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Cheap flights from Japan to Seattle from $362

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 12/5. 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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0 bags

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Find the cheapest flights from Japan to Seattle

Recent round-trip flight deals from Japan to Seattle

Enter your travel dates to find the best prices.
Multiple Airlines Logo
4:00 pm - 10:22 amNRT-SEA
35h 22m2 stops
Multiple Airlines Logo
10:19 am - 2:25 pmSEA-NRT
35h 06m1 stop
$588Multiple Airlines
Find Deal
Sun, Dec 14 - Sat, Jan 10
Multiple Airlines Logo
2:45 pm - 1:30 pmNRT-SEA
15h 45m1 stop
Multiple Airlines Logo
10:19 am - 2:25 pmSEA-NRT
35h 06m1 stop
$591Multiple Airlines
Find Deal
Sun, Dec 14 - Thu, Jan 8
Delta Logo
4:50 pm - 8:55 amHND-SEA
9h 05mnonstop
Delta Logo
10:35 am - 2:05 pmSEA-HND
10h 30mnonstop
$606Delta
Find Deal
Thu, Jan 29 - Thu, Feb 19
Delta Logo
4:50 pm - 9:00 amHND-SEA
9h 10mnonstop
Delta Logo
10:35 am - 2:05 pmSEA-HND
10h 30mnonstop
$607Delta
Find Deal
Mon, Feb 9 - Mon, Feb 23
Alaska Airlines Logo
6:30 pm - 10:35 amNRT-SEA
9h 05mnonstop
Alaska Airlines Logo
12:50 pm - 4:00 pmSEA-NRT
10h 10mnonstop
$609Alaska Airlines
Find Deal
Thu, Feb 12 - Mon, Feb 23
Alaska Airlines Logo
8:45 pm - 11:52 pmKIX-SEA
20h 07m1 stop
Alaska Airlines Logo
12:30 pm - 2:15 pmSEA-KIX
32h 45m1 stop
$765Alaska Airlines
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Thu, Dec 18 - Wed, Dec 31
EVA Air Logo
8:10 pm - 6:10 pmOKA-SEA
15h 00m1 stop
EVA Air Logo
12:10 am - 7:10 pmSEA-OKA
26h 00m1 stop
$860EVA Air
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Thu, Dec 11 - Tue, Dec 30
EVA Air Logo
12:20 pm - 7:30 pmFUK-SEA
23h 10m1 stop
EVA Air Logo
1:30 am - 11:20 amSEA-FUK
17h 50m1 stop
$911EVA Air
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Thu, Apr 16 - Sun, Apr 19
ANA Logo
7:35 am - 7:16 pmIWK-SEA
28h 41m2 stops
ANA Logo
10:05 am - 2:10 pmSEA-IWK
35h 05m2 stops
$1,877ANA
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Mon, Dec 29 - Mon, Jan 5
ANA Logo
5:50 pm - 1:20 pmIWK-SEA
12h 30m1 stop
ANA Logo
10:05 am - 8:20 amSEA-IWK
29h 15m2 stops
$1,899ANA
Find Deal
Mon, Dec 29 - Mon, Jan 5

Delta flights from Japan to Seattle

Our best Delta deals on Japan to Seattle flight tickets
Delta
Jan 29
HND4:50 pmTokyo Haneda
9h 05m
SEA8:55 amSeattle/Tacoma Intl
Feb 19
SEA10:35 amSeattle/Tacoma Intl
10h 30m
HND2:05 pmTokyo Haneda
$606
Find similar
Delta
Feb 9
HND4:50 pmTokyo Haneda
9h 10m
SEA9:00 amSeattle/Tacoma Intl
Feb 25
SEA10:35 amSeattle/Tacoma Intl
10h 30m
HND2:05 pmTokyo Haneda
$607
Find similar
Delta
Dec 12
HND4:50 pmTokyo Haneda
8h 55m
SEA8:45 amSeattle/Tacoma Intl
Jan 14
SEA10:40 amSeattle/Tacoma Intl
10h 25m
HND2:05 pmTokyo Haneda
$669
Find similar

Air Canada flights from Japan to Seattle

Our best Air Canada deals on Japan to Seattle flight tickets
Air Canada
Feb 18
NRT6:15 pmTokyo Narita
20h 51m
1 stop
SEA10:06 pmSeattle/Tacoma Intl
Feb 23
SEA5:50 amSeattle/Tacoma Intl
17h 30m
1 stop
NRT4:20 pmTokyo Narita
$606
Find similar
Air Canada
Feb 9
NRT6:15 pmTokyo Narita
32h 16m
1 stop
SEA9:31 amSeattle/Tacoma Intl
Mar 1
SEA3:40 pmSeattle/Tacoma Intl
31h 40m
1 stop
NRT4:20 pmTokyo Narita
$647
Find similar
Air Canada
Feb 14
NRT6:15 pmTokyo Narita
32h 16m
1 stop
SEA9:31 amSeattle/Tacoma Intl
Feb 28
SEA8:00 pmSeattle/Tacoma Intl
27h 20m
1 stop
NRT4:20 pmTokyo Narita
$664
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Japan to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated November 15, 2025.
Use the filters below to find and compare flights from Japan to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

TokyoSeattle

NRT - SEA

NRTSEA

Tokyo Narita

Sun 12/14

4:00 pm-10:22 am

2 stops35h 22m

Seattle/Tacoma Intl

Sat 1/10

10:19 am-2:25 pm

1 stop35h 06m

$588

TokyoSeattle

NRT - SEA

NRTSEA

Tokyo Narita

Sun 12/14

2:45 pm-1:30 pm

1 stop15h 45m

Seattle/Tacoma Intl

Thu 1/8

10:19 am-2:25 pm

1 stop35h 06m

$591

TokyoSeattle

HND - SEA

HNDSEA

Tokyo Haneda

Thu 1/29

4:50 pm-8:55 am

Nonstop9h 05m

Seattle/Tacoma Intl

Thu 2/19

10:35 am-2:05 pm

Nonstop10h 30m

$606

TokyoSeattle

HND - SEA

HNDSEA

Tokyo Haneda

Mon 2/9

4:50 pm-9:00 am

Nonstop9h 10m

Seattle/Tacoma Intl

Mon 2/23

10:35 am-2:05 pm

Nonstop10h 30m

$607

TokyoSeattle

NRT - SEA

NRTSEA

Tokyo Narita

Thu 2/12

6:30 pm-10:35 am

Nonstop9h 05m

Seattle/Tacoma Intl

Mon 2/23

12:50 pm-4:00 pm

Nonstop10h 10m

$609

OsakaSeattle

KIX - SEA

KIXSEA

Osaka Kansai Intl

Thu 12/18

8:45 pm-11:52 pm

1 stop20h 07m

Seattle/Tacoma Intl

Wed 12/31

12:30 pm-2:15 pm

1 stop32h 45m

$765

OkinawaSeattle

OKA - SEA

OKASEA

Okinawa Naha

Thu 12/11

8:10 pm-6:10 pm

1 stop15h 00m

Seattle/Tacoma Intl

Tue 12/30

12:10 am-7:10 pm

1 stop26h 00m

$860

FukuokaSeattle

FUK - SEA

FUKSEA

Fukuoka

Thu 4/16

12:20 pm-7:30 pm

1 stop23h 10m

Seattle/Tacoma Intl

Sun 4/19

1:30 am-11:20 am

1 stop17h 50m

$911

IwakuniSeattle

IWK - SEA

IWKSEA

MCAS Iwakuni

Mon 12/29

7:35 am-7:16 pm

2 stops28h 41m

Seattle/Tacoma Intl

Mon 1/5

10:05 am-2:10 pm

2 stops35h 05m

$1,877

IwakuniSeattle

IWK - SEA

IWKSEA

MCAS Iwakuni

Mon 12/29

5:50 pm-1:20 pm

1 stop12h 30m

Seattle/Tacoma Intl

Mon 1/5

10:05 am-8:20 am

2 stops29h 15m

$1,899

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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?

In general, December 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 $804. If you don’t want to visit Seattle in December, then you should wait until April to fly from Japan, when ticket prices are also cheap, with an average price of $846.

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 $898. 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 $1,108.

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 $1,574. 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

$467

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 $467. The best round-trip flight deal from Japan to Seattle found on momondo in the last 72 hours is $701.
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?

  • 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?

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
ANAPriceFrom $426Free CancellationRating
8.4
1,005 reviews
Search ANA flights
DeltaPriceFrom $641Free CancellationRating
7.9
8,010 reviews
Search Delta flights
Hawaiian AirlinesPriceFrom $698Free CancellationRating
7.8
2,809 reviews
Search Hawaiian Airlines flights
STARLUX AirlinesPriceFrom $708Free CancellationRating
8.9
230 reviews
Search STARLUX Airlines flights
EVA AirPriceFrom $878Free CancellationRating
8.4
1,276 reviews
Search EVA Air flights

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
Leavenworth
SeaTac
Ocean Shores
Renton
Olympia
Lynnwood
Kent
Puyallup
Marysville
Redmond
Tukwila
Lakewood
Federal Way
Fife
Cle Elum
Centralia
Kirkland
Westport
Shoreline

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.

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