How long is the flight from Portland to Japan?

Departing from Portland to Japan will take you 20h. The distance between Portland and Japan is about 4438 mi. This flight may include one or multiple stops.

What are the cheapest airlines to fly from Portland to Japan one-way?

For one-way options, check prices for ANA. According to our data, you can fly for as low as $305. Users have also found prices from $319 and $320 on American Airlines and United Airlines, respectively.

In terms of precipitation, rainfall in Japan ranges from 2.0 - 8.3 inches per month. September is typically the wettest month, when rainfall can reach 8.3 in. January is typically the driest time to visit Japan when rainfall is around 2.0 in.

If weather is an important factor for your trip to Japan, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 42.8 F).

What are the most popular routes from Portland to Japan?

The most popular flight routes from Portland to Japan are Portland - Tokyo Haneda, Portland - Tokyo Narita and Portland - Osaka Kansai Intl.

What are the most popular airlines that fly from Portland to Japan?

Consider American Airlines, United Airlines or Delta when booking your flight. These represent the most popular airlines when flying from Portland to Japan.

What airport do you fly from for flights from Portland to Japan?

Portland (PDX) is the airport you will fly out of if you book a flight from Portland to Japan. It is only a 6.0 mi journey to Portland (PDX) from Portland’s city center.

Can I find deals for flights from Portland to Japan that include hotel bookings?

Yes. In addition to deals on Portland to Japan flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Portland to Japan?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Japan.

Can I find deals for business class flights from Portland to Japan?

Yes. Cheapflights offers flight deals from Portland to Japan by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$290+ Cheap Flights from Portland to Japan

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Cheap flight deals from Portland to Japan

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$668 (Cheapflightsfares)
One-way from	$290 (Trip.com)
Popular in	June
Cheapest in	September
Average price	$770

Provider with most accurate pricing for Portland-Tokyo (TYO) flight deals.

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Provider most trusted by Cheapflights users for Portland-Tokyo (TYO) flights.

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From Portland to Japan

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One-way flight from Portland to Japan

Search Deals

Highest demand for flights based on searches. 14% potential increase in price ($150 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($29 potential savings vs. average RT price).

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Average for round-trip flights in October 2025

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Find flight deals from Portland to Japan

Cheapest flights from Portland to Japan
Explore the most affordable flight options available from Portland to Japan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2025.

Wed 10/227:30 amPDX - HND

1 stop14h 25mANA

Thu 10/304:25 pmHND - PDX

1 stop18h 11mANA

Deal found 10/21

$693

Wed 10/227:30 amPDX - NRT

1 stop15h 10mANA

Thu 10/304:45 pmNRT - PDX

1 stop14h 01mANA

Deal found 10/21

$694

Sat 12/67:00 amPDX - NRT

1 stop19h 55mMultiple Airlines

Tue 12/162:45 pmNRT - PDX

1 stop15h 50mMultiple Airlines

Deal found 10/23

$696

Thu 11/276:00 amPDX - KIX

1 stop17h 40mANA

Fri 12/126:35 pmKIX - PDX

1 stop17h 06mANA

Deal found 10/23

$697

Tue 12/27:00 amPDX - NRT

1 stop19h 55mMultiple Airlines

Tue 12/162:45 pmNRT - PDX

2 stops19h 03mMultiple Airlines

Deal found 10/23

$698

Sun 10/267:30 amPDX - HND

2 stops22h 55mANA

Wed 11/54:25 pmHND - PDX

1 stop15h 21mANA

Deal found 10/23

$699

Sun 11/96:00 amPDX - NRT

1 stop17h 00mHawaiian Airlines

Mon 11/246:30 pmNRT - PDX

1 stop15h 29mHawaiian Airlines

Deal found 10/22

$700

Mon 11/242:13 pmPDX - NRT

1 stop31h 12mMultiple Airlines

Thu 12/42:45 pmNRT - PDX

1 stop18h 52mMultiple Airlines

Deal found 10/23

$701

Tue 11/189:50 amPDX - NGO

2 stops16h 55mMultiple Airlines

Tue 11/252:00 pmNGO - PDX

2 stops21h 30mMultiple Airlines

Deal found 10/20

$703

Fri 12/55:32 pmPDX - NRT

1 stop33h 23mMultiple Airlines

Tue 12/162:45 pmNRT - PDX

1 stop15h 50mMultiple Airlines

Deal found 10/23

$703

Fri 12/57:04 amPDX - HND

1 stop17h 16mMultiple Airlines

Fri 12/126:05 pmHND - PDX

1 stop15h 45mMultiple Airlines

Deal found 10/20

$703

Mon 11/1010:03 amPDX - NRT

2 stops35h 22mMultiple Airlines

Fri 11/142:45 pmNRT - PDX

1 stop14h 38mMultiple Airlines

Deal found 10/22

$704

Best flights from Portland to Japan
Discover carefully curated flight deals from Portland to Japan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 23, 2025.

Mon 1/195:35 amPDX - CTS

2 stops20h 00mANA

Tue 1/2712:30 pmCTS - PDX

2 stops19h 25mANA

Deal found 10/21

$691

Thu 2/263:50 pmPDX - NRT

1 stop30h 30mUnited Airlines

Thu 3/124:45 pmNRT - PDX

1 stop22h 12mUnited Airlines

Deal found 10/21

$706

Sun 12/77:04 amPDX - OKA

2 stops22h 46mJapan Airlines

Thu 12/1812:20 pmOKA - PDX

2 stops18h 27mJapan Airlines

Deal found 10/21

$710

Thu 1/158:10 amPDX - NRT

1 stop14h 50mAlaska Airlines

Wed 3/46:30 pmNRT - PDX

1 stop19h 13mAlaska Airlines

Deal found 10/23

$713

Sun 3/16:30 amPDX - HND

1 stop15h 35mDelta

Thu 3/124:50 pmHND - PDX

1 stop19h 57mDelta

Deal found 10/20

$731

Tue 11/47:30 amPDX - OKA

2 stops40h 35mKorean Air

Mon 11/176:05 pmOKA - PDX

2 stops41h 54mKorean Air

Deal found 10/22

$737

Fri 12/55:41 amPDX - FUK

2 stops21h 59mAmerican Airlines

Fri 12/121:00 pmFUK - PDX

2 stops21h 28mAmerican Airlines

Deal found 10/21

$737

Wed 10/297:30 amPDX - KIX

2 stops22h 20mMultiple Airlines

Wed 11/56:35 pmKIX - PDX

1 stop13h 11mMultiple Airlines

Deal found 10/23

$740

Tue 10/287:09 amPDX - FUK

1 stop19h 31mHawaiian Airlines

Sat 11/88:40 pmFUK - PDX

1 stop36h 38mHawaiian Airlines

Deal found 10/20

$740

Tue 11/189:15 pmPDX - NGO

3 stops25h 20mCathay Pacific

Tue 11/254:40 pmNGO - PDX

3 stops43h 35mCathay Pacific

Deal found 10/20

$1,336

Tue 1/275:35 amPDX - ITM

2 stops19h 35mANA

Mon 2/92:05 pmITM - PDX

2 stops17h 41mANA

Deal found 10/21

$692

Wed 2/111:35 pmPDX - NRT

1 stop32h 45mUnited Airlines

Thu 3/54:45 pmNRT - PDX

1 stop23h 12mUnited Airlines

Deal found 10/23

$706

Sun 1/117:20 amPDX - OKA

2 stops22h 30mJapan Airlines

Tue 1/2712:20 pmOKA - PDX

2 stops17h 18mJapan Airlines

Deal found 10/22

$710

Thu 1/156:30 amPDX - HND

1 stop15h 35mDelta

Tue 3/35:35 pmHND - PDX

1 stop15h 40mDelta

Deal found 10/23

$731

Wed 12/107:25 amPDX - NRT

1 stop15h 35mAlaska Airlines

Sun 12/216:30 pmNRT - PDX

1 stop33h 23mAlaska Airlines

Deal found 10/21

$736

Mon 11/37:30 amPDX - OKA

2 stops40h 35mKorean Air

Thu 11/206:05 pmOKA - PDX

2 stops41h 54mKorean Air

Deal found 10/22

$737

Sat 1/247:51 pmPDX - ITM

2 stops29h 19mUnited Airlines

Mon 2/91:00 pmITM - PDX

2 stops16h 33mUnited Airlines

Deal found 10/20

$709

Mon 1/199:10 amPDX - CTS

2 stops17h 35mJapan Airlines

Tue 1/272:05 pmCTS - PDX

2 stops19h 45mJapan Airlines

Deal found 10/22

$710

Sun 11/97:59 pmPDX - HND

1 stop25h 06mDelta

Mon 11/245:35 pmHND - PDX

1 stop22h 21mDelta

Deal found 10/21

$736

Wed 1/147:10 amPDX - OKA

2 stops40h 55mKorean Air

Tue 1/276:05 pmOKA - PDX

2 stops36h 09mKorean Air

Deal found 10/22

$737

Tue 10/287:09 amPDX - FUK

1 stop19h 31mAlaska Airlines

Wed 11/58:40 pmFUK - PDX

1 stop15h 43mAlaska Airlines

Deal found 10/20

$739

Tue 1/275:35 amPDX - ITM

2 stops19h 35mUnited Airlines

Mon 2/91:00 pmITM - PDX

2 stops16h 33mUnited Airlines

Deal found 10/20

$709

Tue 10/287:00 amPDX - FUK

2 stops33h 25mJapan Airlines

Sat 11/82:05 pmFUK - PDX

2 stops19h 45mJapan Airlines

Deal found 10/21

$710

Sun 10/269:17 amPDX - FUK

2 stops18h 48mKorean Air

Fri 11/710:30 amFUK - PDX

2 stops23h 15mKorean Air

Deal found 10/20

$737

Sat 2/285:45 pmPDX - HND

1 stop27h 20mDelta

Sat 3/75:35 pmHND - PDX

1 stop31h 54mDelta

Deal found 10/22

$741

Sun 11/27:30 amPDX - NRT

1 stop15h 30mAlaska Airlines

Sat 11/156:30 pmNRT - PDX

1 stop16h 17mAlaska Airlines

Deal found 10/22

$743

Sun 11/97:30 amPDX - AKJ

2 stops32h 05mANA

Thu 11/132:30 pmAKJ - PDX

2 stops41h 16mANA

Deal found 10/20

$857

Tue 1/275:35 amPDX - ITM

2 stops19h 35mUnited Airlines

Tue 2/101:00 pmITM - PDX

2 stops18h 55mUnited Airlines

Deal found 10/21

$709

Thu 1/159:10 amPDX - CTS

2 stops17h 35mJapan Airlines

Sat 1/249:30 amCTS - PDX

2 stops20h 08mJapan Airlines

Deal found 10/21

$711

Thu 12/257:45 pmPDX - NGO

2 stops21h 20mAsiana Airlines

Thu 1/111:05 amNGO - PDX

2 stops24h 43mAsiana Airlines

Deal found 10/22

$1,955

Last-minute flights from Portland to Japan
Discover last-minute flight deals from Portland to Japan. Data last updated October 23, 2025 and is based on user searches.

Sun 10/267:30 amPDX - NRT

1 stop15h 30mANA

Wed 11/194:45 pmNRT - PDX

1 stop15h 01mANA

Deal found 10/23

$694

Sun 10/267:30 amPDX - HND

2 stops22h 55mANA

Wed 11/54:25 pmHND - PDX

1 stop15h 21mANA

Deal found 10/23

$699

Sun 10/267:10 pmPDX - NRT

2 stops28h 10mMultiple Airlines

Wed 11/56:15 pmNRT - PDX

1 stop13h 25mMultiple Airlines

Deal found 10/22

$709

Sun 11/96:00 amPDX - NRT

1 stop17h 00mHawaiian Airlines

Mon 11/246:30 pmNRT - PDX

1 stop15h 29mHawaiian Airlines

Deal found 10/22

$700

Mon 11/1010:03 amPDX - NRT

2 stops35h 22mMultiple Airlines

Fri 11/142:45 pmNRT - PDX

1 stop14h 38mMultiple Airlines

Deal found 10/22

$704

Tue 11/111:26 pmPDX - NRT

2 stops31h 59mMultiple Airlines

Fri 11/142:45 pmNRT - PDX

1 stop14h 38mMultiple Airlines

Deal found 10/21

$703

Tue 11/117:00 amPDX - HND

1 stop17h 20mJapan Airlines

Wed 5/64:25 pmHND - PDX

1 stop16h 03mJapan Airlines

Deal found 10/22

$708

Tue 11/189:50 amPDX - NGO

2 stops16h 55mMultiple Airlines

Tue 11/252:00 pmNGO - PDX

2 stops21h 30mMultiple Airlines

Deal found 10/20

$703

Mon 11/242:13 pmPDX - NRT

1 stop31h 12mMultiple Airlines

Thu 12/42:45 pmNRT - PDX

1 stop18h 52mMultiple Airlines

Deal found 10/22

$698

Thu 11/276:00 amPDX - HND

1 stop15h 50mANA

Fri 12/124:25 pmHND - PDX

1 stop19h 16mANA

Deal found 10/21

$693

Thu 11/276:00 amPDX - KIX

1 stop17h 40mANA

Fri 12/126:35 pmKIX - PDX

1 stop17h 06mANA

Deal found 10/23

$697

Sun 11/305:30 amPDX - HND

1 stop16h 20mANA

Thu 12/1112:00 pmHND - PDX

2 stops19h 47mANA

Deal found 10/23

$704

One-way flights from Portland to Japan
Search for one-way flight options from Portland to Japan. Find affordable one-way fares based on user searches. Data last updated October 23, 2025.

Sat 11/151:21 pmPDX - NRT

1 stop32h 04mMultiple Airlines

Deal found 10/23

$290

Thu 1/227:10 amPDX - NRT

1 stop15h 50mAlaska Airlines

Deal found 10/22

$292

Wed 2/187:30 amPDX - NRT

1 stop14h 30mANA

Deal found 10/23

$299

Wed 2/187:30 amPDX - HND

1 stop14h 20mANA

Deal found 10/23

$299

Sun 2/87:45 amPDX - CTS

2 stops20h 50mANA

Deal found 10/21

$305

Tue 2/177:30 amPDX - HND

2 stops21h 55mANA

Deal found 10/23

$306

Sat 2/217:30 amPDX - NRT

1 stop14h 50mUnited Airlines

Deal found 10/23

$314

Sat 2/216:00 amPDX - HND

1 stop16h 05mAmerican Airlines

Deal found 10/23

$314

Sun 12/75:32 pmPDX - NRT

1 stop27h 53mMultiple Airlines

Deal found 10/22

$318

Mon 2/96:01 amPDX - CTS

2 stops20h 14mAmerican Airlines

Deal found 10/22

$319

Wed 1/217:45 amPDX - NGO

2 stops17h 55mUnited Airlines

Deal found 10/23

$320

Thu 2/265:51 amPDX - HND

1 stop19h 39mAmerican Airlines

Deal found 10/23

$320

Fly from

Fly to

Route

Depart

Return

Price

PortlandSapporo

PDX - CTS

PDXCTS

Portland

Mon 1/19

5:35 am-6:35 pm

2 stops20h 00m

Sapporo Chitose

Tue 1/27

12:30 pm-2:55 pm

2 stops19h 25m

$691

PortlandOsaka

PDX - ITM

PDXITM

Portland

Tue 1/27

5:35 am-6:10 pm

2 stops19h 35m

Osaka Itami

Mon 2/9

2:05 pm-2:46 pm

2 stops17h 41m

$692

PortlandTokyo

PDX - NRT

PDXNRT

Portland

Thu 2/26

3:50 pm-3:20 pm

1 stop30h 30m

Tokyo Narita

Thu 3/12

4:45 pm-10:57 pm

1 stop22h 12m

$706

PortlandTokyo

PDX - NRT

PDXNRT

Portland

Wed 2/11

1:35 pm-3:20 pm

1 stop32h 45m

Tokyo Narita

Thu 3/5

4:45 pm-10:57 pm

1 stop23h 12m

$706

PortlandOsaka

PDX - ITM

PDXITM

Portland

Sat 1/24

7:51 pm-6:10 pm

2 stops29h 19m

Osaka Itami

Mon 2/9

1:00 pm-12:33 pm

2 stops16h 33m

$709

PortlandOsaka

PDX - ITM

PDXITM

Portland

Tue 1/27

5:35 am-6:10 pm

2 stops19h 35m

Osaka Itami

Mon 2/9

1:00 pm-12:33 pm

2 stops16h 33m

$709

PortlandOsaka

PDX - ITM

PDXITM

Portland

Tue 1/27

5:35 am-6:10 pm

2 stops19h 35m

Osaka Itami

Tue 2/10

1:00 pm-2:55 pm

2 stops18h 55m

$709

PortlandOkinawa

PDX - OKA

PDXOKA

Portland

Sun 12/7

7:04 am-10:50 pm

2 stops22h 46m

Okinawa Naha

Thu 12/18

12:20 pm-1:47 pm

2 stops18h 27m

$710

PortlandOkinawa

PDX - OKA

PDXOKA

Portland

Sun 1/11

7:20 am-10:50 pm

2 stops22h 30m

Okinawa Naha

Tue 1/27

12:20 pm-12:38 pm

2 stops17h 18m

$710

PortlandSapporo

PDX - CTS

PDXCTS

Portland

Mon 1/19

9:10 am-7:45 pm

2 stops17h 35m

Sapporo Chitose

Tue 1/27

2:05 pm-4:50 pm

2 stops19h 45m

$710

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/23

Showing 1-10 of 60 results

...

Best time to book a flight from Portland to Japan

Have a flexible travel schedule? Discover the best time to fly to Japan 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 Japan

What is the cheapest month to book a flight from Portland to Japan?

Currently, July is the cheapest month in which you can book a flight from Portland to Japan (average of $392). Flying from Portland to Japan in December is currently the most expensive (average of $656). 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.

What is the cheapest time of day to fly from PDX to JP?

A simple way to save on the total cost of your ticket is to fly from Portland to Japan in the evening. If you’re flexible enough to do this you can expect to save up to 21% on your trip compared to booking a flight in the afternoon.

What is the cheapest day to fly from Portland to Japan?

Travelers seeking maximum savings on their Portland to Japan flight should consider departing on Sunday afternoons when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Japan

Read reviews from past customers who have flown ANA, Japan Airlines, and Alaska Airlines from Portland to Japan. 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.

ANA

8.4

Very good

990 reviews

Reviews

1 / 20

10.0

Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.

ANA

8.4

Very good

990 reviews

ANA

8.4

Very good

990 reviews

Reviews

1 / 20

10.0

Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.

Japan Airlines

8.3

Very good

1,589 reviews

ANA

8.4

Very good

990 reviews

Reviews

1 / 20

10.0

Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.

Alaska Airlines

8.0

Very good

11,161 reviews

ANA

8.4

Very good

990 reviews

Reviews

1 / 20

10.0

Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.

Delta

7.9

Good

7,982 reviews

ANA

8.4

Very good

990 reviews

Reviews

1 / 20

10.0

Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.

United Airlines

7.4

Good

8,995 reviews

ANA

8.4

Very good

990 reviews

Reviews

1 / 20

10.0

Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.

Related info for your journey

What airport do you fly from for flights from Portland to Japan?
Portland (PDX) is the airport you will fly out of if you book a flight from Portland to Japan. It is only a 6.0 mi journey to Portland (PDX) from Portland’s city center.
How long is the flight from Portland to Japan?
Departing from Portland to Japan will take you 20h. The distance between Portland and Japan is about 4438 mi. This flight may include one or multiple stops.
What are the cheapest airlines to fly from Portland to Japan one-way?
For one-way options, check prices for ANA. According to our data, you can fly for as low as $305. Users have also found prices from $319 and $320 on American Airlines and United Airlines, respectively.
What are the most popular routes from Portland to Japan?
The most popular flight routes from Portland to Japan are Portland - Tokyo Haneda, Portland - Tokyo Narita and Portland - Osaka Kansai Intl.
Can I find deals for flights from Portland to Japan that include hotel bookings?
Yes. In addition to deals on Portland to Japan flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Portland to Japan?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Japan.
Can I find deals for business class flights from Portland to Japan?
Yes. Cheapflights offers flight deals from Portland to Japan 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 Japan?
Currently, July is the cheapest month in which you can book a flight from Portland to Japan (average of $392). Flying from Portland to Japan in December is currently the most expensive (average of $656). 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

Browse thousands of different options on Cheapflights for your next trip

Top 9 airlines flying from Portland to Japan

Airline	Cheapest	Average	Flexibility	On-time
Japan Airlines	Cheapest$550	Average$719	FlexibilityNo cancel fee	On-time79%
ANA	Cheapest$564	Average$837	FlexibilityNo cancel fee	On-time80%
Hawaiian Airlines	Cheapest$568	Average$985	FlexibilityNo cancel fee	On-time85%
Alaska Airlines	Cheapest$574	Average$869	FlexibilityNo cancel fee	On-time75%
Air Canada	Cheapest$577	Average$957	FlexibilityNo cancel fee	On-time67%
United Airlines	Cheapest$578	Average$840	FlexibilityNo cancel fee	On-time69%
Korean Air	Cheapest$590	Average$857	FlexibilityNo cancel fee	On-time81%
Delta	Cheapest$598	Average$839	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$656	Average$911	FlexibilityNo cancel fee	On-time71%

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$290+ Cheap flights from Portland (PDX) to Japan

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 11/15. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Portland to Japan with Cheapflights

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Cheap flight deals from Portland to Japan

Keep the following information in mind while searching for Portland to Japan flight deals. Data was last updated October 23, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Portland to Japan

Cheapest flights from Portland to JapanExplore the most affordable flight options available from Portland to Japan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2025.

Explore the most affordable flight options available from Portland to Japan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Portland to Japan that are best for you.

Best time to book a flight from Portland to Japan

Have a flexible travel schedule? Discover the best time to fly to Japan from Portland with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Portland to Japan

What is the cheapest month to book a flight from Portland to Japan?

What is the cheapest time of day to fly from PDX to JP?

Find hourly flight availability from Portland to Japan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 23, 2025.

What is the cheapest day to fly from Portland to Japan?

Use this chart to determine the cheapest time to fly round-trip from Portland to Japan. Price data was last updated on December 16, 2024.

Reviews of airlines servicing Japan

Read reviews from past customers who have flown ANA, Japan Airlines, and Alaska Airlines from Portland to Japan. 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.

Related info for your journey

Find useful and relevant information for your journey from Portland to Japan. 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 Japan?

How long is the flight from Portland to Japan?

What are the cheapest airlines to fly from Portland to Japan one-way?

What are the most popular routes from Portland to Japan?

Can I find deals for flights from Portland to Japan that include hotel bookings?

How can I find direct flights from Portland to Japan?

Can I find deals for business class flights from Portland to Japan?

What is the cheapest month to book a flight from Portland to Japan?

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Cheapest flights from Portland to Japan
Explore the most affordable flight options available from Portland to Japan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2025.