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Cheap flights from Seattle to Tokyo from $363

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Tokyo departing on 9/2. 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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Find the cheapest flights from Seattle to Tokyo (SEA-HND)

Cheap round-trip flights

United Airlines Logo
6:35 am - 9:00 pmSEA-HND
22h 25m1 stop
United Airlines Logo
9:15 pm - 1:20 pmHND-SEA
9h 05mnonstop
$703United Airlines
Find Deal
Sun, Sep 28 - Mon, Nov 24
United Airlines Logo
4:30 pm - 7:00 pmSEA-HND
10h 30mnonstop
United Airlines Logo
9:05 pm - 10:15 pmHND-SEA
17h 10m1 stop
$704United Airlines
Find Deal
Sun, Sep 7 - Sun, Sep 21
Asiana Airlines Logo
7:00 am - 11:30 pmSEA-HND
48h 30m2 stops
Asiana Airlines Logo
1:30 am - 12:30 pmHND-SEA
27h 00m1 stop
$705Asiana Airlines
Find Deal
Sun, Oct 5 - Sat, Oct 18
Philippine Airlines Logo
9:30 pm - 2:10 pmSEA-HND
23h 40m1 stop
Philippine Airlines Logo
1:45 am - 6:35 pmHND-SEA
33h 50m1 stop
$706Philippine Airlines
Find Deal
Wed, Nov 5 - Tue, Nov 18
Asiana Airlines Logo
12:10 am - 11:25 pmSEA-HND
30h 15m1 stop
Asiana Airlines Logo
1:30 am - 1:55 pmHND-SEA
29h 25m1 stop
$707Asiana Airlines
Find Deal
Sat, Nov 8 - Fri, Nov 28
ANA Logo
4:30 pm - 7:00 pmSEA-HND
10h 30mnonstop
ANA Logo
3:50 pm - 8:54 pmHND-SEA
21h 04m1 stop
$708ANA
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Wed, Sep 10 - Wed, Sep 17
United Airlines Logo
7:00 am - 1:55 pmSEA-HND
14h 55m1 stop
United Airlines Logo
3:50 pm - 1:28 pmHND-SEA
13h 38m1 stop
$709United Airlines
Find Deal
Fri, Sep 5 - Tue, Sep 23
ANA Logo
3:40 pm - 7:15 pmSEA-HND
10h 35mnonstop
ANA Logo
9:15 pm - 1:20 pmHND-SEA
9h 05mnonstop
$711ANA
Find Deal
Thu, Nov 6 - Thu, Nov 20
Delta Logo
11:45 am - 2:15 pmSEA-HND
10h 30mnonstop
Delta Logo
4:05 pm - 9:20 amHND-SEA
9h 15mnonstop
$714Delta
Find Deal
Thu, Sep 4 - Tue, Sep 16
Alaska Airlines Logo
8:25 am - 7:25 pmSEA-HND
19h 00m1 stop
Alaska Airlines Logo
9:20 pm - 9:55 pmHND-SEA
16h 35m1 stop
$738Alaska Airlines
Find Deal
Tue, Sep 30 - Thu, Oct 9

ANA flights from Seattle to Tokyo Haneda Airport

Our best ANA deals on Seattle to Tokyo Haneda Airport flight tickets
ANA
Sep 10
SEA4:30 pmSeattle/Tacoma Intl
10h 30m
HND7:00 pmTokyo Haneda
Sep 17
HND3:50 pmTokyo Haneda
21h 04m
1 stop
SEA8:54 pmSeattle/Tacoma Intl
$708
Find similar
ANA
Nov 6
SEA3:40 pmSeattle/Tacoma Intl
10h 35m
HND7:15 pmTokyo Haneda
Nov 20
HND9:15 pmTokyo Haneda
9h 05m
SEA1:20 pmSeattle/Tacoma Intl
$711
Find similar
ANA
Jan 7
SEA7:05 amSeattle/Tacoma Intl
14h 45m
1 stop
HND2:50 pmTokyo Haneda
Jan 14
HND9:15 pmTokyo Haneda
9h 05m
SEA1:20 pmSeattle/Tacoma Intl
$718
Find similar

United Airlines flights from Seattle to Tokyo Haneda Airport

Our best United Airlines deals on Seattle to Tokyo Haneda Airport flight tickets
United Airlines
Sep 28
SEA6:35 amSeattle/Tacoma Intl
22h 25m
1 stop
HND9:00 pmTokyo Haneda
Nov 24
HND9:15 pmTokyo Haneda
9h 05m
SEA1:20 pmSeattle/Tacoma Intl
$703
Find similar
United Airlines
Sep 7
SEA4:30 pmSeattle/Tacoma Intl
10h 30m
HND7:00 pmTokyo Haneda
Sep 21
HND9:05 pmTokyo Haneda
17h 10m
1 stop
SEA10:15 pmSeattle/Tacoma Intl
$704
Find similar
United Airlines
Sep 5
SEA7:00 amSeattle/Tacoma Intl
14h 55m
1 stop
HND1:55 pmTokyo Haneda
Sep 23
HND3:50 pmTokyo Haneda
13h 38m
1 stop
SEA1:28 pmSeattle/Tacoma Intl
$709
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Tokyo Haneda Airport 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 August 21, 2025.
Use the filters below to find and compare flights from Seattle to Tokyo Haneda Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Sun 9/28

6:35 am-9:00 pm

1 stop22h 25m

Tokyo Haneda

Mon 11/24

9:15 pm-1:20 pm

Nonstop9h 05m

$703

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Sun 9/7

4:30 pm-7:00 pm

Nonstop10h 30m

Tokyo Haneda

Sun 9/21

9:05 pm-10:15 pm

1 stop17h 10m

$704

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Sun 10/5

7:00 am-11:30 pm

2 stops48h 30m

Tokyo Haneda

Sat 10/18

1:30 am-12:30 pm

1 stop27h 00m

$705

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Wed 11/5

9:30 pm-2:10 pm

1 stop23h 40m

Tokyo Haneda

Tue 11/18

1:45 am-6:35 pm

1 stop33h 50m

$706

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Sat 11/8

12:10 am-11:25 pm

1 stop30h 15m

Tokyo Haneda

Fri 11/28

1:30 am-1:55 pm

1 stop29h 25m

$707

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Wed 9/10

4:30 pm-7:00 pm

Nonstop10h 30m

Tokyo Haneda

Wed 9/17

3:50 pm-8:54 pm

1 stop21h 04m

$708

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Fri 9/5

7:00 am-1:55 pm

1 stop14h 55m

Tokyo Haneda

Tue 9/23

3:50 pm-1:28 pm

1 stop13h 38m

$709

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Thu 11/6

3:40 pm-7:15 pm

Nonstop10h 35m

Tokyo Haneda

Thu 11/20

9:15 pm-1:20 pm

Nonstop9h 05m

$711

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Thu 9/4

11:45 am-2:15 pm

Nonstop10h 30m

Tokyo Haneda

Tue 9/16

4:05 pm-9:20 am

Nonstop9h 15m

$714

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Tue 9/30

8:25 am-7:25 pm

1 stop19h 00m

Tokyo Haneda

Thu 10/9

9:20 pm-9:55 pm

1 stop16h 35m

$738

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 Tokyo from

How to get the cheapest flight ticket from Seattle to Tokyo Haneda Airport

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 Tokyo Haneda Airport?

In general, September is the cheapest month to fly from Seattle to Tokyo Haneda Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $845. The month of October is another great option to travel to Tokyo Haneda Airport, with average flight prices from Seattle averaging around $884.

What is the cheapest day to depart on your flight to Tokyo Haneda Airport?

According to our data, Monday is the cheapest day to fly to Tokyo Haneda Airport from Seattle. The lowest ticket price found for a Monday departure recently was $892. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Tokyo Haneda Airport is Saturday, with ticket prices averaging around $1,059.

What is the cheapest time of day to depart on your flight to Tokyo Haneda Airport?

Our data shows that the cheapest Seattle to Tokyo Haneda Airport flights are usually those with departure times in the afternoon. Our users have found flights to Tokyo Haneda Airport in the afternoon for as low as $927. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,197 on average. Flights to Tokyo Haneda Airport from Seattle at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

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

How far in advance should I book a flight to Tokyo Haneda Airport?

You are more likely to see cheaper flights to Tokyo Haneda Airport from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Tokyo Haneda Airport for around $1,033 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Tokyo Haneda Airport from Seattle for as low as $963 on momondo.

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

There are 4 cabin classes available to choose from on Seattle/Tacoma Intl to Tokyo Haneda 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 Seattle to Tokyo Haneda Airport flights?

You could potentially save up to 7% on your flight if you consider stops on a Seattle to Tokyo Haneda Airport flight.

How have Seattle to Tokyo Haneda Airport flight prices changed over time?

As of August 2025, prices for Seattle to Tokyo Haneda Airport flights are approximately 37% cheaper when compared to flights at the same time last year.

When to book flights from Seattle to Tokyo Haneda Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Tokyo Haneda Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Tokyo Haneda Airport (SEA to HND) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Tokyo Haneda Airport

Best Price Found

$394

Fastest flight time

10h 25m

Direct flights

Every day
The best one-way flight to Tokyo Haneda Airport from Seattle in the past 72 hours is $394. The best round-trip flight deal from Seattle to Tokyo Haneda Airport found on momondo in the last 72 hours is $748.
The fastest flight from Seattle to Tokyo Haneda Airport takes 10h 25m
Direct flights go from Seattle to Tokyo Haneda Airport every day.
Search flight deals

  • How far is Seattle/Tacoma Intl to Tokyo Haneda by plane?

    Seattle/Tacoma Intl and Tokyo Haneda are 4781.5 mi apart from one another. Flights usually cover this in 10h 30m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Seattle/Tacoma Intl Airport to Tokyo Haneda Airport are refreshed on a daily basis.

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

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Tokyo Haneda Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Tokyo Haneda Airport.

  • What documentation or ID do you need to fly to Tokyo Haneda Airport?

    The necessary travel and health documents for your Tokyo Haneda Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Seattle to Tokyo Haneda Airport?

  • What is the most popular airline from Seattle to Tokyo Haneda Airport?

Best airlines flying from Seattle to Tokyo Haneda Airport

Compare and see reviews for airlines that fly from Seattle to Tokyo Haneda Airport with momondo
Airline
Rating
Free Cancellation
Price
Hawaiian AirlinesPriceFrom $359Free CancellationRating
7.8
2,672 reviews
Search Hawaiian Airlines flights
Asiana AirlinesPriceFrom $670Free CancellationRating
8.2
475 reviews
Search Asiana Airlines flights
ANAPriceFrom $707Free CancellationRating
8.4
938 reviews
Search ANA flights
Japan AirlinesPriceFrom $720Free CancellationRating
8.3
1,552 reviews
Search Japan Airlines flights
United AirlinesPriceFrom $721Free CancellationRating
7.4
8,930 reviews
Search United Airlines flights
DeltaPriceFrom $745Free CancellationRating
7.9
7,981 reviews
Search Delta flights
Philippine AirlinesPriceFrom $749Free CancellationRating
7.2
899 reviews
Search Philippine Airlines flights
Alaska AirlinesPriceFrom $801Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights

  • ANA Flights From Seattle to Tokyo Haneda Airport

    ANA operates around 7 flights from Seattle to Tokyo Haneda Airport every week. The average price of these flights found in the last 72 hours has been $966, but momondo users have found ANA deals from Seattle to Tokyo Haneda Airport from as low as $707 round-trip. ANA has been scored 8.4/10 in 938 reviews.

  • Delta Flights From Seattle to Tokyo Haneda Airport

    The best Delta deal for Seattle to Tokyo Haneda Airport flight tickets found on momondo in the last 72 hours was $745, round-trip. It should be noted that an average Delta flight deal for this route in this time was higher, at $1,153 round-trip. Delta operates 7 flights out of Seattle into Tokyo Haneda Airport in an average week, so prices vary by time and availability. 7,981 Delta reviews by users on momondo have scored the airline at 7.9/10.

Traveling to a place near Tokyo?

Book flights to Tokyo if you plan to visit one of these locations
Urayasu
Hakone
Chiba
Kawasaki
Kamakura
Atami
Yokosuka
Fujisawa
Saitama
Izu
Fujiyoshida
Karuizawa
Kawagoe
Yamanouchi
Tsukuba
Numazu
Minakami
Yamanashi
Sagamihara
Fuefuki

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Tokyo from Seattle.

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

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

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

momondo helps you find the best flight between Seattle and Tokyo 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 Seattle to Tokyo right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Tokyo, momondo offers a useful price alert feature which will track prices for flights to Tokyo from Seattle and alert you when they change.

An easier way to manage your Tokyo Haneda Airport trip

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