How many flights depart from Japan to Seattle on average per week?

As of August 2025, 65 flights take off from Japan and land in Seattle each week. The most common flight departure day for this route is Wed, with 17% of weekly flights taking off on this day.

What airlines fly to Seattle?

Delta, EVA Air and STARLUX Airlines are the top three most popular airlines that fly to Seattle from Japan according to our data. Delta is the first choice among our users, with 56% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 6 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Seattle?

Flight times vary depending on what airport in Japan you fly out of and what airport in Seattle you fly into. For example, flying from Tokyo to Seattle takes 8h 47m on average. On the other hand, flying from Fukuoka to Seattle takes 17h 55m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

How many flights depart from Japan to Seattle on average per day?

9 flights are operational daily from Japan to Seattle as of August 2025. The most popular departure time for this route is 5:00PM, with 54% of flights per day taking off in the afternoon.

What is the cheapest airline that flies from Japan to Seattle/Tacoma Intl?

Air Canada and WestJet are the most popular carriers operating from Japan to Seattle/Tacoma Intl

When did momondo last update prices for flights from Japan to Seattle/Tacoma Intl Airport?

Prices for flights from Japan to Seattle/Tacoma Intl Airport are updated daily.

How many operators does momondo search for flights from Japan to Seattle/Tacoma Intl Airport?

As of August 2025, there are 6 operators available to choose from for flights from Japan to Seattle/Tacoma Intl Airport.

How old do you have to be to fly from Japan to Seattle/Tacoma Intl Airport?

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 Seattle/Tacoma Intl Airport.

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

The required travel and health documents for your Seattle/Tacoma Intl 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 Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$394 Cheap Flights from Japan to Seattle in 2025

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Find the cheapest flights from Japan to Seattle

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Japan to Seattle

7:45 pm - 9:58 pmHND-SEA

18h 13m1 stop

3:23 pm - 4:45 amSEA-HND

21h 22m1 stop

$614American Airlines

Find Deal

Wed, Sep 24 - Mon, Sep 29

7:45 pm - 9:58 pmHND-SEA

18h 13m1 stop

3:23 pm - 4:45 amSEA-HND

21h 22m1 stop

$616American Airlines

Find Deal

Mon, Sep 22 - Mon, Sep 29

4:05 pm - 9:20 amHND-SEA

9h 15mnonstop

11:45 am - 2:15 pmSEA-HND

10h 30mnonstop

$642Delta

Find Deal

Tue, Sep 9 - Mon, Sep 22

4:05 pm - 9:20 amHND-SEA

9h 15mnonstop

11:45 am - 2:15 pmSEA-HND

10h 30mnonstop

$643Delta

Find Deal

Wed, Sep 24 - Mon, Sep 29

6:15 pm - 10:06 pmNRT-SEA

20h 51m1 stop

5:50 am - 4:20 pmSEA-NRT

17h 30m1 stop

$725Air Canada

Find Deal

Tue, Dec 23 - Sat, Jan 3

6:15 pm - 9:31 amNRT-SEA

32h 16m1 stop

5:50 am - 4:20 pmSEA-NRT

17h 30m1 stop

$752Air Canada

Find Deal

Fri, Dec 19 - Sat, Jan 10

6:30 pm - 7:30 pmKIX-SEA

17h 00m1 stop

1:30 am - 10:10 amSEA-KIX

16h 40m1 stop

$863EVA Air

Find Deal

Sat, Sep 13 - Fri, Sep 19

4:15 pm - 6:50 pmCTS-SEA

18h 35m1 stop

1:30 am - 3:00 pmSEA-CTS

21h 30m1 stop

$865EVA Air

Find Deal

Mon, Sep 8 - Sat, Sep 13

6:00 pm - 6:36 pmITM-SEA

16h 36m2 stops

7:34 pm - 7:25 amSEA-ITM

19h 51m2 stops

$1,739ANA

Find Deal

Sat, Sep 13 - Sat, Sep 20

7:35 am - 6:36 pmIWK-SEA

27h 01m2 stops

4:30 pm - 1:50 pmSEA-IWK

29h 20m1 stop

$1,759ANA

Find Deal

Wed, Sep 24 - Sun, Sep 28

STARLUX Airlines flights from Japan to Seattle

Our best STARLUX Airlines deals on Japan to Seattle flight tickets

STARLUX Airlines

Sep 10

KIX1:25 pmOsaka Kansai Intl

18h 45m

1 stop

SEA4:10 pmSeattle/Tacoma Intl

Sep 15

SEA1:15 amSeattle/Tacoma Intl

19h 00m

1 stop

KIX12:15 pmOsaka Kansai Intl

$798

Find similar

STARLUX Airlines

Oct 6

KIX1:25 pmOsaka Kansai Intl

18h 45m

1 stop

SEA4:10 pmSeattle/Tacoma Intl

Oct 19

SEA1:15 amSeattle/Tacoma Intl

20h 45m

1 stop

KIX2:00 pmOsaka Kansai Intl

$820

Find similar

STARLUX Airlines

Sep 10

NRT2:10 pmTokyo Narita

18h 00m

1 stop

SEA4:10 pmSeattle/Tacoma Intl

Sep 28

SEA1:15 amSeattle/Tacoma Intl

21h 50m

1 stop

NRT3:05 pmTokyo Narita

$836

Find similar

EVA Air flights from Japan to Seattle

Our best EVA Air deals on Japan to Seattle flight tickets

EVA Air

Sep 13

KIX6:30 pmOsaka Kansai Intl

17h 00m

1 stop

SEA7:30 pmSeattle/Tacoma Intl

Sep 19

SEA1:30 amSeattle/Tacoma Intl

16h 40m

1 stop

KIX10:10 amOsaka Kansai Intl

$863

Find similar

EVA Air

Sep 8

CTS4:15 pmSapporo Chitose

18h 35m

1 stop

SEA6:50 pmSeattle/Tacoma Intl

Sep 13

SEA1:30 amSeattle/Tacoma Intl

21h 30m

1 stop

CTS3:00 pmSapporo Chitose

$865

Find similar

EVA Air

Sep 4

NRT1:25 pmTokyo Narita

21h 25m

1 stop

SEA6:50 pmSeattle/Tacoma Intl

Sep 16

SEA1:30 amSeattle/Tacoma Intl

19h 55m

1 stop

NRT1:25 pmTokyo Narita

$889

Find similar

Fly from

Fly to

Route

Depart

Return

Price

TokyoSeattle

HND - SEA

HNDSEA

Tokyo Haneda

Wed 9/24

7:45 pm-9:58 pm

1 stop18h 13m

Seattle/Tacoma Intl

Mon 9/29

3:23 pm-4:45 am

1 stop21h 22m

$614

TokyoSeattle

HND - SEA

HNDSEA

Tokyo Haneda

Mon 9/22

7:45 pm-9:58 pm

1 stop18h 13m

Seattle/Tacoma Intl

Mon 9/29

3:23 pm-4:45 am

1 stop21h 22m

$616

TokyoSeattle

HND - SEA

HNDSEA

Tokyo Haneda

Tue 9/9

4:05 pm-9:20 am

Nonstop9h 15m

Seattle/Tacoma Intl

Mon 9/22

11:45 am-2:15 pm

Nonstop10h 30m

$642

TokyoSeattle

HND - SEA

HNDSEA

Tokyo Haneda

Wed 9/24

4:05 pm-9:20 am

Nonstop9h 15m

Seattle/Tacoma Intl

Mon 9/29

11:45 am-2:15 pm

Nonstop10h 30m

$643

TokyoSeattle

NRT - SEA

NRTSEA

Tokyo Narita

Tue 12/23

6:15 pm-10:06 pm

1 stop20h 51m

Seattle/Tacoma Intl

Sat 1/3

5:50 am-4:20 pm

1 stop17h 30m

$725

TokyoSeattle

NRT - SEA

NRTSEA

Tokyo Narita

Fri 12/19

6:15 pm-9:31 am

1 stop32h 16m

Seattle/Tacoma Intl

Sat 1/10

5:50 am-4:20 pm

1 stop17h 30m

$752

OsakaSeattle

KIX - SEA

KIXSEA

Osaka Kansai Intl

Sat 9/13

6:30 pm-7:30 pm

1 stop17h 00m

Seattle/Tacoma Intl

Fri 9/19

1:30 am-10:10 am

1 stop16h 40m

$863

SapporoSeattle

CTS - SEA

CTSSEA

Sapporo Chitose

Mon 9/8

4:15 pm-6:50 pm

1 stop18h 35m

Seattle/Tacoma Intl

Sat 9/13

1:30 am-3:00 pm

1 stop21h 30m

$865

OsakaSeattle

ITM - SEA

ITMSEA

Osaka Itami

Sat 9/13

6:00 pm-6:36 pm

2 stops16h 36m

Seattle/Tacoma Intl

Sat 9/20

7:34 pm-7:25 am

2 stops19h 51m

$1,739

IwakuniSeattle

IWK - SEA

IWKSEA

MCAS Iwakuni

Wed 9/24

7:35 am-6:36 pm

2 stops27h 01m

Seattle/Tacoma Intl

Sun 9/28

4:30 pm-1:50 pm

1 stop29h 20m

$1,759

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 Seattle

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 Seattle?

In general, April is the cheapest month to fly from Japan to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $865. If you don’t want to visit Seattle in April, then you should wait until December to fly from Japan, when ticket prices are also cheap, with an average price of $919.

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

On average, the least expensive day to fly to Seattle from Japan is on a Thursday. momondo users have found tickets for Thursday departures for as low as $966. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Saturday is the most expensive day to depart from Japan because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,120.

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

Flying to Seattle from Japan in the morning is the least expensive time of day to depart. momondo users have found prices as low as $958 when looking at flights departing in the morning. Flights to Seattle are more costly in the evening, with an average ticket price of $1,603. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Japan to Seattle/Tacoma Intl flight route?

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

What cabin class options are available on Japan to Seattle/Tacoma Intl flights?

There are 4 cabin classes available to choose from on Japan to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Japan to Seattle flights?

No. A direct flight is the cheapest option for a flight between Japan to Seattle.

Cheap Japan to Seattle flight deals and tips

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

Best Price Found	$435
Fastest flight time	8h 40m
Direct flights	Every day
Airports in Seattle	1 airport

The best one-way flight to Seattle from Japan in the past 72 hours is $435. The best round-trip flight deal from Japan to Seattle found on momondo in the last 72 hours is $472.

The fastest flight from Japan to Seattle takes 8h 40m

Direct flights go from Japan to Seattle every day.

There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)

Search flight deals

When did momondo last update prices for flights from Japan to Seattle/Tacoma Intl Airport?
Prices for flights from Japan to Seattle/Tacoma Intl Airport are updated daily.
How many operators does momondo search for flights from Japan to Seattle/Tacoma Intl Airport?
As of August 2025, there are 6 operators available to choose from for flights from Japan to Seattle/Tacoma Intl Airport.
How old do you have to be to fly from Japan to Seattle/Tacoma Intl Airport?
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 Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The required travel and health documents for your Seattle/Tacoma Intl 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 Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Japan to Seattle?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Japan to Seattle is Boeing 787-9 Dreamliner (41.60% of total bookings). The next most popular plane models are Airbus A330-200 (18.73%), Boeing 787-8 Dreamliner (11.78%), and Airbus A350-900 (9.85%).

Best airlines flying from Japan to Seattle

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

Airline	Rating	Free Cancellation	Price
ANA	PriceFrom $453	Free Cancellation	Rating 8.4 941 reviews	Search ANA flights
EVA Air	PriceFrom $644	Free Cancellation	Rating 8.4 1,235 reviews	Search EVA Air flights
STARLUX Airlines	PriceFrom $708	Free Cancellation	Rating 8.9 211 reviews	Search STARLUX Airlines flights
Delta	PriceFrom $716	Free Cancellation	Rating 7.9 7,977 reviews	Search Delta flights
Hawaiian Airlines	PriceFrom $727	Free Cancellation	Rating 7.8 2,690 reviews	Search Hawaiian Airlines flights
Asiana Airlines	PriceFrom $739	Free Cancellation	Rating 8.2 477 reviews	Search Asiana Airlines flights

Leavenworth

Tacoma

SeaTac

Ocean Shores

Olympia

Renton

Lynnwood

Kent

Marysville

Puyallup

Federal Way

Cle Elum

Tukwila

Kirkland

Centralia

Lakewood

Shoreline

Fife

Redmond

Westport

Why use momondo?

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

Finding the right flight to Seattle 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 Seattle quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Seattle from Japan which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Japan to Seattle flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from Japan to Seattle now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Seattle and let you know when they change.

An easier way to manage your Seattle 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.

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Cheap flights from Japan to Seattle from $394

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 Seattle departing on 9/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names and deals

Filter for what you want

Filter for what you want

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Find the cheapest flights from Japan to Seattle

Recent round-trip flight deals from Japan to Seattle

Recent one-way flight deals from Japan to Seattle

Recent last minute flight deals from Japan to Seattle

Recent direct flight deals from Japan to Seattle

STARLUX Airlines flights from Japan to Seattle

Our best STARLUX Airlines deals on Japan to Seattle flight tickets

EVA Air flights from Japan to Seattle

Our best EVA Air deals on Japan to Seattle flight tickets

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See travel insights to Seattle from

How to get the cheapest flight ticket from Japan to Seattle

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 Seattle?

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

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

What is the cheapest Japan to Seattle/Tacoma Intl flight route?

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

What cabin class options are available on Japan to Seattle/Tacoma Intl flights?

There are 4 cabin classes available to choose from on Japan to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Japan to Seattle flights?

No. A direct flight is the cheapest option for a flight between Japan to Seattle.

What is the cheapest airline that flies from Japan to Seattle/Tacoma Intl?

Air Canada and WestJet are the most popular carriers operating from Japan to Seattle/Tacoma Intl

What airlines fly to Seattle?

How many flights depart from Japan to Seattle on average per day?

9 flights are operational daily from Japan to Seattle as of August 2025. The most popular departure time for this route is 5:00PM, with 54% of flights per day taking off in the afternoon.

How many flights depart from Japan to Seattle on average per week?

As of August 2025, 65 flights take off from Japan and land in Seattle each week. The most common flight departure day for this route is Wed, with 17% of weekly flights taking off on this day.

How long does it take to fly to Seattle?

Cheap Japan to Seattle flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Seattle

When did momondo last update prices for flights from Japan to Seattle/Tacoma Intl Airport?

How many operators does momondo search for flights from Japan to Seattle/Tacoma Intl Airport?

How old do you have to be to fly from Japan to Seattle/Tacoma Intl Airport?

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

What is the most popular plane model from Japan to Seattle?

Best airlines flying from Japan to Seattle

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

Traveling to a place near Seattle?

Why use momondo?

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

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

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

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

An easier way to manage your Seattle 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 Washington