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

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

How long does it take to fly to Portland?

On average, it takes 17h 19m to fly from Japan to Portland if you fly out of Osaka (the most popular airport in Japan) and into Portland (the most popular airport in Portland). If you’re flying out of Tokyo and into Portland, then the flight time is around 20h 30m.

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

Prices for flights from Japan to Portland Airport were last updated today.

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

As of October 2025, there are 2 operators available to choose from for flights from Japan to Portland Airport.

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

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 Japan to Portland Airport.

What documentation or ID do you need to fly to Portland Airport?

The required travel and health documents for your Portland Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Portland Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$312 Cheap Flights from Japan to Portland in 2025/26

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Find the cheapest flights from Japan to Portland

Round-trip

One-way

Recent round-trip flight deals from Japan to Portland

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4:50 pm - 8:38 amHND-PDX

32h 48m1 stop

7:00 am - 2:05 pmPDX-HND

14h 05m1 stop

$699Delta

Find Deal

Fri, Dec 19 - Wed, Dec 31

4:50 pm - 8:38 amHND-PDX

32h 48m1 stop

7:00 am - 2:05 pmPDX-HND

14h 05m1 stop

$704Delta

Find Deal

Fri, Dec 19 - Wed, Dec 31

4:45 pm - 10:46 pmNRT-PDX

23h 01m1 stop

7:30 am - 3:00 pmPDX-NRT

14h 30m1 stop

$705United Airlines

Find Deal

Fri, Dec 19 - Wed, Dec 31

9:15 am - 1:13 pmNRT-PDX

20h 58m2 stops

7:00 am - 7:30 pmPDX-NRT

19h 30m2 stops

$717Multiple Airlines

Find Deal

Fri, Dec 19 - Wed, Dec 31

2:45 pm - 4:20 pmNRT-PDX

18h 35m1 stop

7:25 am - 4:00 pmPDX-NRT

15h 35m1 stop

$718Multiple Airlines

Find Deal

Wed, Nov 26 - Wed, Dec 3

9:15 am - 1:14 pmNRT-PDX

19h 59m2 stops

9:10 am - 9:05 pmPDX-NRT

19h 55m2 stops

$779Korean Air

Find Deal

Sat, Mar 21 - Mon, Apr 6

4:45 pm - 12:26 amNRT-PDX

23h 41m1 stop

7:30 am - 3:00 pmPDX-NRT

14h 30m1 stop

$825United Airlines

Find Deal

Thu, Oct 30 - Wed, Nov 12

2:00 am - 8:39 pmHND-PDX

35h 39m2 stops

5:17 pm - 10:50 pmPDX-HND

36h 33m2 stops

$848Korean Air

Find Deal

Thu, Nov 6 - Sun, Nov 16

7:25 pm - 6:30 pmKIX-PDX

15h 05m1 stop

7:00 pm - 5:40 pmPDX-KIX

30h 40m1 stop

$898Air Canada

Find Deal

Sat, Mar 14 - Sat, Mar 21

6:15 pm - 6:30 pmNRT-PDX

17h 15m1 stop

9:50 am - 4:20 pmPDX-NRT

13h 30m1 stop

$912Air Canada

Find Deal

Thu, Nov 27 - Thu, Dec 4

Delta flights from Japan to Portland

Our best Delta deals on Japan to Portland flight tickets

Delta

Dec 19

HND4:50 pmTokyo Haneda

32h 48m

1 stop

PDX8:38 amPortland

Dec 31

PDX7:00 amPortland

14h 05m

1 stop

HND2:05 pmTokyo Haneda

$699

Find similar

Delta

Dec 19

HND4:50 pmTokyo Haneda

32h 48m

1 stop

PDX8:38 amPortland

Dec 31

PDX7:00 amPortland

14h 05m

1 stop

HND2:05 pmTokyo Haneda

$704

Find similar

Delta

Mar 20

HND4:50 pmTokyo Haneda

18h 21m

1 stop

PDX7:11 pmPortland

Apr 7

PDX5:30 amPortland

16h 45m

1 stop

HND2:15 pmTokyo Haneda

$759

Find similar

United Airlines flights from Japan to Portland

Our best United Airlines deals on Japan to Portland flight tickets

United Airlines

Dec 19

NRT4:45 pmTokyo Narita

23h 01m

1 stop

PDX10:46 pmPortland

Dec 31

PDX7:30 amPortland

14h 30m

1 stop

NRT3:00 pmTokyo Narita

$705

Find similar

United Airlines

Nov 7

HND4:25 pmTokyo Haneda

23h 26m

1 stop

PDX10:51 pmPortland

Nov 17

PDX6:00 amPortland

15h 50m

1 stop

HND2:50 pmTokyo Haneda

$825

Find similar

United Airlines

Oct 27

HND4:25 pmTokyo Haneda

18h 11m

1 stop

PDX6:36 pmPortland

Nov 10

PDX1:00 pmPortland

32h 50m

1 stop

HND2:50 pmTokyo Haneda

$852

Find similar

Fly from

Fly to

Route

Depart

Return

Price

TokyoPortland

HND - PDX

HNDPDX

Tokyo Haneda

Fri 12/19

4:50 pm-8:38 am

1 stop32h 48m

Portland

Wed 12/31

7:00 am-2:05 pm

1 stop14h 05m

$699

TokyoPortland

HND - PDX

HNDPDX

Tokyo Haneda

Fri 12/19

4:50 pm-8:38 am

1 stop32h 48m

Portland

Wed 12/31

7:00 am-2:05 pm

1 stop14h 05m

$704

TokyoPortland

NRT - PDX

NRTPDX

Tokyo Narita

Fri 12/19

4:45 pm-10:46 pm

1 stop23h 01m

Portland

Wed 12/31

7:30 am-3:00 pm

1 stop14h 30m

$705

TokyoPortland

NRT - PDX

NRTPDX

Tokyo Narita

Fri 12/19

9:15 am-1:13 pm

2 stops20h 58m

Portland

Wed 12/31

7:00 am-7:30 pm

2 stops19h 30m

$717

TokyoPortland

NRT - PDX

NRTPDX

Tokyo Narita

Wed 11/26

2:45 pm-4:20 pm

1 stop18h 35m

Portland

Wed 12/3

7:25 am-4:00 pm

1 stop15h 35m

$718

TokyoPortland

NRT - PDX

NRTPDX

Tokyo Narita

Sat 3/21

9:15 am-1:14 pm

2 stops19h 59m

Portland

Mon 4/6

9:10 am-9:05 pm

2 stops19h 55m

$779

TokyoPortland

NRT - PDX

NRTPDX

Tokyo Narita

Thu 10/30

4:45 pm-12:26 am

1 stop23h 41m

Portland

Wed 11/12

7:30 am-3:00 pm

1 stop14h 30m

$825

TokyoPortland

HND - PDX

HNDPDX

Tokyo Haneda

Thu 11/6

2:00 am-8:39 pm

2 stops35h 39m

Portland

Sun 11/16

5:17 pm-10:50 pm

2 stops36h 33m

$848

OsakaPortland

KIX - PDX

KIXPDX

Osaka Kansai Intl

Sat 3/14

7:25 pm-6:30 pm

1 stop15h 05m

Portland

Sat 3/21

7:00 pm-5:40 pm

1 stop30h 40m

$898

TokyoPortland

NRT - PDX

NRTPDX

Tokyo Narita

Thu 11/27

6:15 pm-6:30 pm

1 stop17h 15m

Portland

Thu 12/4

9:50 am-4:20 pm

1 stop13h 30m

$912

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 Japan to Portland

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

Other information

What is the cheapest month to fly to Portland?

The cheapest month to fly to Portland from Japan is in September. Flight prices, which tend to average around $670, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in September, then you should wait until October to fly from Japan, when ticket prices are also cheap, with an average price of $731.

What is the cheapest day to depart on your flight to Portland?

The cheapest day to depart on your flight to Portland is on a Wednesday when prices can be found for as low as $775. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Portland is Tuesday, with ticket prices averaging around $1,085.

What is the cheapest time of day to depart on your flight to Portland?

The cheapest time of day to fly to Portland is at noon when flights can be purchased for as low as $753. In the evening is when there is more demand to fly to Portland, so prices are often more expensive at around $1,012 per ticket.

Can stopping save me money on Japan to Portland flights?

You could potentially save up to 1% on your flight if you consider stops on a Japan to Portland flight.

Cheap Japan to Portland flight deals and tips

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

Direct flights	None

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

Search flight deals

When did momondo last update prices for flights from Japan to Portland Airport?
Prices for flights from Japan to Portland Airport were last updated today.
How many operators does momondo search for flights from Japan to Portland Airport?
As of October 2025, there are 2 operators available to choose from for flights from Japan to Portland Airport.
How old do you have to be to fly from Japan to Portland Airport?
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 Japan to Portland Airport.
What documentation or ID do you need to fly to Portland Airport?
The required travel and health documents for your Portland Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Portland Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Japan to Portland

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $477	Free Cancellation	Rating 7.9 7,977 reviews		Search Delta flights
Air Canada	PriceFrom $669	Free Cancellation	Rating 7.1 10,298 reviews		Search Air Canada flights

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Why use momondo?

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

Finding the right flight to Portland from Japan is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Portland quick and easy, saving you time and money.

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

Flights from Japan to Portland 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 Japan to Portland?

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 Japan to Portland.

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

If you are simply researching potential flights to Portland, momondo offers a useful price alert feature which will track prices for flights to Portland from Japan and alert you when they change.

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We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Cheap flights from Japan to Portland from $312

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Japan to Portland departing on 1/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Japan to Portland

Recent round-trip flight deals from Japan to Portland

Recent one-way flight deals from Japan to Portland

Delta flights from Japan to Portland

Our best Delta deals on Japan to Portland flight tickets

United Airlines flights from Japan to Portland

Our best United Airlines deals on Japan to Portland flight tickets

momondo Fare Finder

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

See travel insights to Portland from

How to get the cheapest flight ticket from Japan to Portland

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 cheapest month to fly to Portland?

What is the cheapest day to depart on your flight to Portland?

What is the cheapest time of day to depart on your flight to Portland?

The cheapest time of day to fly to Portland is at noon when flights can be purchased for as low as $753. In the evening is when there is more demand to fly to Portland, so prices are often more expensive at around $1,012 per ticket.

Can stopping save me money on Japan to Portland flights?

You could potentially save up to 1% on your flight if you consider stops on a Japan to Portland flight.

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

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

How long does it take to fly to Portland?

On average, it takes 17h 19m to fly from Japan to Portland if you fly out of Osaka (the most popular airport in Japan) and into Portland (the most popular airport in Portland). If you’re flying out of Tokyo and into Portland, then the flight time is around 20h 30m.

Cheap Japan to Portland flight deals and tips

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

Direct flights

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

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

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

What documentation or ID do you need to fly to Portland Airport?

Best airlines flying from Japan to Portland

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

Traveling to a place near Portland?

Why use momondo?

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

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

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

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

An easier way to manage your Portland trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Oregon