£318 Cheap Flights from Portland (PDX) to Osaka (KIX)

View £318 flight on Wed, 16 Sept 2026Opens in a new window

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

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 25% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

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

Prices were available within the past 7 days and start at £318 for one-way flights and £693 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

All Nippon Airways
Mon, 1 Mar - Mon, 8 Mar
PDX
Portland
KIX
Osaka
£693 Return, found 4 days ago
£693
Return
found 4 days ago
Select All Nippon Airways flight, departing Mon, 1 Mar from Portland to Osaka, returning Mon, 8 Mar, priced at £693 found 4 days ago
All Nippon Airways
Mon, 1 Mar - Mon, 8 Mar
PDX
Portland
KIX
Osaka
£726 Return, found 4 days ago
£726
Return
found 4 days ago
Select All Nippon Airways flight, departing Mon, 1 Mar from Portland to Osaka, returning Mon, 8 Mar, priced at £726 found 4 days ago
All Nippon Airways
Mon, 1 Mar - Mon, 8 Mar
PDX
Portland
KIX
Osaka
£734 Return, found 4 days ago
£734
Return
found 4 days ago
Select All Nippon Airways flight, departing Mon, 1 Mar from Portland to Osaka, returning Mon, 8 Mar, priced at £734 found 4 days ago
Air Canada
Mon, 1 Mar - Mon, 8 Mar
PDX
Portland
KIX
Osaka
£758 Return, found 4 days ago
£758
Return
found 4 days ago
Select Air Canada flight, departing Mon, 1 Mar from Portland to Osaka, returning Mon, 8 Mar, priced at £758 found 4 days ago
Korean Air
Mon, 1 Mar - Mon, 8 Mar
PDX
Portland
KIX
Osaka
£764 Return, found 4 days ago
£764
Return
found 4 days ago
Select Korean Air flight, departing Mon, 1 Mar from Portland to Osaka, returning Mon, 8 Mar, priced at £764 found 4 days ago
Korean Air
Mon, 1 Mar - Mon, 8 Mar
PDX
Portland
KIX
Osaka
£773 Return, found 4 days ago
£773
Return
found 4 days ago
Select Korean Air flight, departing Mon, 1 Mar from Portland to Osaka, returning Mon, 8 Mar, priced at £773 found 4 days ago
Japan Airlines
Mon, 1 Mar - Mon, 8 Mar
PDX
Portland
KIX
Osaka
£773 Return, found 4 days ago
£773
Return
found 4 days ago
Select Japan Airlines flight, departing Mon, 1 Mar from Portland to Osaka, returning Mon, 8 Mar, priced at £773 found 4 days ago
Alaska Airlines
Mon, 1 Mar - Mon, 8 Mar
PDX
Portland
KIX
Osaka
£792 Return, found 4 days ago
£792
Return
found 4 days ago
Select Alaska Airlines flight, departing Mon, 1 Mar from Portland to Osaka, returning Mon, 8 Mar, priced at £792 found 4 days ago
All Nippon Airways
Mon, 1 Mar - Mon, 8 Mar
PDX
Portland
KIX
Osaka
£793 Return, found 4 days ago
£793
Return
found 4 days ago
Select All Nippon Airways flight, departing Mon, 1 Mar from Portland to Osaka, returning Mon, 8 Mar, priced at £793 found 4 days ago
Korean Air
Mon, 1 Mar - Mon, 8 Mar
PDX
Portland
KIX
Osaka
£794 Return, found 4 days ago
£794
Return
found 4 days ago
Select Korean Air flight, departing Mon, 1 Mar from Portland to Osaka, returning Mon, 8 Mar, priced at £794 found 4 days ago

Frequently asked questions

What is the cheapest month to fly from Portland, OR (PDX-Portland Intl.) to Osaka (KIX-Kansai Intl.)?
September is typically the cheapest month to fly from Portland, OR (PDX-Portland Intl.) to Osaka (KIX-Kansai Intl.), with average return fares of approximately £623. This is about 22% lower than the average price throughout the year. September often sees lower prices as the peak summer travel season winds down, leading to reduced demand. Other cheap months to fly from Portland, OR (PDX-Portland Intl.) to Osaka (KIX-Kansai Intl.) include February and October.
How do I find cheap flights from Portland, OR (PDX-Portland Intl.) to Osaka (KIX-Kansai Intl.)?
To find a cheap flight from Portland, OR (PDX-Portland Intl.) to Osaka (KIX-Kansai Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Portland, OR (PDX-Portland Intl.) to Osaka (KIX-Kansai Intl.)?
The best time to fly from Portland, OR (PDX-Portland Intl.) to Osaka (KIX-Kansai Intl.) for a good value is typically in September or October. During these months, you can expect return flights to be around £623. This period often offers a balance of more affordable fares and pleasant weather in Osaka, making it a great time to plan your trip.
How many flights per day from Portland, OR (PDX-Portland Intl.) to Osaka (KIX-Kansai Intl.)?
There are approximately 34 connecting flights per day from Portland Intl. (PDX) to Kansai Intl. (KIX). Some common connection points include Seattle - Tacoma Intl. (SEA), San Francisco Intl. (SFO), and Los Angeles Intl. (LAX).
What is the earliest flight from Portland, OR (PDX-Portland Intl.) to Osaka (KIX-Kansai Intl.)?
The earliest flight from Portland, OR (PDX-Portland Intl.) to Osaka (KIX-Kansai Intl.) typically departs at approximately 12:30 AM local time. This service is operated by Delta and Japan Airlines, and it is a seasonal service active in March. An early departure like this can help you maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Portland, OR (PDX-Portland Intl.) to Osaka (KIX-Kansai Intl.)?
You'll typically find the most flights from Portland, OR (PDX-Portland Intl.) to Osaka (KIX-Kansai Intl.) on a Saturday, with around 51 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Alaska Airlines, Delta Air Lines, and United Airlines. Saturdays offer notably more flight options compared to other days of the week.
What are the most popular departure times for flights from Portland, OR (PDX-Portland Intl.) to Osaka (KIX-Kansai Intl.)?
The most popular departure times for flights from Portland, OR (PDX-Portland Intl.) to Osaka (KIX-Kansai Intl.) are in the early morning, from 6am to 9am. About 40% of passengers prefer this time window. Many major carriers, including United Airlines, American Airlines and Alaska Airlines, offer flights during this window. This timing works well because it allows you to get an early start on your journey and arrive at your destination with plenty of time.
How long does it take to fly from Portland, OR (PDX-Portland Intl.) to Osaka (KIX-Kansai Intl.)?
A flight from PDX to KIX with a layover takes around 15 hours 50 minutes, with the route covering approximately 5,086 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Portland, OR (PDX-Portland Intl.) to Osaka (KIX-Kansai Intl.)?
Select the "Business class" and "First class" filters when looking for PDX to KIX flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Portland, OR (PDX-Portland Intl.) to Osaka (KIX-Kansai Intl.) flight with Expedia?
It's easy to earn miles on a Portland, OR (PDX-Portland Intl.) to Osaka (KIX-Kansai Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Osaka from Portland Intl. (PDX)?
When traveling from Portland Intl. (PDX) to Osaka, you can fly into Itami (ITM) and Kansai Intl. (KIX). Some flights may connect through major hubs like San Francisco Intl. (SFO), Los Angeles Intl. (LAX), Seattle - Tacoma Intl. (SEA) before reaching Osaka. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Portland, OR (PDX-Portland Intl.) to Osaka (KIX-Kansai Intl.) at the last minute?
Typically, booking a last minute flight from Portland, OR (PDX-Portland Intl.) to Osaka (KIX-Kansai Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Portland, OR (PDX-Portland Intl.) to Osaka (KIX-Kansai Intl.) flight and hotel package?
Securing a Portland, OR (PDX-Portland Intl.) to Osaka (KIX-Kansai Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Portland, OR (PDX-Portland Intl.) to Osaka (KIX-Kansai Intl.)?
If you booked your Portland, OR (PDX-Portland Intl.) to Osaka (KIX-Kansai Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Portland Intl.
Destination airport
Kansai Intl.
Return price
£692
Distance
8136 km

Book with confidence

Compare flights from Portland to Osaka easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Portland to Osaka. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Kansai Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Portland Intl. to Kansai Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Portland Intl. (PDX) to Kansai Intl. (KIX)

The easiest way to view the best deals on flights from Portland to Osaka today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Portland Intl. to Kansai Intl. start at just £693 and range up to £794.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Portland and Osaka
  • booking your flight during March, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Portland to Osaka flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Portland Intl. to Kansai Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Portland to Osaka easily and book with confidence

Explore a world of travel with Expedia

*Available to Expedia members.