced at $625 found 4 days ago
Korean Air
Wed, Sep 10 - Tue, Sep 23
PDX
Portland
KIX
Osaka
$628 Roundtrip, found 6 days ago
$628
Roundtrip
found 6 days ago
Select Korean Air flight, departing Wed, Sep 10 from Portland to Osaka, returning Tue, Sep 23, priced at $628 found 6 days ago
Korean Air
Sun, Sep 14 - Sun, Sep 21
PDX
Portland
KIX
Osaka
$630 Roundtrip, found 4 days ago
$630
Roundtrip
found 4 days ago
Select Korean Air flight, departing Sun, Sep 14 from Portland to Osaka, returning Sun, Sep 21, priced at $630 found 4 days ago
Air Canada
Mon, Mar 30 - Mon, Apr 6
PDX
Portland
KIX
Osaka
$636 Roundtrip, found 1 day ago
$636
Roundtrip
found 1 day ago
Select Air Canada flight, departing Mon, Mar 30 from Portland to Osaka, returning Mon, Apr 6, priced at $636 found 1 day ago
Hawaiian Airlines
Wed, Aug 27 - Tue, Sep 23
PDX
Portland
KIX
Osaka
$668 Roundtrip, found 5 days ago
$668
Roundtrip
found 5 days ago
Select Hawaiian Airlines flight, departing Wed, Aug 27 from Portland to Osaka, returning Tue, Sep 23, priced at $668 found 5 days ago
Japan Airlines
Tue, Sep 9 - Fri, Sep 26
PDX
Portland
KIX
Osaka
$703 Roundtrip, found 3 hours ago
$703
Roundtrip
found 3 hours ago
Select Japan Airlines flight, departing Tue, Sep 9 from Portland to Osaka, returning Fri, Sep 26, priced at $703 found 3 hours ago

Find the cheapest month to fly from Portland (PDX) to Osaka (KIX)

September is typically the cheapest month to fly

From $574 - $1,202 per traveler.

Graph displaying average flight prices per month

Alternative airports near Osaka

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Itami ITM. Closest option available. Average driving time to city center is 10 minutes. Flights from $812
ITM
Itami
Closest
Average driving time to city center10 min
Flights from $812
Select flight to Kobe Airport UKB. Average driving time to city center is 32 minutes. Flights from $953
UKB
Kobe Airport
Average driving time to city center32 min
Flights from $953
Flights from Portland (PDX) to Osaka (KIX)
Origin airport
Portland Intl.
Destination airport
Kansai Intl.
Airlines serving
Air Canada, Alaska Airlines, All Nippon Airways, American Airlines, Asiana Airlines, Cathay Pacific, China Southern Airlines, Delta, Hawaiian Airlines, Japan Airlines, Korean Air, STARLUX Airlines, United
Roundtrip price
$522
Distance
5085 mi

Portland to Osaka Flights

The cheapest times to fly from Portland to Osaka

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Portland to Osaka are during the month of August. You can find some of the cheapest flights from Portland to Osaka with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Portland to Osaka

Sunday is one of the best days to book for cheap flights from Portland to Osaka: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Portland to Osaka

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Portland to Osaka in 2025. You can also book with separate airlines for your outbound and return journeys, from $339 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Portland to Osaka flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Portland to Osaka airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Portland Intl. Airport (PDX) to Kansai Intl. Airport (KIX) cost?
Secure a cheap one-way flight from $339 or cheap return flight from $523 from Portland Intl. Airport (PDX) to Kansai Intl. Airport (KIX) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Portland Intl. Airport (PDX) to Kansai Intl. Airport (KIX)?
Planning your trip for August can help you save, as it's the cheapest month for flights between PDX and KIX. You'll typically find the lowest fares during off-peak months.
What is the cheapest airline that flies from Portland Intl. Airport (PDX) to Kansai Intl. Airport (KIX)?
Use the filters on Expedia to compare different airlines and find the most affordable carrier that'll fly you from PDX to KIX. Then, sort your results by "Price (lowest to highest)" to pick up a good deal.
How many flights per day from Portland Intl. Airport (PDX) to Kansai Intl. Airport (KIX)?
You'll have to hop on a flight with a layover if you're traveling from Portland Intl. Airport (PDX) to Kansai Intl. Airport (KIX). There are no daily direct flights on this route. However, just filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from PDX to KIX?
Generally you'll find the largest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* However, this can change depending on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Portland Intl. Airport (PDX) to Kansai Intl. Airport (KIX)?
To arrive at Kansai Intl. Airport (KIX) on schedule, select a flight that takes off from Portland Intl. Airport (PDX) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Portland Intl. Airport (PDX) to Kansai Intl. Airport (KIX) last-minute?
Waiting until just before your departure to book a ticket from PDX to KIX often results in higher prices. While you may find some last-minute discounts, they're not always guaranteed. Be flexible with your itinerary for a better chance of getting a bargain.
Is it cheaper to book a PDX to KIX flight and hotel package?
Compared with arranging flights and hotels separately, booking a PDX to KIX flight and hotel package with Expedia could lead to significant savings. Better yet, managing everything in one place will take the hassle out of travel planning. Simply secure your flights and choose from our extensive range of stays, then tailor your trip with extras like car rentals and activities.
Can I cancel or change the date of my flight from Portland Intl. Airport (PDX) to Kansai Intl. Airport (KIX)?
In most instances, you can reschedule or cancel your PDX to KIX flight. However, additional fees may apply, especially if your booking was made over 24 hours ago. Double-check your itinerary for the airline's fees and guidelines on flight changes, or if you want more information, go to our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.