$436 Cheap Flights from Portland (PDX) to Okayama (OKJ)

View $436 flight on Mon, Dec 8, 2025Opens in a new window

Popular airlines from Portland International Airport (PDX) to Okayama Airport (OKJ)

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Cheap Flights from Portland to Okayama (PDX-OKJ)

Prices were available within the past 7 days and start at $436 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from Portland Intl. Airport (PDX) to Okayama Airport (OKJ) cost?
Snag a cheap one-way flight from $436 or cheap return flight from Portland Intl. Airport (PDX) to Okayama Airport (OKJ) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Portland Intl. Airport (PDX) to Okayama Airport (OKJ)?
is the least expensive month to fly from PDX to OKJ. Traveling during quieter months is often the key to finding better fares.
What is the cheapest airline that flies from Portland Intl. Airport (PDX) to Okayama Airport (OKJ)?
Use the filter tool on Expedia to compare airlines and find the most affordable carrier that'll take you from PDX to OKJ. 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 Okayama Airport (OKJ)?
You'll need to catch a flight with a layover when traveling from Portland Intl. Airport (PDX) to Okayama Airport (OKJ). Direct flights don't operate daily on this route. However, simply 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 OKJ?
You'll usually find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during public holidays or peak travel times.*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 Okayama Airport (OKJ)?
To reach Okayama Airport (OKJ) without delays, book a flight that leaves Portland Intl. Airport (PDX) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**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 Okayama Airport (OKJ) last-minute?
Booking your flight from PDX to OKJ shortly before your trip is typically more expensive. However, if you're flexible with your travel times and dates, you could bag a cheap last-minute fare.
Is it cheaper to book a PDX to OKJ flight and hotel package?
Compared with arranging flights and hotels separately, booking a PDX to OKJ flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one easy place will take the hassle out of travel planning. Simply pick your flights and choose from our extensive range of hotels, then tailor your trip with other add-ons like activities and car rentals.
Can I cancel or change the date of my flight from Portland Intl. Airport (PDX) to Okayama Airport (OKJ)?
If you reserved your PDX to OKJ flight in the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more details.

Travel information

Origin airport
Portland Intl.
Destination airport
Okayama
Distance
5125 mi

Book with confidence

Portland to Okayama Flights

The cheapest times to fly from Portland to Okayama

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 Okayama are during the month of . You can find some of the cheapest flights from Portland to Okayama with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Portland to Okayama

Sunday is one of the best days to book for cheap flights from Portland to Okayama: 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 Okayama

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 Okayama in 2025. You can also book with separate airlines for your outbound and return journeys, from $436 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 Okayama 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 Okayama 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.

 

Portland to Okayama Flights

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*Available to One Key members.