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

77 flights are operational weekly from State of Washington to Japan as of December 2025. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.

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

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

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 50% of people opting to fly with this airline when traveling to Japan. Keep in mind that there are 14 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?

11 flights are operational daily from State of Washington to Japan as of December 2025. The most popular departure time for this route is 12:00PM, with 81% of flights per day taking off in the afternoon.

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 December 2025, there are 14 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.

$276 Cheap Flights from Washington to Japan in 2025/26

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Cheap round-trip flights

Enter your travel dates to find the best prices.

3:40 pm - 8:35 pm

SEA

KIX

35h 55m2 stops

9:10 pm - 9:31 am

KIX

SEA

53h 21m2 stops

$597Multiple Airlines

sáb., ene. 24 - sáb., ene. 31

8:00 pm - 6:55 pm

SEA

ITM

29h 55m2 stops

2:05 pm - 10:06 pm

ITM

SEA

25h 01m2 stops

$599Air Canada

mar., feb. 3 - lun., feb. 9

12:30 pm - 3:40 pm

SEA

NRT

10h 10mnonstop

6:10 pm - 10:55 am

NRT

SEA

8h 45mnonstop

$606Japan Airlines

mar., mar. 3 - mar., mar. 10

3:39 pm - 4:00 pm

SEA

NRT

31h 21m1 stop

6:10 pm - 9:55 am

NRT

SEA

8h 45mnonstop

$607Japan Airlines

vie., ene. 23 - sáb., ene. 31

3:45 pm - 7:15 pm

SEA

HND

10h 30mnonstop

9:15 pm - 1:20 pm

HND

SEA

9h 05mnonstop

$609ANA

dom., ene. 18 - jue., ene. 29

6:18 am - 2:50 pm

SEA

HND

15h 32m1 stop

9:15 pm - 1:20 pm

HND

SEA

9h 05mnonstop

$614ANA

dom., ene. 18 - jue., ene. 29

9:30 pm - 12:55 pm

SEA

NRT

22h 25m1 stop

9:15 am - 8:05 pm

NRT

SEA

26h 50m1 stop

$614Philippine Airlines

dom., mar. 1 - mar., mar. 31

11:00 am - 5:05 pm

SEA

OKA

37h 05m1 stop

6:05 pm - 9:00 am

OKA

SEA

31h 55m1 stop

$615Korean Air

vie., ene. 23 - jue., ene. 29

11:00 am - 5:05 pm

SEA

OKA

37h 05m1 stop

6:05 pm - 9:00 am

OKA

SEA

31h 55m1 stop

$616Korean Air

vie., ene. 23 - vie., ene. 30

11:10 pm - 1:35 pm

SEA

HND

22h 25m1 stop

2:50 pm - 8:05 pm

HND

SEA

21h 15m1 stop

$619Philippine Airlines

jue., abr. 16 - mar., abr. 21

China Airlines flights from State of Washington to Japan

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

China Airlines

Mar 22

GEG5:45 pmSpokane

34h 45m

2 stops

NRT8:30 pmTokyo Narita

Mar 28

NRT5:45 pmTokyo Narita

21h 05m

2 stops

GEG10:50 pmSpokane

$1,105

Find similar

China Airlines

Dec 18

SEA12:10 amSeattle/Tacoma Intl

18h 25m

1 stop

KIX11:35 amOsaka Kansai Intl

Dec 25

KIX2:30 pmOsaka Kansai Intl

20h 40m

1 stop

SEA6:10 pmSeattle/Tacoma Intl

$2,024

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

Mar 3

SEA12:30 pmSeattle/Tacoma Intl

10h 10m

NRT3:40 pmTokyo Narita

Mar 10

NRT6:10 pmTokyo Narita

8h 45m

SEA10:55 amSeattle/Tacoma Intl

$606

Find similar

Japan Airlines

Jan 23

SEA3:39 pmSeattle/Tacoma Intl

31h 21m

1 stop

NRT4:00 pmTokyo Narita

Jan 31

NRT6:10 pmTokyo Narita

8h 45m

SEA9:55 amSeattle/Tacoma Intl

$607

Find similar

Japan Airlines

Mar 1

SEA8:15 amSeattle/Tacoma Intl

16h 05m

1 stop

HND5:20 pmTokyo Haneda

Mar 10

HND6:05 pmTokyo Haneda

13h 59m

1 stop

SEA4:04 pmSeattle/Tacoma Intl

$610

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SeattleOsaka

SEA - KIX

SEAKIX

Seattle/Tacoma Intl

sáb. 1/24

3:40 pm-8:35 pm

2 stops35h 55m

Osaka Kansai Intl

sáb. 1/31

9:10 pm-9:31 am

2 stops53h 21m

$597

SeattleOsaka

SEA - ITM

SEAITM

Seattle/Tacoma Intl

mar. 2/3

8:00 pm-6:55 pm

2 stops29h 55m

Osaka Itami

lun. 2/9

2:05 pm-10:06 pm

2 stops25h 01m

$599

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

mar. 3/3

12:30 pm-3:40 pm

Nonstop10h 10m

Tokyo Narita

mar. 3/10

6:10 pm-10:55 am

Nonstop8h 45m

$606

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

vie. 1/23

3:39 pm-4:00 pm

1 stop31h 21m

Tokyo Narita

sáb. 1/31

6:10 pm-9:55 am

Nonstop8h 45m

$607

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

dom. 1/18

3:45 pm-7:15 pm

Nonstop10h 30m

Tokyo Haneda

jue. 1/29

9:15 pm-1:20 pm

Nonstop9h 05m

$609

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

dom. 1/18

6:18 am-2:50 pm

1 stop15h 32m

Tokyo Haneda

jue. 1/29

9:15 pm-1:20 pm

Nonstop9h 05m

$614

SeattleTokyo

SEA - NRT

SEANRT

Seattle/Tacoma Intl

dom. 3/1

9:30 pm-12:55 pm

1 stop22h 25m

Tokyo Narita

mar. 3/31

9:15 am-8:05 pm

1 stop26h 50m

$614

SeattleOkinawa

SEA - OKA

SEAOKA

Seattle/Tacoma Intl

vie. 1/23

11:00 am-5:05 pm

1 stop37h 05m

Okinawa Naha

jue. 1/29

6:05 pm-9:00 am

1 stop31h 55m

$615

SeattleOkinawa

SEA - OKA

SEAOKA

Seattle/Tacoma Intl

vie. 1/23

11:00 am-5:05 pm

1 stop37h 05m

Okinawa Naha

vie. 1/30

6:05 pm-9:00 am

1 stop31h 55m

$616

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

jue. 4/16

11:10 pm-1:35 pm

1 stop22h 25m

Tokyo Haneda

mar. 4/21

2:50 pm-8:05 pm

1 stop21h 15m

$619

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 January is, on average, the cheapest month to fly to Japan from State of Washington, with most prices found around $753. If you aren’t able to travel to Japan during the month of January, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $770.

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 $850. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from State of Washington to Japan on a Saturday will generally be more expensive and average around $992. 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 $859 when looking at flights departing in the afternoon. At noon is when there is more demand to fly to Japan, so prices are often more expensive at around $999 per ticket.

What is the cheapest Washington to Japan flight route?

Fly from Seattle/Tacoma Intl to Tokyo Narita 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 $949 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 $849 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.

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

You could potentially save up to 8% on your flight if you consider stops on a State of Washington to Japan flight.

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	$362
Fastest flight time	10h 00m
Direct flights	Every day
Airports in Japan	202 airports

The best one-way flight to Japan from State of Washington in the past 72 hours is $362. The best round-trip flight deal from State of Washington to Japan found on momondo in the last 72 hours is $674.

The fastest flight from State of Washington to Japan takes 10h 00m

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

There are 202 airports in Japan. From State of Washington there are direct flights to Tokyo Narita (NRT).

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 December 2025, there are 14 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 (80.63% of total bookings). The next most popular plane models are Airbus A330-200 (10.03%), Boeing 787 Dreamliner (5.50%), and Airbus A350-900 (0.96%).

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
Hawaiian Airlines	PriceFrom $359	Free Cancellation	Rating 7.8 2,817 reviews	Search Hawaiian Airlines flights
Alaska Airlines	PriceFrom $370	Free Cancellation	Rating 8.0 11,432 reviews	Search Alaska Airlines flights
Asiana Airlines	PriceFrom $547	Free Cancellation	Rating 8.2 492 reviews	Search Asiana Airlines flights
Air Canada	PriceFrom $589	Free Cancellation	Rating 7.1 10,517 reviews	Search Air Canada flights
ANA	PriceFrom $618	Free Cancellation	Rating 8.4 1,021 reviews	Search ANA flights
Japan Airlines	PriceFrom $636	Free Cancellation	Rating 8.3 1,653 reviews	Search Japan Airlines flights
United Airlines	PriceFrom $644	Free Cancellation	Rating 7.4 9,094 reviews	Search United Airlines flights
Delta	PriceFrom $699	Free Cancellation	Rating 7.9 8,007 reviews	Search Delta flights
Korean Air	PriceFrom $702	Free Cancellation	Rating 8.4 1,184 reviews	Search Korean Air flights
China Airlines	PriceFrom $730	Free Cancellation	Rating 8.2 788 reviews	Search China 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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Popular cities in Japan

Flights to Tokyofrom $327

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Flights to Okinawafrom $579

Flights to Fukuokafrom $569

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Flights to Ishigakifrom $782

Flights to Kagoshimafrom $622

Flights to Hakodatefrom $769

Flights to Miyakojimafrom $2,075

Flights to Toyamafrom $806

Flights to Sendaifrom $732

Cheap flights from Washington to Japan from $276

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 2/3. 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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China Airlines flights from State of Washington to Japan

Our best China Airlines 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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See travel insights to Japan from

How to get the cheapest flight ticket from State of Washington to Japan

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 Narita 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.

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

You could potentially save up to 8% on your flight if you consider stops on a State of Washington to Japan flight.

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

Air Canada, 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?

11 flights are operational daily from State of Washington to Japan as of December 2025. The most popular departure time for this route is 12:00PM, 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?

77 flights are operational weekly from State of Washington to Japan as of December 2025. The most popular departure day for this route is Mon, with 14% 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