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$318+ 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 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — OSA
Aug 7 — Aug 141
Thu 8/7
Thu 8/14
1 adult, Economy
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Cheapflights Tip: The best prices from Portland to Osaka are usually found in September or October, booked 19 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 August 2, 2025.

Round-trip from

$609
(FlightHub)

One-way from

$340
(Alaska Airlines)

Popular in

December

Cheapest in

September

Average price

$756
From Portland to Osaka (OSA)
Search Deals
One-way flight from Portland to Osaka (OSA)
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Highest demand for flights based on searches. 2% potential increase in price ($20 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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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 August 2, 2025.

This FlightHub deal was found by Cheapflights users on 8/1. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/97:45 amPDX - ITM
2 stops19h 10mANA
Tue 9/162:05 pmITM - PDX
2 stops20h 24mANA
Deal found 8/1$609
This FlightHub deal was found by Cheapflights users on 8/2. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/97:45 amPDX - KIX
1 stop15h 05mANA
Tue 9/164:50 pmKIX - PDX
1 stop17h 39mANA
Deal found 8/2$613
This Air Canada deal was found by Cheapflights users on 8/1. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/36:15 amPDX - KIX
1 stop18h 10mAir Canada
Tue 9/166:05 pmKIX - PDX
1 stop12h 41mAir Canada
Deal found 8/1$633
This Delta deal was found by Cheapflights users on 7/31. 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.
Tue 9/97:15 amPDX - KIX
2 stops21h 45mDelta
Tue 9/1612:35 pmKIX - PDX
2 stops27h 17mDelta
Deal found 7/31$635
This Korean Air deal was found by Cheapflights users on 8/1. 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.
Wed 9/104:55 pmPDX - UKB
2 stops25h 15mKorean Air
Tue 9/2311:10 amUKB - PDX
2 stops19h 42mKorean Air
Deal found 8/1$638
This Ovago deal was found by Cheapflights users on 8/1. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/156:20 amPDX - KIX
2 stops22h 40mKorean Air
Mon 9/2212:35 pmKIX - PDX
2 stops18h 17mKorean Air
Deal found 8/1$667
This Alaska Airlines deal was found by Cheapflights users on 8/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/107:40 amPDX - KIX
1 stop19h 05mAlaska Airlines
Wed 9/248:45 pmKIX - PDX
1 stop17h 55mAlaska Airlines
Deal found 8/1$680
This ANA deal was found by Cheapflights users on 8/2. 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 ANA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/317:45 amPDX - ITM
2 stops19h 10mMultiple Airlines
Sun 9/78:20 pmITM - PDX
2 stops16h 17mMultiple Airlines
Deal found 8/2$692
This Air Canada deal was found by Cheapflights users on 8/1. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/156:27 pmPDX - KIX
2 stops53h 58mMultiple Airlines
Mon 9/226:05 pmKIX - PDX
1 stop20h 56mMultiple Airlines
Deal found 8/1$698
This FlightHub deal was found by Cheapflights users on 8/1. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/267:00 amPDX - ITM
2 stops21h 25mJapan Airlines
Sat 11/82:50 pmITM - PDX
2 stops19h 00mJapan Airlines
Deal found 8/1$713
This Cheapflightsfares deal was found by Cheapflights users on 8/1. 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.
Tue 9/98:31 amPDX - KIX
1 stop18h 14mJapan Airlines
Tue 9/167:40 amKIX - PDX
2 stops23h 04mJapan Airlines
Deal found 8/1$721
This United Airlines deal was found by Cheapflights users on 8/2. 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 9/305:30 amPDX - KIX
1 stop17h 20mUnited Airlines
Tue 10/78:30 amKIX - PDX
2 stops30h 15mUnited Airlines
Deal found 8/2$729

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 August 2, 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 - ITM

PDXITM

Portland

Tue 9/9

7:45 am-6:55 pm

2 stops19h 10m

Osaka Itami

Tue 9/16

2:05 pm-6:29 pm

2 stops20h 24m

$609

PortlandOsaka

PDX - KIX

PDXKIX

Portland

Tue 9/9

7:45 am-2:50 pm

1 stop15h 05m

Osaka Kansai Intl

Tue 9/16

4:50 pm-6:29 pm

1 stop17h 39m

$613

PortlandOsaka

PDX - KIX

PDXKIX

Portland

Wed 9/3

6:15 am-4:25 pm

1 stop18h 10m

Osaka Kansai Intl

Tue 9/16

6:05 pm-2:46 pm

1 stop12h 41m

$633

PortlandOsaka

PDX - KIX

PDXKIX

Portland

Tue 9/9

7:15 am-9:00 pm

2 stops21h 45m

Osaka Kansai Intl

Tue 9/16

12:35 pm-11:52 pm

2 stops27h 17m

$635

PortlandKobe

PDX - UKB

PDXUKB

Portland

Wed 9/10

8:55 am-10:10 am

2 stops33h 15m

Kobe

Thu 9/25

11:10 am-2:52 pm

2 stops19h 42m

$638

PortlandOsaka

PDX - KIX

PDXKIX

Portland

Mon 9/15

6:20 am-9:00 pm

2 stops22h 40m

Osaka Kansai Intl

Mon 9/22

12:35 pm-2:52 pm

2 stops18h 17m

$667

PortlandOsaka

PDX - KIX

PDXKIX

Portland

Wed 9/10

7:40 am-6:45 pm

1 stop19h 05m

Osaka Kansai Intl

Wed 9/24

8:45 pm-10:40 pm

1 stop17h 55m

$680

PortlandOsaka

PDX - KIX

PDXKIX

Portland

Mon 9/15

6:27 pm-4:25 pm

2 stops53h 58m

Osaka Kansai Intl

Mon 9/22

6:05 pm-11:01 pm

1 stop20h 56m

$698

PortlandOsaka

PDX - ITM

PDXITM

Portland

Sun 10/26

7:00 am-8:25 pm

2 stops21h 25m

Osaka Itami

Sat 11/8

2:50 pm-4:50 pm

2 stops19h 00m

$713

PortlandOsaka

PDX - KIX

PDXKIX

Portland

Tue 9/9

8:31 am-6:45 pm

1 stop18h 14m

Osaka Kansai Intl

Tue 9/16

7:40 am-2:44 pm

2 stops23h 04m

$721

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/1

Showing 1-10 of 40 results
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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 August 1, 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 $877). Flying from Portland to Osaka in June is currently the most expensive (average of $1,312). 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.

How much does it cost to fly round-trip from Portland to Osaka?

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 August 2, 2025.
Read reviews from past customers who have flown STARLUX Airlines, EVA Air, and ANA from Portland to Osaka. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
9.0
Wonderful
199 reviews

Overall

9.0

Boarding

9.0

Food

8.8

Entertainment

8.9

Comfort

8.9

Crew

9.3

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
STARLUX Airlines
9.0
Wonderful
199 reviews
STARLUX Airlines
9.0
Wonderful
199 reviews

Overall

9.0

Boarding

9.0

Food

8.8

Entertainment

8.9

Comfort

8.9

Crew

9.3

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
EVA Air
8.4
Very good
1,220 reviews
STARLUX Airlines
9.0
Wonderful
199 reviews

Overall

9.0

Boarding

9.0

Food

8.8

Entertainment

8.9

Comfort

8.9

Crew

9.3

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
ANA
8.4
Very good
922 reviews
STARLUX Airlines
9.0
Wonderful
199 reviews

Overall

9.0

Boarding

9.0

Food

8.8

Entertainment

8.9

Comfort

8.9

Crew

9.3

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
Korean Air
8.4
Very good
1,122 reviews
STARLUX Airlines
9.0
Wonderful
199 reviews

Overall

9.0

Boarding

9.0

Food

8.8

Entertainment

8.9

Comfort

8.9

Crew

9.3

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
Japan Airlines
8.3
Very good
1,541 reviews
STARLUX Airlines
9.0
Wonderful
199 reviews

Overall

9.0

Boarding

9.0

Food

8.8

Entertainment

8.9

Comfort

8.9

Crew

9.3

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.

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. 7 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 $609, 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 Air Canada and Delta - these airlines can fly you to your destination from $633 and $635, respectively. You may be able to fly from Portland to Osaka for 29% 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 $340 on Alaska Airlines. Other airlines that offer cheap prices include ANA from $343 and Japan Airlines from $374 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 $877). Flying from Portland to Osaka in June is currently the most expensive (average of $1,312). 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 Osaka?

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

Browse thousands of different options on Cheapflights for your next trip

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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 Itami flights
Eugene to Kansai Intl flights

Top 7 airlines flying from Portland to Osaka

Discover the top 7 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 August 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$568Average$1,253FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$574Average$814FlexibilityNo cancel feeOn-time75%
Japan AirlinesCheapest$609Average$832FlexibilityNo cancel feeOn-time79%
ANACheapest$610Average$722FlexibilityNo cancel feeOn-time80%
United AirlinesCheapest$657Average$900FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$694Average$1,111FlexibilityNo cancel feeOn-time67%
Korean AirCheapest$719Average$1,015FlexibilityNo cancel feeOn-time81%

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