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Cheap flights from Portland to Osaka from $331

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Osaka departing on 2/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Portland to Osaka

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
9:50 am - 4:25 pm
PDX
-
KIX
14h 35m
1 stop
Air Canada Logo
6:00 pm - 7:05 pm
KIX
-
PDX
17h 05m
1 stop
$675Air Canada
Mon, Apr 27 - Tue, May 12
ANA Logo
9:50 am - 4:25 pm
PDX
-
KIX
14h 35m
1 stop
ANA Logo
6:00 pm - 6:46 pm
KIX
-
PDX
16h 46m
2 stops
$698ANA
Mon, Apr 27 - Tue, May 12
Japan Airlines Logo
7:05 am - 10:15 pm
PDX
-
KIX
23h 10m
2 stops
Japan Airlines Logo
7:00 am - 4:50 pm
KIX
-
PDX
25h 50m
2 stops
$702Japan Airlines
Tue, Mar 10 - Tue, Mar 17
Air Canada Logo
9:50 am - 4:25 pm
PDX
-
KIX
14h 35m
1 stop
Air Canada Logo
6:00 pm - 2:45 pm
KIX
-
PDX
12h 45m
1 stop
$711Air Canada
Wed, Apr 22 - Thu, May 7
Air Canada Logo
9:50 am - 4:25 pm
PDX
-
KIX
14h 35m
1 stop
Air Canada Logo
6:00 pm - 6:30 pm
KIX
-
PDX
16h 30m
1 stop
$713Air Canada
Mon, Apr 13 - Tue, Apr 28
ANA Logo
7:15 am - 5:05 pm
PDX
-
ITM
17h 50m
2 stops
ANA Logo
12:00 pm - 6:46 pm
ITM
-
PDX
22h 46m
2 stops
$728ANA
Tue, Apr 21 - Wed, May 13
Delta Logo
10:45 am - 10:40 pm
PDX
-
KIX
19h 55m
2 stops
Delta Logo
2:15 am - 9:20 pm
KIX
-
PDX
35h 05m
2 stops
$741Delta
Tue, Apr 21 - Tue, May 12
Korean Air Logo
10:45 am - 5:45 pm
PDX
-
UKB
39h 00m
2 stops
Korean Air Logo
6:55 pm - 3:38 pm
UKB
-
PDX
36h 43m
2 stops
$745Korean Air
Sun, Apr 26 - Thu, Apr 30
Japan Airlines Logo
6:00 am - 7:50 pm
PDX
-
ITM
21h 50m
2 stops
Japan Airlines Logo
11:30 am - 4:22 pm
ITM
-
PDX
20h 52m
2 stops
$788Japan Airlines
Mon, Apr 13 - Tue, Apr 28
Korean Air Logo
7:55 pm - 10:55 am
PDX
-
UKB
23h 00m
2 stops
Korean Air Logo
6:55 pm - 4:10 pm
UKB
-
PDX
37h 15m
2 stops
$855Korean Air
Sun, Jul 19 - Sat, Aug 15

Japan Airlines flights from Portland to Osaka

Our best Japan Airlines deals on Portland to Osaka flight tickets
Japan Airlines
Mar 10
PDX7:05 amPortland
23h 10m
2 stops
KIX10:15 pmOsaka Kansai Intl
Mar 17
KIX7:00 amOsaka Kansai Intl
25h 50m
2 stops
PDX4:50 pmPortland
$702
Japan Airlines
Apr 13
PDX6:00 amPortland
21h 50m
2 stops
ITM7:50 pmOsaka Itami
Apr 28
ITM11:30 amOsaka Itami
20h 52m
2 stops
PDX4:22 pmPortland
$788
Japan Airlines
Mar 15
PDX7:05 amPortland
23h 10m
2 stops
KIX10:15 pmOsaka Kansai Intl
Mar 23
KIX5:50 pmOsaka Kansai Intl
15h 18m
1 stop
PDX5:08 pmPortland
$796

American Airlines flights from Portland to Osaka

Our best American Airlines deals on Portland to Osaka flight tickets
American Airlines
Apr 19
PDX6:00 amPortland
20h 45m
1 stop
KIX6:45 pmOsaka Kansai Intl
May 3
KIX5:45 pmOsaka Kansai Intl
19h 50m
1 stop
PDX9:35 pmPortland
$790
American Airlines
Apr 19
PDX6:00 amPortland
20h 45m
1 stop
KIX6:45 pmOsaka Kansai Intl
May 3
KIX5:45 pmOsaka Kansai Intl
21h 04m
2 stops
PDX10:49 pmPortland
$815

momondo 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, momondo users made 832,500 searches. Data last updated February 17, 2026.
Use the filters below to find and compare flights from Portland to Osaka that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandOsaka

PDX - KIX

PDXKIX

Portland

Mon 4/27

9:50 am-4:25 pm

1 stop14h 35m

Osaka Kansai Intl

Tue 5/12

6:00 pm-7:05 pm

1 stop17h 05m

$675

PortlandOsaka

PDX - KIX

PDXKIX

Portland

Mon 4/27

9:50 am-4:25 pm

1 stop14h 35m

Osaka Kansai Intl

Tue 5/12

6:00 pm-6:46 pm

2 stops16h 46m

$698

PortlandOsaka

PDX - KIX

PDXKIX

Portland

Tue 3/10

7:05 am-10:15 pm

2 stops23h 10m

Osaka Kansai Intl

Tue 3/17

7:00 am-4:50 pm

2 stops25h 50m

$702

PortlandOsaka

PDX - KIX

PDXKIX

Portland

Wed 4/22

9:50 am-4:25 pm

1 stop14h 35m

Osaka Kansai Intl

Thu 5/7

6:00 pm-2:45 pm

1 stop12h 45m

$711

PortlandOsaka

PDX - KIX

PDXKIX

Portland

Mon 4/13

9:50 am-4:25 pm

1 stop14h 35m

Osaka Kansai Intl

Tue 4/28

6:00 pm-6:30 pm

1 stop16h 30m

$713

PortlandOsaka

PDX - ITM

PDXITM

Portland

Tue 4/21

7:15 am-5:05 pm

2 stops17h 50m

Osaka Itami

Wed 5/13

12:00 pm-6:46 pm

2 stops22h 46m

$728

PortlandOsaka

PDX - KIX

PDXKIX

Portland

Tue 4/21

10:45 am-10:40 pm

2 stops19h 55m

Osaka Kansai Intl

Tue 5/12

2:15 am-9:20 pm

2 stops35h 05m

$741

PortlandKobe

PDX - UKB

PDXUKB

Portland

Sun 4/26

10:45 am-5:45 pm

2 stops39h 00m

Kobe

Thu 4/30

6:55 pm-3:38 pm

2 stops36h 43m

$745

PortlandOsaka

PDX - ITM

PDXITM

Portland

Mon 4/13

6:00 am-7:50 pm

2 stops21h 50m

Osaka Itami

Tue 4/28

11:30 am-4:22 pm

2 stops20h 52m

$788

PortlandKobe

PDX - UKB

PDXUKB

Portland

Sun 7/19

7:55 pm-10:55 am

2 stops23h 00m

Kobe

Sat 8/15

6:55 pm-4:10 pm

2 stops37h 15m

$855

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Osaka from

How to get the cheapest flight ticket from Portland to Osaka

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Portland and Osaka?

What is the cheapest month to fly to Osaka?

In general, September is the cheapest month to fly from Portland to Osaka. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $574. If you are unable to visit Osaka during the month of September, then departing from Portland during the month October is also very affordable. Most momondo users find prices during this month for around $665.

How far in advance should I book a flight to Osaka?

You are more likely to see cheaper flights to Osaka from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Osaka for around $838 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Osaka from Portland for as low as $658 on momondo.

When to book flights from Portland to Osaka

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Osaka according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland to Osaka (PDX to OSA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Osaka

Fastest flight time

18h 05m

Direct flights

None
The fastest flight from Portland to Osaka takes 18h 05m
There are no direct flights from Portland to Osaka. There are no popular flight routes from Portland to Osaka.
Search flight deals

  • How far is Portland to Osaka by plane?

    Portland and Osaka are 5059.1 mi apart from one another. A reasonable flight in good conditions will take 18h 05m.

  • When did momondo last update prices for flights from Portland Airport to Osaka?

    Prices for flights from Portland Airport to Osaka are refreshed on a daily basis.

  • How many operators does momondo search for flights from Portland Airport to Osaka?

  • How old do you have to be to fly from Portland Airport to Osaka?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Osaka.

  • What documentation or ID do you need to fly to Osaka?

    The travel and health documents required for your trip to Osaka can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Osaka. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Portland to Osaka?

Best airlines flying from Portland to Osaka

Compare and see reviews for airlines that fly from Portland to Osaka with momondo
Airline
Rating
Free Cancellation
Price
Japan AirlinesPriceFrom $550Free CancellationRating
8.3
1,704 reviews
Search Japan Airlines flights
Hawaiian AirlinesPriceFrom $568Free CancellationRating
7.8
2,833 reviews
Search Hawaiian Airlines flights
Alaska AirlinesPriceFrom $574Free CancellationRating
8.0
11,887 reviews
Search Alaska Airlines flights
ANAPriceFrom $610Free CancellationRating
8.4
1,092 reviews
Search ANA flights
United AirlinesPriceFrom $625Free CancellationRating
7.4
9,304 reviews
Search United Airlines flights
Air CanadaPriceFrom $627Free CancellationRating
7.1
10,724 reviews
Search Air Canada flights
Korean AirPriceFrom $638Free CancellationRating
8.4
1,191 reviews
Search Korean Air flights

Traveling to a place near Osaka?

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

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Osaka?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Portland to Osaka. momondo saves you time and could save you money on your trip.

Can I find flights from Portland to Osaka with flexible booking policies on momondo?

Yes. All flights to Osaka from Portland on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Portland to Osaka?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Portland to Osaka.

I’m not ready to book a flight from Portland to Osaka right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Portland to Osaka flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to Japan

Fly into one of these airports located in Osaka

Airports listed have a maximum distance of 22.5 mi from Osaka
Osaka Itami Airport
Osaka Kansai Intl Airport