HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Osaka

$357+ Cheap flights from Portland (PDX) to Osaka (OSA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — OSA
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Portland to Osaka with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Portland to Osaka are usually found in September or February, booked 18 days in advance, depart on a Sunday or Thursday and return on a Thursday

Cheap flight deals from Portland to Osaka

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Osaka (OSA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$564
(Justfly.com)

One-way from

$357
(United Airlines)

Popular in

December

Cheapest in

September

Average price

$1,115
Provider with most accurate pricing for Portland-Osaka (OSA) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Osaka (OSA) flights.
Search Deals
From Portland to Osaka (OSA)
Search Deals
One-way flight from Portland to Osaka (OSA)
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($88 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

Find flight deals from Portland to Osaka

Cheapest flights from Portland to Osaka
Explore the most affordable flight options available from Portland to Osaka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

This Gotogate deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/95:30 amPDX - KIX
1 stop17h 20mANA
Mon 9/154:50 pmKIX - PDX
1 stop17h 46mANA
Deal found 3/26$563
This Justfly.com deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/97:45 amPDX - ITM
2 stops17h 20mANA
Tue 9/1610:00 amITM - PDX
2 stops20h 42mANA
Deal found 3/28$563
This Justfly.com deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/305:45 amPDX - UKB
2 stops24h 00mANA
Wed 10/87:05 amUKB - PDX
2 stops23h 37mANA
Deal found 3/27$563
This Trip.com deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/910:40 amPDX - KIX
1 stop16h 05mHawaiian Airlines
Tue 9/168:45 pmKIX - PDX
1 stop25h 15mHawaiian Airlines
Deal found 3/26$567
This Cheapflightsfares deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/87:00 amPDX - KIX
1 stop19h 45mJapan Airlines
Fri 9/197:40 amKIX - PDX
2 stops25h 10mJapan Airlines
Deal found 3/25$571
This Gurufare deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/95:10 pmPDX - UKB
2 stops24h 50mKorean Air
Tue 9/1611:00 amUKB - PDX
2 stops21h 04mKorean Air
Deal found 3/28$573
This United Airlines deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/95:30 amPDX - KIX
1 stop17h 20mUnited Airlines
Tue 9/164:50 pmKIX - PDX
1 stop17h 46mUnited Airlines
Deal found 3/26$574
This StudentUniverse deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/216:05 amPDX - KIX
2 stops22h 55mKorean Air
Wed 5/219:05 amKIX - PDX
2 stops21h 45mKorean Air
Deal found 3/26$581
This United Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/97:45 amPDX - ITM
2 stops17h 20mMultiple Airlines
Tue 9/1611:00 amITM - PDX
2 stops17h 43mMultiple Airlines
Deal found 3/27$583
This Delta deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/319:10 amPDX - KIX
2 stops34h 10mDelta
Tue 9/99:05 amKIX - PDX
2 stops24h 02mDelta
Deal found 3/27$588
This United Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/305:40 pmPDX - ITM
2 stops31h 25mUnited Airlines
Mon 9/812:00 pmITM - PDX
2 stops28h 44mUnited Airlines
Deal found 3/27$589
This Korean Air deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/319:10 amPDX - KIX
2 stops19h 50mMultiple Airlines
Tue 11/1111:55 amKIX - PDX
2 stops19h 42mMultiple Airlines
Deal found 3/27$591

Cheapflights Fare Finder

Customize your flight search to find flights from Portland to Osaka that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 28, 2025.
Use the filters below to find and compare flights from Portland to Osaka that are best for you.

Fly from

Portland

Fly to

Osaka

Route

Depart

Return

Price

PortlandOsaka

PDX - KIX

PDXKIX

Portland

Tue 9/9

5:30 am-2:50 pm

1 stop17h 20m

Osaka Kansai Intl

Mon 9/15

4:50 pm-6:36 pm

1 stop17h 46m

$563

PortlandOsaka

PDX - ITM

PDXITM

Portland

Tue 9/9

7:45 am-5:05 pm

2 stops17h 20m

Osaka Itami

Tue 9/16

10:00 am-2:42 pm

2 stops20h 42m

$563

PortlandOsaka

PDX - KIX

PDXKIX

Portland

Tue 9/9

10:40 am-6:45 pm

1 stop16h 05m

Osaka Kansai Intl

Tue 9/16

8:45 pm-6:00 am

1 stop25h 15m

$567

PortlandOsaka

PDX - KIX

PDXKIX

Portland

Mon 9/8

7:00 am-6:45 pm

1 stop19h 45m

Osaka Kansai Intl

Fri 9/19

7:40 am-4:50 pm

2 stops25h 10m

$571

PortlandKobe

PDX - UKB

PDXUKB

Portland

Tue 9/9

5:10 pm-10:00 am

2 stops24h 50m

Kobe

Tue 9/16

11:00 am-4:04 pm

2 stops21h 04m

$573

PortlandOsaka

PDX - KIX

PDXKIX

Portland

Tue 9/9

5:30 am-2:50 pm

1 stop17h 20m

Osaka Kansai Intl

Tue 9/16

4:50 pm-6:36 pm

1 stop17h 46m

$574

PortlandOsaka

PDX - KIX

PDXKIX

Portland

Mon 4/21

6:05 am-9:00 pm

2 stops22h 55m

Osaka Kansai Intl

Wed 5/21

9:05 am-2:50 pm

2 stops21h 45m

$581

PortlandOsaka

PDX - ITM

PDXITM

Portland

Tue 9/9

7:45 am-5:05 pm

2 stops17h 20m

Osaka Itami

Tue 9/16

11:00 am-12:43 pm

2 stops17h 43m

$583

PortlandOsaka

PDX - KIX

PDXKIX

Portland

Sun 8/31

11:04 am-11:20 am

2 stops32h 16m

Osaka Kansai Intl

Wed 9/10

9:05 am-5:07 pm

2 stops24h 02m

$588

PortlandOsaka

PDX - ITM

PDXITM

Portland

Sat 8/30

5:40 pm-5:05 pm

2 stops31h 25m

Osaka Itami

Mon 9/8

12:00 pm-12:44 am

2 stops28h 44m

$589

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

Showing 1-10 of 28 results
1
2
3

Compare providers for flights from Portland to Osaka

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Osaka in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Portland-Osaka flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Osaka flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Osaka flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Osaka flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Osaka flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Portland to Osaka

Have a flexible travel schedule? Discover the best time to fly to Osaka from Portland with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Portland to Osaka

How far ahead should I book a flight from Portland to Osaka?

Use this chart to determine the optimal time to book a round-trip flight from Portland to Osaka. Price data was last updated on March 21, 2025.

The best time to book flights from Portland to Osaka is 18 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Portland to Osaka?

Currently, February is the cheapest month in which you can book a flight from Portland to Osaka (average of $898). Flying from Portland to Osaka in December is currently the most expensive (average of $1,343). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Rainfall in Osaka by month

Plan your trip to Osaka by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Osaka ranges from 1.6 - 7.9 inches per month. June is typically the wettest month, when rainfall can reach 7.9 in. January is typically the driest time to visit Osaka when rainfall is around 1.6 in.

Temperature in Osaka by month

Plan your trip to Osaka by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Osaka, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 42.8 F).

Reviews of airlines servicing Osaka

Get insights into the airlines that provide service to Osaka. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Osaka. Reviews last updated March 28, 2025.
See what other customers who have flown with STARLUX Airlines, Korean Air and Japan Airlines from Portland to Osaka have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
9.1
Wonderful
146 reviews

Entertainment

9.0

Overall

9.1

Comfort

9.0

Food

8.9

Boarding

9.0

Crew

9.3

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
STARLUX Airlines
9.1
Wonderful
146 reviews
STARLUX Airlines
9.1
Wonderful
146 reviews

Entertainment

9.0

Overall

9.1

Comfort

9.0

Food

8.9

Boarding

9.0

Crew

9.3

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
Korean Air
8.4
Very good
1,050 reviews
STARLUX Airlines
9.1
Wonderful
146 reviews

Entertainment

9.0

Overall

9.1

Comfort

9.0

Food

8.9

Boarding

9.0

Crew

9.3

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
Japan Airlines
8.3
Very good
1,440 reviews
STARLUX Airlines
9.1
Wonderful
146 reviews

Entertainment

9.0

Overall

9.1

Comfort

9.0

Food

8.9

Boarding

9.0

Crew

9.3

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
ANA
8.3
Very good
829 reviews
STARLUX Airlines
9.1
Wonderful
146 reviews

Entertainment

9.0

Overall

9.1

Comfort

9.0

Food

8.9

Boarding

9.0

Crew

9.3

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
Alaska Airlines
8.0
Very good
9,798 reviews
STARLUX Airlines
9.1
Wonderful
146 reviews

Entertainment

9.0

Overall

9.1

Comfort

9.0

Food

8.9

Boarding

9.0

Crew

9.3

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.

Related info for your journey

Find useful and relevant information for your journey from Portland to Osaka. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Portland to Osaka?

    Portland (PDX), located 6.0 mi from the city center, is the airport you fly out of when you book flights from Portland to Osaka. 8 airlines have flights from Portland to Osaka on a regular basis. Booking flights from Portland to Osaka should not be difficult; the airport handles an average of 0 outbound flights to Osaka per day.

  • What are the cheapest airlines flying from Portland to Osaka round-trip?

    Currently priced at $564, ANA will fly you from Portland to Osaka and back. In addition to ANA, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Japan Airlines and United Airlines - these airlines can fly you to your destination from $571 and $574, respectively. You may be able to fly from Portland to Osaka for 44% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Portland to Osaka one-way?

    One-way options have recently been found by users for as low as $357 on United Airlines. Other airlines that offer cheap prices include Delta from $364 and Air Canada from $716 one-way.

  • What are the most popular routes from Portland to Osaka?

    The most popular flight routes from Portland to Osaka are Portland - Osaka Kansai Intl, Portland - Osaka Itami and Portland - Kobe.

  • Can I find deals for flights from Portland to Osaka that include hotel bookings?

    Yes. In addition to deals on Portland to Osaka flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Osaka?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Osaka.

  • Can I find deals for business class flights from Portland to Osaka?

    Yes. Cheapflights offers flight deals from Portland to Osaka by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Portland to Osaka?

    Currently, February is the cheapest month in which you can book a flight from Portland to Osaka (average of $898). Flying from Portland to Osaka in December is currently the most expensive (average of $1,343). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Nara
Nishinomiya

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Portland to Osaka

See prices for flight routes from nearby airports that may be better suited for you.
Portland to Kansai Intl flights
Portland to Itami flights
Boise to Kansai Intl flights
Eugene to Kansai Intl flights
Eugene to Itami flights

Top 8 airlines flying from Portland to Osaka

Discover the top 8 airlines that operate flights from Portland to Osaka. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapest$594Average$1,048FlexibilityNo cancel feeOn-time81%
Alaska AirlinesCheapest$601Average$948FlexibilityNo cancel feeOn-time75%
ANACheapest$610Average$718FlexibilityNo cancel feeOn-time80%
Japan AirlinesCheapest$638Average$876FlexibilityNo cancel feeOn-time79%
United AirlinesCheapest$667Average$930FlexibilityNo cancel feeOn-time69%
Hawaiian AirlinesCheapest$680Average$1,439FlexibilityNo cancel feeOn-time85%
American AirlinesCheapest$769Average$1,245FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$1,008Average$1,173FlexibilityNo cancel feeOn-time67%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.