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

Alaska Airlines, United Airlines, and Delta 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 31% 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 May 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.

$438 Cheap Flights from Portland to Japan in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

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.

7:00 am - 3:05 pm

PDX

HND

16h 05m

1 stop

4:20 pm - 8:50 pm

HND

PDX

20h 30m

1 stop

$989Alaska Airlines

Tue, Sep 15 - Tue, Sep 29

7:00 am - 6:45 pm

PDX

KIX

19h 45m

1 stop

5:45 pm - 8:36 pm

KIX

PDX

18h 51m

1 stop

$997Alaska Airlines

Wed, Sep 16 - Wed, Sep 30

7:00 am - 6:50 pm

PDX

KIX

18h 50m

1 stop

5:50 pm - 8:31 pm

KIX

PDX

19h 41m

1 stop

$998Alaska Airlines

Sun, Nov 1 - Sun, Nov 8

7:45 pm - 4:25 pm

PDX

KIX

28h 40m

1 stop

6:00 pm - 7:06 pm

KIX

PDX

17h 06m

1 stop

$1,138Air Canada

Tue, Sep 1 - Tue, Sep 22

3:30 pm - 4:25 pm

PDX

KIX

32h 55m

1 stop

6:00 pm - 11:00 pm

KIX

PDX

45h 00m

2 stops

$1,153Air Canada

Sat, Aug 15 - Tue, Aug 25

8:35 am - 6:55 pm

PDX

ITM

18h 20m

2 stops

12:50 pm - 2:47 pm

ITM

PDX

17h 57m

2 stops

$1,168ANA

Mon, Aug 17 - Thu, Aug 27

6:54 am - 10:30 pm

PDX

HND

23h 36m

2 stops

3:50 pm - 2:47 pm

HND

PDX

14h 57m

1 stop

$1,168ANA

Tue, Sep 1 - Tue, Sep 22

7:13 pm - 5:05 pm

PDX

ITM

29h 52m

2 stops

12:50 pm - 8:50 pm

ITM

PDX

24h 00m

2 stops

$1,187United Airlines

Sat, Aug 15 - Thu, Aug 27

5:10 am - 6:35 pm

PDX

NGO

21h 25m

2 stops

7:20 am - 11:00 pm

NGO

PDX

31h 40m

2 stops

$1,188United Airlines

Tue, Sep 1 - Tue, Sep 8

5:30 am - 12:15 pm

PDX

OKJ

38h 45m

2 stops

1:15 pm - 10:02 pm

OKJ

PDX

24h 47m

2 stops

$1,583Delta

Sat, Aug 1 - Mon, Aug 17

American Airlines flights from Portland to Japan

Our best American Airlines deals on Portland to Japan flight tickets

American Airlines

Aug 18

PDX6:35 amPortland

22h 00m

2 stops

FUK8:35 pmFukuoka

Sep 1

FUK2:30 pmFukuoka

24h 09m

2 stops

PDX10:39 pmPortland

$1,208

American Airlines

May 11

PDX6:00 amPortland

22h 40m

2 stops

FUK8:40 pmFukuoka

May 13

FUK2:35 pmFukuoka

23h 00m

2 stops

PDX9:35 pmPortland

$1,448

American Airlines

May 12

PDX6:00 amPortland

22h 30m

2 stops

ITM8:30 pmOsaka Itami

May 19

ITM4:30 pmOsaka Itami

21h 05m

2 stops

PDX9:35 pmPortland

$1,451

STARLUX Airlines flights from Portland to Japan

Our best STARLUX Airlines deals on Portland to Japan flight tickets

STARLUX Airlines

Sep 1

PDX5:35 pmPortland

27h 30m

2 stops

FUK1:05 pmFukuoka

Sep 14

FUK2:15 pmFukuoka

21h 35m

2 stops

PDX7:50 pmPortland

$1,249

STARLUX Airlines

Sep 8

PDX9:29 pmPortland

21h 01m

2 stops

UKB10:30 amKobe

Sep 19

UKB11:40 amKobe

24h 10m

2 stops

PDX7:50 pmPortland

$1,251

STARLUX Airlines

Sep 4

PDX9:29 pmPortland

29h 16m

2 stops

NGO6:45 pmNagoya Chubu Centrair Intl

Sep 10

NGO7:55 pmNagoya Chubu Centrair Intl

39h 55m

2 stops

PDX7:50 pmPortland

$1,254

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandTokyo

PDX - HND

PDXHND

Portland

Tue 9/15

7:00 am-3:05 pm

1 stop16h 05m

Tokyo Haneda

Tue 9/29

4:20 pm-8:50 pm

1 stop20h 30m

$989

PortlandOsaka

PDX - KIX

PDXKIX

Portland

Wed 9/16

7:00 am-6:45 pm

1 stop19h 45m

Osaka Kansai Intl

Wed 9/30

5:45 pm-8:36 pm

1 stop18h 51m

$997

PortlandOsaka

PDX - KIX

PDXKIX

Portland

Sun 11/1

7:00 am-6:50 pm

1 stop18h 50m

Osaka Kansai Intl

Sun 11/8

5:50 pm-8:31 pm

1 stop19h 41m

$998

PortlandOsaka

PDX - KIX

PDXKIX

Portland

Tue 9/1

7:45 pm-4:25 pm

1 stop28h 40m

Osaka Kansai Intl

Tue 9/22

6:00 pm-7:06 pm

1 stop17h 06m

$1,138

PortlandOsaka

PDX - KIX

PDXKIX

Portland

Sat 8/15

3:30 pm-4:25 pm

1 stop32h 55m

Osaka Kansai Intl

Tue 8/25

6:00 pm-11:00 pm

2 stops45h 00m

$1,153

Quickest round-trip

PortlandOsaka

PDX - ITM

PDXITM

Portland

Mon 8/17

8:35 am-6:55 pm

2 stops18h 20m

Osaka Itami

Thu 8/27

12:50 pm-2:47 pm

2 stops17h 57m

$1,168

PortlandTokyo

PDX - HND

PDXHND

Portland

Tue 9/1

6:54 am-10:30 pm

2 stops23h 36m

Tokyo Haneda

Tue 9/22

3:50 pm-2:47 pm

1 stop14h 57m

$1,168

PortlandOsaka

PDX - ITM

PDXITM

Portland

Sat 8/15

7:13 pm-5:05 pm

2 stops29h 52m

Osaka Itami

Thu 8/27

12:50 pm-8:50 pm

2 stops24h 00m

$1,187

PortlandNagoya

PDX - NGO

PDXNGO

Portland

Tue 9/1

5:10 am-6:35 pm

2 stops21h 25m

Nagoya Chubu Centrair Intl

Tue 9/8

7:20 am-11:00 pm

2 stops31h 40m

$1,188

PortlandOkayama

PDX - OKJ

PDXOKJ

Portland

Sat 8/1

5:30 am-12:15 pm

2 stops38h 45m

Okayama

Mon 8/17

1:15 pm-10:02 pm

2 stops24h 47m

$1,583

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 $259. 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 $392.

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 7% 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 May 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 12,342 reviews	Search Alaska Airlines flights
Hawaiian Airlines	PriceFrom $455	Free Cancellation	Rating 7.8 2,837 reviews	Search Hawaiian Airlines flights
Korean Air	PriceFrom $534	Free Cancellation	Rating 8.4 1,217 reviews	Search Korean Air flights
Japan Airlines	PriceFrom $618	Free Cancellation	Rating 8.3 1,808 reviews	Search Japan Airlines flights
Air Canada	PriceFrom $627	Free Cancellation	Rating 7.1 11,002 reviews	Search Air Canada flights
ANA	PriceFrom $631	Free Cancellation	Rating 8.3 1,207 reviews	Search ANA flights
United Airlines	PriceFrom $655	Free Cancellation	Rating 7.4 9,693 reviews	Search United Airlines flights
Delta	PriceFrom $686	Free Cancellation	Rating 7.9 8,458 reviews	Search Delta flights
American Airlines	PriceFrom $728	Free Cancellation	Rating 7.1 11,667 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.