How long is the flight from Japan to State of Washington?

If you’re flying from a popular airport in Japan, such as Tokyo or Osaka, and flying into State of Washington, then you can expect flight times to average 8h 52m and 12h 26m, respectively.

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

Delta, Korean Air, and Hainan Airlines are the most popular carriers operating from Japan to Washington

What airlines fly to State of Washington?

Delta, EVA Air and STARLUX Airlines are the top three most popular airlines that fly to State of Washington from Japan according to our data. Delta is the first choice among our users, with 64% of people opting to fly with this airline when traveling to State of Washington. Keep in mind that there are 7 different airlines that fly to State of Washington on a routine basis, so you have a few additional options to choose from.

How many flights depart from Japan to State of Washington on average per day?

The number of flights available between Japan and State of Washington is 9 per day as of May 2026. The most frequent departure time is 5:00PM, with 82% of daily flights leaving in the afternoon.

How many flights depart from Japan to State of Washington on average per week?

67 flights are operational weekly from Japan to State of Washington as of May 2026. The most popular departure day for this route is Mon, with 15% of flights per week taking off on this day.

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

Prices for flights from Japan to Washington refresh daily.

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

There are 7 operators available for flights from Japan to Washington as of May 2026.

How old do you have to be to fly from Japan to Washington?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Japan to Washington.

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

The travel and health documents required for your trip to Washington can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$346 Cheap Flights from Japan to Washington in 2026

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Find the cheapest flights from Japan to Washington

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One-way

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Direct

Recent round-trip flight deals from Japan to Washington

Enter your travel dates to find the best prices.

1:30 am - 3:15 pm

HND

SEA

29h 45m

1 stop

12:10 am - 11:30 pm

SEA

HND

31h 20m

1 stop

$668Asiana Airlines

Thu, Sep 10 - Sun, Sep 27

7:45 pm - 3:15 pm

NRT

SEA

35h 30m

1 stop

12:10 am - 6:25 pm

SEA

NRT

26h 15m

1 stop

$668Asiana Airlines

Sat, Sep 5 - Tue, Sep 15

4:05 pm - 9:15 am

HND

SEA

9h 10mnonstop

11:55 am - 2:20 pm

SEA

HND

10h 25mnonstop

$700Delta

Wed, May 20 - Mon, Jul 20

4:20 pm - 9:40 am

HND

SEA

9h 20mnonstop

11:45 am - 2:20 pm

SEA

HND

10h 35mnonstop

$702Delta

Tue, Sep 1 - Sun, Sep 20

6:00 pm - 4:47 pm

KIX

PDX

38h 47m

2 stops

7:45 pm - 4:25 pm

PDX

KIX

28h 40m

1 stop

$821Air Canada

Mon, Jun 15 - Tue, Jun 23

6:00 pm - 4:47 pm

KIX

PDX

38h 47m

2 stops

8:35 am - 4:25 pm

PDX

KIX

39h 50m

2 stops

$826Air Canada

Mon, Jun 15 - Tue, Jun 23

7:55 pm - 7:00 pm

OKA

SEA

15h 05m

1 stop

1:30 am - 9:15 am

SEA

OKA

15h 45m

1 stop

$936EVA Air

Thu, Sep 10 - Sun, Sep 13

10:15 am - 7:40 pm

OKA

SEA

25h 25m

1 stop

1:30 am - 9:15 am

SEA

OKA

15h 45m

1 stop

$938EVA Air

Thu, Sep 10 - Sun, Sep 13

3:50 pm - 4:35 pm

OKA

SEA

16h 45m

1 stop

1:15 am - 2:40 pm

SEA

OKA

21h 25m

1 stop

$1,025STARLUX Airlines

Mon, Jul 13 - Sun, Jul 19

3:50 pm - 4:35 pm

OKA

SEA

16h 45m

1 stop

1:15 am - 2:40 pm

SEA

OKA

21h 25m

1 stop

$1,026STARLUX Airlines

Mon, Jul 13 - Sat, Jul 18

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STARLUX Airlines flights from Japan to State of Washington

Our best STARLUX Airlines deals on Japan to State of Washington flight tickets

STARLUX Airlines

Aug 19

KIX1:25 pmOsaka Kansai Intl

19h 10m

1 stop

SEA4:35 pmSeattle/Tacoma Intl

Sep 19

SEA1:15 amSeattle/Tacoma Intl

19h 00m

1 stop

KIX12:15 pmOsaka Kansai Intl

$1,010

STARLUX Airlines

Aug 19

KIX1:25 pmOsaka Kansai Intl

19h 10m

1 stop

SEA4:35 pmSeattle/Tacoma Intl

Sep 21

SEA1:15 amSeattle/Tacoma Intl

20h 45m

1 stop

KIX2:00 pmOsaka Kansai Intl

$1,024

STARLUX Airlines

Jul 13

OKA3:50 pmOkinawa Naha

16h 45m

1 stop

SEA4:35 pmSeattle/Tacoma Intl

Jul 19

SEA1:15 amSeattle/Tacoma Intl

21h 25m

1 stop

OKA2:40 pmOkinawa Naha

$1,025

Cathay Pacific flights from Japan to State of Washington

Our best Cathay Pacific deals on Japan to State of Washington flight tickets

Cathay Pacific

Jun 23

KIX6:30 pmOsaka Kansai Intl

30h 38m

2 stops

SEA9:08 amSeattle/Tacoma Intl

Sep 16

SEA11:45 amSeattle/Tacoma Intl

35h 05m

2 stops

KIX2:50 pmOsaka Kansai Intl

$1,012

Cathay Pacific

Jun 23

KIX9:05 amOsaka Kansai Intl

28h 53m

2 stops

SEA9:58 pmSeattle/Tacoma Intl

Sep 16

SEA11:45 amSeattle/Tacoma Intl

35h 25m

1 stop

KIX3:10 pmOsaka Kansai Intl

$1,047

Cathay Pacific

May 8

NRT6:30 pmTokyo Narita

28h 34m

2 stops

SEA7:04 amSeattle/Tacoma Intl

May 15

SEA5:28 pmSeattle/Tacoma Intl

35h 22m

2 stops

NRT8:50 pmTokyo Narita

$1,251

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TokyoSeattle

HND - SEA

HNDSEA

Tokyo Haneda

Thu 9/10

1:30 am-3:15 pm

1 stop29h 45m

Seattle/Tacoma Intl

Sun 9/27

12:10 am-11:30 pm

1 stop31h 20m

$668

TokyoSeattle

NRT - SEA

NRTSEA

Tokyo Narita

Sat 9/5

7:45 pm-3:15 pm

1 stop35h 30m

Seattle/Tacoma Intl

Tue 9/15

12:10 am-6:25 pm

1 stop26h 15m

$668

Quickest round-trip

TokyoSeattle

HND - SEA

HNDSEA

Tokyo Haneda

Wed 5/20

4:05 pm-9:15 am

Nonstop9h 10m

Seattle/Tacoma Intl

Mon 7/20

11:55 am-2:20 pm

Nonstop10h 25m

$700

TokyoSeattle

HND - SEA

HNDSEA

Tokyo Haneda

Tue 9/1

4:20 pm-9:40 am

Nonstop9h 20m

Seattle/Tacoma Intl

Sun 9/20

11:45 am-2:20 pm

Nonstop10h 35m

$702

OsakaPortland

KIX - PDX

KIXPDX

Osaka Kansai Intl

Mon 6/15

6:00 pm-4:47 pm

2 stops38h 47m

Portland

Tue 6/23

7:45 pm-4:25 pm

1 stop28h 40m

$821

OsakaPortland

KIX - PDX

KIXPDX

Osaka Kansai Intl

Mon 6/15

6:00 pm-4:47 pm

2 stops38h 47m

Portland

Tue 6/23

8:35 am-4:25 pm

2 stops39h 50m

$826

OkinawaSeattle

OKA - SEA

OKASEA

Okinawa Naha

Thu 9/10

7:55 pm-7:00 pm

1 stop15h 05m

Seattle/Tacoma Intl

Sun 9/13

1:30 am-9:15 am

1 stop15h 45m

$936

OkinawaSeattle

OKA - SEA

OKASEA

Okinawa Naha

Thu 9/10

10:15 am-7:40 pm

1 stop25h 25m

Seattle/Tacoma Intl

Sun 9/13

1:30 am-9:15 am

1 stop15h 45m

$938

OkinawaSeattle

OKA - SEA

OKASEA

Okinawa Naha

Mon 7/13

3:50 pm-4:35 pm

1 stop16h 45m

Seattle/Tacoma Intl

Sun 7/19

1:15 am-2:40 pm

1 stop21h 25m

$1,025

OkinawaSeattle

OKA - SEA

OKASEA

Okinawa Naha

Mon 7/13

3:50 pm-4:35 pm

1 stop16h 45m

Seattle/Tacoma Intl

Sat 7/18

1:15 am-2:40 pm

1 stop21h 25m

$1,026

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 State of Washington

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 State of Washington?

The month of December is, on average, the cheapest month to fly to State of Washington from Japan, with most prices found around $318. If you aren’t able to travel to State of Washington during the month of December, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $318.

What is the cheapest Japan to Washington flight route?

Fly from Tokyo Haneda to Seattle/Tacoma Intl for the best Japan - Washington flight prices

Can stopping save me money on Japan to State of Washington flights?

You could potentially save up to 21% on your flight if you consider stops on a Japan to State of Washington flight.

Cheap Japan to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Japan to State of Washington

Best Price Found	$590
Fastest flight time	8h 40m
Direct flights	Every day
Airports in State of Washington	96 airports

The best one-way flight to State of Washington from Japan in the past 72 hours is $590. The best round-trip flight deal from Japan to State of Washington found on momondo in the last 72 hours is $739.

The fastest flight from Japan to State of Washington takes 8h 40m

Direct flights go from Japan to State of Washington every day.

There are 96 airports in State of Washington. From Japan there are direct flights to Seattle/Tacoma Intl (SEA).

Search flight deals

Frequently asked questions about flying from Japan to Washington

When did momondo last update prices for flights from Japan to Washington?
Prices for flights from Japan to Washington refresh daily.
How many operators does momondo search for flights from Japan to Washington?
There are 7 operators available for flights from Japan to Washington as of May 2026.
How old do you have to be to fly from Japan to Washington?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Japan to Washington.
What documentation or ID do you need to fly to Washington?
The travel and health documents required for your trip to Washington can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Japan to State of Washington?
momondo data reveals that the most frequently booked plane model on the route from Japan to State of Washington is Boeing 787-9 Dreamliner, representing 41.88% of all bookings. The subsequent popular models are Airbus A350-900 at 23.59%, Airbus A330-200 at 14.39%, and Boeing 787-8 Dreamliner at 4.44%.

Best airlines flying from Japan to State of Washington

Compare and see reviews for airlines that fly from Japan to State of Washington with momondo

Airline	Rating	Free Cancellation	Price
ANA	PriceFrom $318	Free Cancellation	Rating 8.3 1,205 reviews	Search ANA flights
Hawaiian Airlines	PriceFrom $369	Free Cancellation	Rating 7.8 2,837 reviews	Search Hawaiian Airlines flights
Japan Airlines	PriceFrom $469	Free Cancellation	Rating 8.3 1,803 reviews	Search Japan Airlines flights
Delta	PriceFrom $535	Free Cancellation	Rating 7.9 8,461 reviews	Search Delta flights
Air Canada	PriceFrom $794	Free Cancellation	Rating 7.1 10,995 reviews	Search Air Canada flights
STARLUX Airlines	PriceFrom $808	Free Cancellation	Rating 8.9 307 reviews	Search STARLUX Airlines flights
EVA Air	PriceFrom $863	Free Cancellation	Rating 8.5 1,442 reviews	Search EVA Air flights

Why use momondo?

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

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

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

Yes. momondo allows you to filter the results for Japan to Washington flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Washington from Japan.

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

Yes. momondo can track prices for Japan to Washington flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.