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

73 flights are operational weekly from State of Washington to Japan as of August 2025. The most popular departure day for this route is Mon, with 15% of flights per week taking off on this day.

What airlines fly to Japan?

ANA, Delta and Japan Airlines are the top three most popular airlines that fly to Japan from State of Washington according to our data. ANA is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Japan. Keep in mind that there are 15 different airlines that fly to Japan on a routine basis, so you have a few additional options to choose from.

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

10 flights are operational daily from State of Washington to Japan as of August 2025. The most popular departure time for this route is 1:00PM, with 81% of flights per day taking off in the afternoon.

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

Asiana Airlines, Japan Airlines, and ANA are the most popular carriers operating from Washington to Japan

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

Prices for flights from Washington to Japan are updated daily.

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

As of August 2025, there are 15 operators available to choose from for flights from Washington to Japan.

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

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 Washington 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.

$304 Cheap Flights from Washington to Japan in 2025

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Find the cheapest flights from Washington to Japan

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

4:30 pm - 7:00 pmSEA-HND

10h 30mnonstop

9:15 pm - 2:25 pmHND-SEA

9h 10mnonstop

$586ANA

Find Deal

Thu, Sep 25 - Sun, Oct 5

2:15 pm - 11:20 amSEA-NRT

29h 05m1 stop

7:45 pm - 12:30 pmNRT-SEA

32h 45m1 stop

$588Asiana Airlines

Find Deal

Mon, Sep 1 - Wed, Oct 1

12:50 pm - 3:25 pmSEA-NRT

34h 35m1 stop

8:55 pm - 10:40 amNRT-SEA

29h 45m1 stop

$595Korean Air

Find Deal

Mon, Sep 29 - Mon, Oct 6

6:25 am - 3:15 pmSEA-HND

16h 50m1 stop

9:15 pm - 2:25 pmHND-SEA

9h 10mnonstop

$595United Airlines

Find Deal

Sun, Sep 7 - Tue, Sep 23

6:25 am - 3:15 pmSEA-HND

16h 50m1 stop

3:50 pm - 1:28 pmHND-SEA

13h 38m1 stop

$597United Airlines

Find Deal

Sun, Sep 7 - Tue, Sep 23

12:50 pm - 12:40 pmSEA-NRT

31h 50m1 stop

9:20 am - 10:40 amNRT-SEA

17h 20m1 stop

$598Korean Air

Find Deal

Tue, Sep 2 - Tue, Sep 16

1:45 pm - 4:00 pmSEA-NRT

10h 15mnonstop

6:25 pm - 11:30 amNRT-SEA

9h 05mnonstop

$605Hawaiian Airlines

Find Deal

Sun, Sep 7 - Tue, Sep 23

8:37 am - 3:50 pmSEA-NRT

15h 13m1 stop

5:45 pm - 10:25 amNRT-SEA

8h 40mnonstop

$620Japan Airlines

Find Deal

Mon, Sep 1 - Fri, Sep 12

8:37 am - 3:50 pmSEA-NRT

15h 13m1 stop

6:55 pm - 11:38 amNRT-SEA

32h 43m1 stop

$638Japan Airlines

Find Deal

Wed, Sep 10 - Wed, Sep 17

7:44 pm - 4:00 pmGEG-NRT

28h 16m1 stop

6:25 pm - 3:52 pmNRT-GEG

13h 27m1 stop

$643Hawaiian Airlines

Find Deal

Mon, Sep 1 - Wed, Sep 10

Korean Air flights from State of Washington to Japan

Our best Korean Air deals on State of Washington to Japan flight tickets

Korean Air

Sep 29

SEA12:50 pmSeattle/Tacoma Intl

34h 35m

1 stop

NRT3:25 pmTokyo Narita

Oct 6

NRT8:55 pmTokyo Narita

29h 45m

1 stop

SEA10:40 amSeattle/Tacoma Intl

$595

Find similar

Korean Air

Sep 2

SEA12:50 pmSeattle/Tacoma Intl

31h 50m

1 stop

NRT12:40 pmTokyo Narita

Sep 16

NRT9:20 amTokyo Narita

17h 20m

1 stop

SEA10:40 amSeattle/Tacoma Intl

$598

Find similar

Korean Air

Sep 7

SEA12:50 pmSeattle/Tacoma Intl

16h 15m

1 stop

NRT9:05 pmTokyo Narita

Sep 23

NRT9:20 amTokyo Narita

17h 20m

1 stop

SEA10:40 amSeattle/Tacoma Intl

$601

Find similar

Japan Airlines flights from State of Washington to Japan

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

Japan Airlines

Sep 1

SEA8:37 amSeattle/Tacoma Intl

15h 13m

1 stop

NRT3:50 pmTokyo Narita

Sep 12

NRT5:45 pmTokyo Narita

8h 40m

SEA10:25 amSeattle/Tacoma Intl

$620

Find similar

Japan Airlines

Sep 10

SEA8:37 amSeattle/Tacoma Intl

15h 13m

1 stop

NRT3:50 pmTokyo Narita

Sep 17

NRT6:55 pmTokyo Narita

32h 43m

1 stop

SEA11:38 amSeattle/Tacoma Intl

$638

Find similar

Japan Airlines

Sep 1

SEA8:37 amSeattle/Tacoma Intl

15h 13m

1 stop

NRT3:50 pmTokyo Narita

Sep 12

NRT6:55 pmTokyo Narita

32h 43m

1 stop

SEA11:38 amSeattle/Tacoma Intl

$639

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Thu 9/25

4:30 pm-7:00 pm

Nonstop10h 30m

Tokyo Haneda

Sun 10/5

9:15 pm-2:25 pm

Nonstop9h 10m

$586

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Mon 9/1

2:15 pm-11:20 am

1 stop29h 05m

Tokyo Narita

Wed 10/1

7:45 pm-12:30 pm

1 stop32h 45m

$588

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Mon 9/29

12:50 pm-3:25 pm

1 stop34h 35m

Tokyo Narita

Mon 10/6

8:55 pm-10:40 am

1 stop29h 45m

$595

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Sun 9/7

6:25 am-3:15 pm

1 stop16h 50m

Tokyo Haneda

Tue 9/23

9:15 pm-2:25 pm

Nonstop9h 10m

$595

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Sun 9/7

6:25 am-3:15 pm

1 stop16h 50m

Tokyo Haneda

Tue 9/23

3:50 pm-1:28 pm

1 stop13h 38m

$597

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Tue 9/2

12:50 pm-12:40 pm

1 stop31h 50m

Tokyo Narita

Tue 9/16

9:20 am-10:40 am

1 stop17h 20m

$598

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Sun 9/7

1:45 pm-4:00 pm

Nonstop10h 15m

Tokyo Narita

Tue 9/23

6:25 pm-11:30 am

Nonstop9h 05m

$605

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Mon 9/1

8:37 am-3:50 pm

1 stop15h 13m

Tokyo Narita

Fri 9/12

5:45 pm-10:25 am

Nonstop8h 40m

$620

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

Wed 9/10

8:37 am-3:50 pm

1 stop15h 13m

Tokyo Narita

Wed 9/17

6:55 pm-11:38 am

1 stop32h 43m

$638

SpokaneTokyo

GEG - NRT

GEGNRT

Spokane

Mon 9/1

7:44 pm-4:00 pm

1 stop28h 16m

Tokyo Narita

Wed 9/10

6:25 pm-3:52 pm

1 stop13h 27m

$643

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 State of Washington 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

Other information

What is the cheapest month to fly to Japan?

The month of September is, on average, the cheapest month to fly to Japan from State of Washington, with most prices found around $807. If you aren’t able to travel to Japan during the month of September, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $856.

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

On average, the least expensive day to fly to Japan from State of Washington is on a Monday. momondo users have found tickets for Monday departures for as low as $903. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from State of Washington to Japan on a Friday will generally be more expensive and average around $1,122. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Flying to Japan from State of Washington in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $936 when looking at flights departing in the afternoon. In the morning is when there is more demand to fly to Japan, so prices are often more expensive at around $1,091 per ticket.

What is the cheapest Washington to Japan flight route?

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

How far in advance should I book a flight to Japan?

You are more likely to see cheaper flights to Japan from State of Washington when booking weeks ahead of your departure date. In general, you can expect to find flights to Japan for around $1,065 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Japan from State of Washington for as low as $943 on momondo.

What cabin class options are available on Washington to Japan flights?

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

Cheap State of Washington to Japan flight deals and tips

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

Best Price Found	$304
Fastest flight time	10h 05m
Direct flights	Every day
Airports in Japan	6 airports

The best one-way flight to Japan from State of Washington in the past 72 hours is $304. The best round-trip flight deal from State of Washington to Japan found on momondo in the last 72 hours is $586.

The fastest flight from State of Washington to Japan takes 10h 05m

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

There are 6 airports near Japan: Tokyo Narita (NRT), Sapporo Chitose (CTS), Nagoya Chubu Centrair Intl (NGO), Osaka Kansai Intl (KIX), Kobe (UKB), Tokyo Haneda (HND)

Search flight deals

When did momondo last update prices for flights from Washington to Japan?
Prices for flights from Washington to Japan are updated daily.
How many operators does momondo search for flights from Washington to Japan?
As of August 2025, there are 15 operators available to choose from for flights from Washington to Japan.
How old do you have to be to fly from Washington to Japan?
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 Washington 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.
What is the most popular plane model from State of Washington to Japan?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from State of Washington to Japan is Boeing 787-9 Dreamliner (77.26% of total bookings). The next most popular plane models are Airbus A330-200 (16.84%), Airbus A330 (2.58%), and Boeing 787-8 Dreamliner (0.99%).

Best airlines flying from State of Washington to Japan

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $117	Free Cancellation	Rating 8.0 7,985 reviews	Search Delta flights
Hawaiian Airlines	PriceFrom $359	Free Cancellation	Rating 7.8 2,660 reviews	Search Hawaiian Airlines flights
Asiana Airlines	PriceFrom $648	Free Cancellation	Rating 8.2 473 reviews	Search Asiana Airlines flights
Alaska Airlines	PriceFrom $652	Free Cancellation	Rating 8.0 10,000 reviews	Search Alaska Airlines flights
Air Canada	PriceFrom $669	Free Cancellation	Rating 7.1 9,966 reviews	Search Air Canada flights
United Airlines	PriceFrom $681	Free Cancellation	Rating 7.4 8,916 reviews	Search United Airlines flights
ANA	PriceFrom $686	Free Cancellation	Rating 8.4 933 reviews	Search ANA flights
Japan Airlines	PriceFrom $697	Free Cancellation	Rating 8.3 1,548 reviews	Search Japan Airlines flights
Korean Air	PriceFrom $702	Free Cancellation	Rating 8.4 1,131 reviews	Search Korean Air flights
Philippine Airlines	PriceFrom $705	Free Cancellation	Rating 7.2 895 reviews	Search Philippine Airlines flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington to Japan for you.

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

Yes. All flights to Japan from Washington on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Washington and Japan by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Japan from Washington. 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.

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Find better results for your trip to Japan

Popular cities in Japan

Flights to Tokyofrom $491

Flights to Osakafrom $529

Flights to Okinawafrom $528

Flights to Fukuokafrom $523

Flights to Nagoyafrom $527

Flights to Hiroshimafrom $659

Flights to Ishigakifrom $753

Flights to Nagasakifrom $665

Flights to Kagoshimafrom $762

Flights to Hakodatefrom $717

Flights to Toyamafrom $779

Flights to Miyakojimafrom $1,604

Cheap flights from Washington to Japan from $304

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Japan departing on 12/27. 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

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Filter for what you want

Trusted and free

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Find the cheapest flights from Washington to Japan

Cheap round-trip flights

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Cheap last minute flights

Cheap direct flights

Korean Air flights from State of Washington to Japan

Our best Korean Air deals on State of Washington to Japan flight tickets

Japan Airlines flights from State of Washington to Japan

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

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How to get the cheapest flight ticket from State of Washington 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

What is the cheapest month to fly to Japan?

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

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

What is the cheapest Washington to Japan flight route?

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

How far in advance should I book a flight to Japan?

What cabin class options are available on Washington to Japan flights?

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

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

Asiana Airlines, Japan Airlines, and ANA are the most popular carriers operating from Washington to Japan

What airlines fly to Japan?

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

10 flights are operational daily from State of Washington to Japan as of August 2025. The most popular departure time for this route is 1:00PM, with 81% of flights per day taking off in the afternoon.

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

73 flights are operational weekly from State of Washington to Japan as of August 2025. The most popular departure day for this route is Mon, with 15% of flights per week taking off on this day.

Cheap State of Washington to Japan flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Japan

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

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

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

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

What is the most popular plane model from State of Washington to Japan?

Best airlines flying from State of Washington to Japan

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

Why use momondo?

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

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

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

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

An easier way to manage your Japan 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 Japan

Popular cities in Japan

Popular flights according to clicks in the last 7 days on momondo