What is the cheapest airline that flies from Portland to Japan?

Air Canada, Delta, and United Airlines are the most popular carriers operating from Portland to Japan

What airlines fly to Japan?

ANA, United Airlines and Japan Airlines are the top three most popular airlines that fly to Japan from Portland according to our data. ANA is the first choice among our users, with 32% of people opting to fly with this airline when traveling to Japan. Keep in mind that there are 9 different airlines that fly to Japan on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Portland Airport to Japan refresh daily.

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

As of July 2026, there are 9 operators available to choose from for flights from Portland Airport to Japan.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Portland Airport to Japan.

What documentation or ID do you need to fly to Japan?

The travel and health documents you'll need for your trip to Japan may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Japan. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$378 Cheap Flights from Portland to Japan in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Portland to Japan

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:10 am - 4:25 pm

PDX

KIX

14h 15m

1 stop

7:25 pm - 2:34 pm

KIX

PDX

35h 09m

2 stops

$948Air Canada

Wed, Sep 16 - Mon, Oct 26

7:45 pm - 4:25 pm

PDX

KIX

28h 40m

1 stop

6:00 pm - 2:51 pm

KIX

PDX

12h 51m

1 stop

$951Air Canada

Tue, Sep 22 - Mon, Oct 5

5:30 am - 4:25 pm

PDX

KIX

18h 55m

2 stops

7:25 pm - 2:34 pm

KIX

PDX

35h 09m

2 stops

$953Air Canada

Wed, Sep 16 - Mon, Oct 26

10:10 am - 6:55 pm

PDX

ITM

16h 45m

2 stops

2:05 pm - 2:40 pm

ITM

PDX

17h 35m

2 stops

$967ANA

Mon, Sep 14 - Thu, Mar 11

10:10 am - 6:55 pm

PDX

ITM

16h 45m

2 stops

2:05 pm - 2:41 pm

ITM

PDX

16h 36m

2 stops

$1,074ANA

Sun, Oct 18 - Sun, Oct 25

7:19 am - 6:40 pm

PDX

ITM

19h 21m

2 stops

2:30 pm - 4:47 pm

ITM

PDX

18h 17m

2 stops

$1,080Japan Airlines

Tue, Jul 28 - Tue, Aug 4

5:30 am - 5:30 pm

PDX

FUK

20h 00m

2 stops

12:15 pm - 8:59 pm

FUK

PDX

24h 44m

2 stops

$1,095United Airlines

Sun, Aug 30 - Thu, Sep 3

5:30 am - 12:30 pm

PDX

FUK

39h 00m

2 stops

10:35 am - 10:00 pm

FUK

PDX

27h 25m

2 stops

$1,097Delta

Sun, Jul 12 - Thu, Jul 23

5:30 am - 7:35 pm

PDX

HIJ

22h 05m

2 stops

12:35 pm - 6:19 pm

HIJ

PDX

21h 44m

2 stops

$1,098United Airlines

Mon, Aug 24 - Fri, Aug 28

9:32 am - 9:25 am

PDX

FUK

31h 53m

2 stops

10:35 am - 10:00 pm

FUK

PDX

27h 25m

2 stops

$1,144Delta

Fri, Jul 17 - Fri, Jul 24

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Delta flights from Portland to Japan

Our best Delta deals on Portland to Japan flight tickets

Delta

Jul 7

PDX8:30 pmPortland

25h 30m

1 stop

HND2:00 pmTokyo Haneda

Jul 14

HND4:35 pmTokyo Haneda

15h 59m

1 stop

PDX4:34 pmPortland

$1,088

Delta

Aug 8

PDX3:25 pmPortland

30h 55m

1 stop

HND2:20 pmTokyo Haneda

Aug 21

HND4:20 pmTokyo Haneda

21h 42m

1 stop

PDX10:02 pmPortland

$1,094

Delta

Jul 12

PDX5:30 amPortland

39h 00m

2 stops

FUK12:30 pmFukuoka

Jul 23

FUK10:35 amFukuoka

27h 25m

2 stops

PDX10:00 pmPortland

$1,097

Cathay Pacific flights from Portland to Japan

Our best Cathay Pacific deals on Portland to Japan flight tickets

Cathay Pacific

Oct 29

PDX6:35 pmPortland

29h 00m

3 stops

NGO3:35 pmNagoya Chubu Centrair Intl

Nov 12

NGO9:35 amNagoya Chubu Centrair Intl

27h 56m

2 stops

PDX8:31 pmPortland

$1,329

Cathay Pacific

Oct 19

PDX6:00 pmPortland

26h 45m

2 stops

FUK12:45 pmFukuoka

Nov 4

FUK2:10 pmFukuoka

23h 21m

2 stops

PDX8:31 pmPortland

$1,354

Cathay Pacific

Jul 9

PDX5:37 pmPortland

35h 38m

2 stops

NGO9:15 pmNagoya Chubu Centrair Intl

Jul 13

NGO4:40 pmNagoya Chubu Centrair Intl

39h 50m

3 stops

PDX4:30 pmPortland

$1,676

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandOsaka

PDX - KIX

PDXKIX

Portland

Wed 9/16

10:10 am-4:25 pm

1 stop14h 15m

Osaka Kansai Intl

Mon 10/26

7:25 pm-2:34 pm

2 stops35h 09m

$948

PortlandOsaka

PDX - KIX

PDXKIX

Portland

Tue 9/22

7:45 pm-4:25 pm

1 stop28h 40m

Osaka Kansai Intl

Mon 10/5

6:00 pm-2:51 pm

1 stop12h 51m

$951

PortlandOsaka

PDX - KIX

PDXKIX

Portland

Wed 9/16

5:30 am-4:25 pm

2 stops18h 55m

Osaka Kansai Intl

Mon 10/26

7:25 pm-2:34 pm

2 stops35h 09m

$953

PortlandOsaka

PDX - ITM

PDXITM

Portland

Mon 9/14

10:10 am-6:55 pm

2 stops16h 45m

Osaka Itami

Thu 3/11

2:05 pm-2:40 pm

2 stops17h 35m

$967

Quickest round-trip

PortlandOsaka

PDX - ITM

PDXITM

Portland

Sun 10/18

10:10 am-6:55 pm

2 stops16h 45m

Osaka Itami

Sun 10/25

2:05 pm-2:41 pm

2 stops16h 36m

$1,074

PortlandOsaka

PDX - ITM

PDXITM

Portland

Tue 7/28

7:19 am-6:40 pm

2 stops19h 21m

Osaka Itami

Tue 8/4

2:30 pm-4:47 pm

2 stops18h 17m

$1,080

PortlandFukuoka

PDX - FUK

PDXFUK

Portland

Sun 8/30

5:30 am-5:30 pm

2 stops20h 00m

Fukuoka

Thu 9/3

12:15 pm-8:59 pm

2 stops24h 44m

$1,095

PortlandFukuoka

PDX - FUK

PDXFUK

Portland

Sun 7/12

5:30 am-12:30 pm

2 stops39h 00m

Fukuoka

Thu 7/23

10:35 am-10:00 pm

2 stops27h 25m

$1,097

PortlandHiroshima

PDX - HIJ

PDXHIJ

Portland

Mon 8/24

5:30 am-7:35 pm

2 stops22h 05m

Hiroshima

Fri 8/28

12:35 pm-6:19 pm

2 stops21h 44m

$1,098

PortlandFukuoka

PDX - FUK

PDXFUK

Portland

Fri 7/17

9:32 am-9:25 am

2 stops31h 53m

Fukuoka

Fri 7/24

10:35 am-10:00 pm

2 stops27h 25m

$1,144

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Portland to Japan

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

Prices

Airlines

What is the cheapest month to fly to Japan?

The month of August is, on average, the cheapest month to fly to Japan from Portland, with most prices found around $237. If you aren’t able to travel to Japan during the month of August, then flying in July is also cheap. Prices for this month can be found on momondo for an average of $500.

How far in advance should I book a flight from Portland to Japan?

You are more likely to see cheaper flights to Japan from Portland when booking week ahead of your departure date. In general, you can expect to find flights to Japan for around $936 when searching week out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Japan from Portland for as low as $841 on momondo.

Can stopping save me money on Portland to Japan flights?

You could potentially save up to 12% on your flight if you consider stops on a Portland to Japan flight.

Cheap Portland to Japan flight deals and tips

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

Fastest flight time	12h 25m
Direct flights	None

The fastest flight from Portland to Japan takes 12h 25m

There are no direct flights from Portland to Japan. There are no popular flight routes from Portland to Japan.

Search flight deals

Frequently asked questions about flying from Portland to Japan

When did momondo last update prices for flights from Portland Airport to Japan?
Prices for flights from Portland Airport to Japan refresh daily.
How many operators does momondo search for flights from Portland Airport to Japan?
As of July 2026, there are 9 operators available to choose from for flights from Portland Airport to Japan.
How old do you have to be to fly from Portland Airport to Japan?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Portland Airport to Japan.
What documentation or ID do you need to fly to Japan?
The travel and health documents you'll need for your trip to Japan may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Japan. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Portland to Japan

Compare and see reviews for airlines that fly from Portland to Japan with momondo

Airline	Rating	Free Cancellation	Price
Alaska Airlines	PriceFrom $446	Free Cancellation	Rating 7.9 12,603 reviews	Search Alaska Airlines flights
Hawaiian Airlines	PriceFrom $455	Free Cancellation	Rating 7.8 2,825 reviews	Search Hawaiian Airlines flights
Korean Air	PriceFrom $534	Free Cancellation	Rating 8.4 1,220 reviews	Search Korean Air flights
Japan Airlines	PriceFrom $618	Free Cancellation	Rating 8.3 1,853 reviews	Search Japan Airlines flights
Air Canada	PriceFrom $629	Free Cancellation	Rating 7.1 11,285 reviews	Search Air Canada flights
ANA	PriceFrom $631	Free Cancellation	Rating 8.3 1,260 reviews	Search ANA flights
United Airlines	PriceFrom $655	Free Cancellation	Rating 7.4 9,920 reviews	Search United Airlines flights
Delta	PriceFrom $686	Free Cancellation	Rating 7.8 8,452 reviews	Search Delta flights
American Airlines	PriceFrom $729	Free Cancellation	Rating 7.1 11,768 reviews	Search American Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Portland to Japan. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Portland to Japan with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo provides multiple filters to help you find the best flight to Japan from Portland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to Japan from Portland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.