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

Air Canada, Japan Airlines, and ANA 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 30% 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 April 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.

$355 Cheap Flights from Portland to Japan in 2026

1 adult

0 bags

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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.

7:45 pm - 4:25 pm

PDX

KIX

28h 40m

1 stop

6:00 pm - 2:51 pm

KIX

PDX

12h 51m

1 stop

$692Air Canada

Tue, Aug 18 - Tue, Sep 22

10:10 am - 4:25 pm

PDX

KIX

14h 15m

1 stop

6:00 pm - 7:06 pm

KIX

PDX

17h 06m

1 stop

$728Air Canada

Mon, Aug 31 - Mon, Sep 14

10:10 am - 7:35 pm

PDX

CTS

17h 25m

2 stops

1:40 pm - 7:06 pm

CTS

PDX

21h 26m

2 stops

$794ANA

Tue, Sep 8 - Thu, Sep 24

7:00 am - 3:05 pm

PDX

HND

16h 05m

1 stop

4:20 pm - 4:50 pm

HND

PDX

16h 30m

1 stop

$795Japan Airlines

Tue, Sep 15 - Wed, Sep 23

6:54 am - 9:50 pm

PDX

KIX

22h 56m

2 stops

9:20 am - 6:11 pm

KIX

PDX

24h 51m

2 stops

$796ANA

Wed, Sep 2 - Tue, Sep 8

3:43 pm - 4:25 am

PDX

HND

20h 42m

1 stop

10:55 pm - 11:02 pm

HND

PDX

16h 07m

1 stop

$802United Airlines

Tue, Aug 18 - Fri, Sep 25

9:40 am - 2:20 pm

PDX

HND

12h 40m

1 stop

4:20 pm - 6:41 pm

HND

PDX

18h 21m

1 stop

$804Delta

Sun, Aug 16 - Fri, Aug 28

7:00 am - 6:40 pm

PDX

ITM

19h 40m

2 stops

10:15 am - 4:22 pm

ITM

PDX

22h 07m

2 stops

$805Japan Airlines

Mon, Apr 27 - Tue, May 5

7:40 pm - 2:20 pm

PDX

HND

26h 40m

1 stop

4:20 pm - 8:49 pm

HND

PDX

20h 29m

1 stop

$809Delta

Mon, Aug 17 - Thu, Aug 27

6:54 am - 6:35 pm

PDX

NGO

19h 41m

2 stops

7:20 am - 2:47 pm

NGO

PDX

23h 27m

2 stops

$838United Airlines

Sun, Aug 30 - Wed, Sep 9

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Korean Air flights from Portland to Japan

Our best Korean Air deals on Portland to Japan flight tickets

Korean Air

Sep 6

PDX6:30 amPortland

34h 55m

2 stops

FUK9:25 amFukuoka

Sep 10

FUK10:35 amFukuoka

18h 42m

2 stops

PDX1:17 pmPortland

$818

Korean Air

Aug 24

PDX6:30 amPortland

24h 20m

2 stops

HND10:50 pmTokyo Haneda

Sep 2

HND7:55 pmTokyo Haneda

36h 15m

2 stops

PDX4:10 pmPortland

$832

Korean Air

Aug 24

PDX6:30 amPortland

34h 55m

2 stops

FUK9:25 amFukuoka

Sep 7

FUK9:05 pmFukuoka

35h 05m

2 stops

PDX4:10 pmPortland

$843

American Airlines flights from Portland to Japan

Our best American Airlines deals on Portland to Japan flight tickets

American Airlines

Apr 25

PDX1:09 pmPortland

27h 11m

2 stops

FUK8:20 amFukuoka

May 8

FUK7:00 amFukuoka

21h 39m

2 stops

PDX12:39 pmPortland

$826

American Airlines

Apr 26

PDX11:40 pmPortland

23h 20m

1 stop

NRT3:00 pmTokyo Narita

May 12

NRT5:20 pmTokyo Narita

20h 18m

2 stops

PDX9:38 pmPortland

$849

American Airlines

Apr 26

PDX11:40 pmPortland

21h 45m

2 stops

NRT1:25 pmTokyo Narita

May 12

NRT5:20 pmTokyo Narita

20h 18m

2 stops

PDX9:38 pmPortland

$869

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandOsaka

PDX - KIX

PDXKIX

Portland

Tue 8/18

7:45 pm-4:25 pm

1 stop28h 40m

Osaka Kansai Intl

Tue 9/22

6:00 pm-2:51 pm

1 stop12h 51m

$692

PortlandOsaka

PDX - KIX

PDXKIX

Portland

Mon 8/31

10:10 am-4:25 pm

1 stop14h 15m

Osaka Kansai Intl

Mon 9/14

6:00 pm-7:06 pm

1 stop17h 06m

$728

PortlandSapporo

PDX - CTS

PDXCTS

Portland

Tue 9/8

10:10 am-7:35 pm

2 stops17h 25m

Sapporo Chitose

Thu 9/24

1:40 pm-7:06 pm

2 stops21h 26m

$794

PortlandTokyo

PDX - HND

PDXHND

Portland

Tue 9/15

7:00 am-3:05 pm

1 stop16h 05m

Tokyo Haneda

Wed 9/23

4:20 pm-4:50 pm

1 stop16h 30m

$795

PortlandOsaka

PDX - KIX

PDXKIX

Portland

Wed 9/2

6:54 am-9:50 pm

2 stops22h 56m

Osaka Kansai Intl

Tue 9/8

9:20 am-6:11 pm

2 stops24h 51m

$796

PortlandTokyo

PDX - HND

PDXHND

Portland

Tue 8/18

3:43 pm-4:25 am

1 stop20h 42m

Tokyo Haneda

Fri 9/25

10:55 pm-11:02 pm

1 stop16h 07m

$802

Quickest round-trip

PortlandTokyo

PDX - HND

PDXHND

Portland

Sun 8/16

9:40 am-2:20 pm

1 stop12h 40m

Tokyo Haneda

Fri 8/28

4:20 pm-6:41 pm

1 stop18h 21m

$804

PortlandOsaka

PDX - ITM

PDXITM

Portland

Mon 4/27

7:00 am-6:40 pm

2 stops19h 40m

Osaka Itami

Tue 5/5

10:15 am-4:22 pm

2 stops22h 07m

$805

PortlandTokyo

PDX - HND

PDXHND

Portland

Mon 8/17

7:40 pm-2:20 pm

1 stop26h 40m

Tokyo Haneda

Thu 8/27

4:20 pm-8:49 pm

1 stop20h 29m

$809

PortlandNagoya

PDX - NGO

PDXNGO

Portland

Sun 8/30

6:54 am-6:35 pm

2 stops19h 41m

Nagoya Chubu Centrair Intl

Wed 9/9

7:20 am-2:47 pm

2 stops23h 27m

$838

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 January is, on average, the cheapest month to fly to Japan from Portland, with most prices found around $668. If you aren’t able to travel to Japan during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $705.

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 weeks ahead of your departure date. In general, you can expect to find flights to Japan for around $926 when searching weeks 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 $708 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	13h 19m
Direct flights	None

The fastest flight from Portland to Japan takes 13h 19m

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 April 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 12,274 reviews	Search Alaska Airlines flights
Hawaiian Airlines	PriceFrom $455	Free Cancellation	Rating 7.8 2,836 reviews	Search Hawaiian Airlines flights
Korean Air	PriceFrom $534	Free Cancellation	Rating 8.4 1,212 reviews	Search Korean Air flights
Japan Airlines	PriceFrom $618	Free Cancellation	Rating 8.3 1,787 reviews	Search Japan Airlines flights
Air Canada	PriceFrom $627	Free Cancellation	Rating 7.1 10,958 reviews	Search Air Canada flights
ANA	PriceFrom $631	Free Cancellation	Rating 8.4 1,187 reviews	Search ANA flights
United Airlines	PriceFrom $655	Free Cancellation	Rating 7.4 9,638 reviews	Search United Airlines flights
Delta	PriceFrom $686	Free Cancellation	Rating 7.9 8,442 reviews	Search Delta flights
American Airlines	PriceFrom $696	Free Cancellation	Rating 7.1 11,663 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.