HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Haneda

$338+ Cheap flights from Seattle (SEA) to Haneda (HND)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/12. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HND
Mar 14 — Mar 211
Sat 3/14
Sat 3/21
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Seattle to Haneda with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.
Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Tokyo Haneda are usually found in January or February, booked 25 days in advance, depart on a Monday or Wednesday and return on a Thursday

Cheap flight deals from Seattle to Haneda

Cheapest flights from Seattle to Haneda
Explore the most affordable flight options available from Seattle to Haneda. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 12, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/53:45 pm
SEA
-
HND
Nonstop10h 30m
ANA
Sat 3/219:15 pm
HND
-
SEA
Nonstop9h 05m
ANA
Deal found 2/9$623
This oojo deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/312:55 am
SEA
-
HND
1 stop30h 35m
Asiana Airlines
Mon 8/171:30 am
HND
-
SEA
1 stop29h 55m
Asiana Airlines
Deal found 2/10$624
This FlightHub deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1612:55 am
SEA
-
HND
1 stop30h 35m
Asiana Airlines
Wed 4/221:30 am
HND
-
SEA
1 stop29h 25m
Asiana Airlines
Deal found 2/11$625
This FlightHub deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/1312:55 am
SEA
-
HND
1 stop30h 35m
Asiana Airlines
Sun 4/261:30 am
HND
-
SEA
1 stop29h 25m
Asiana Airlines
Deal found 2/12$626
This Kiwi.com deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/73:45 pm
SEA
-
HND
Nonstop10h 30m
ANA
Sat 3/219:15 pm
HND
-
SEA
Nonstop9h 05m
ANA
Deal found 2/11$627
This FlightHub deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1612:55 am
SEA
-
HND
1 stop30h 35m
Asiana Airlines
Sun 4/261:30 am
HND
-
SEA
1 stop29h 25m
Asiana Airlines
Deal found 2/11$628
This FlightHub deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1612:10 am
SEA
-
HND
1 stop30h 15m
Asiana Airlines
Thu 12/31:30 am
HND
-
SEA
1 stop29h 25m
Asiana Airlines
Deal found 2/9$629
This oojo deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3012:55 am
SEA
-
HND
1 stop30h 35m
Asiana Airlines
Sat 8/151:30 am
HND
-
SEA
1 stop29h 55m
Asiana Airlines
Deal found 2/10$630
This CrystalTravel deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/53:45 pm
SEA
-
HND
Nonstop10h 30m
ANA
Wed 3/189:15 pm
HND
-
SEA
Nonstop9h 05m
ANA
Deal found 2/11$631
This FlightHub deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/212:55 am
SEA
-
HND
1 stop30h 35m
Asiana Airlines
Sun 8/231:30 am
HND
-
SEA
1 stop29h 55m
Asiana Airlines
Deal found 2/10$632
This FlightHub deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1212:55 am
SEA
-
HND
1 stop30h 35m
Asiana Airlines
Sat 10/241:30 am
HND
-
SEA
1 stop29h 25m
Asiana Airlines
Deal found 2/12$633
This FlightHub deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/312:55 am
SEA
-
HND
1 stop30h 35m
Asiana Airlines
Sat 9/121:30 am
HND
-
SEA
1 stop29h 25m
Asiana Airlines
Deal found 2/10$635

Find flight deals from Seattle to Haneda

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Haneda (HND). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$623
(Kiwi.com)

One-way from

$338
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$739

Good round-trip deal

$659 or less

Good one-way deal

$378 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-Tokyo Haneda flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Tokyo Haneda flights.
Search Deals
From Seattle/Tacoma Intl to Tokyo Haneda
Search Deals
One-way flight from Seattle/Tacoma Intl to Tokyo Haneda
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($152 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Seattle/Tacoma Intl to Tokyo Haneda.
Search Deals
Price to beat on a one-way flight from Seattle/Tacoma Intl to Tokyo Haneda.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Haneda 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, Cheapflights users made 2,558,603 searches. Data last updated February 12, 2026.
Use the filters below to find and compare flights from Seattle to Tokyo Haneda Airport that are best for you.

Fly from

Seattle

Fly to

Haneda

Route

Depart

Return

Price

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Mon 3/2

7:29 pm-4:50 am

1 stop16h 21m

Tokyo Haneda

Sat 3/14

9:15 pm-2:20 pm

Nonstop9h 05m

$652

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Wed 2/25

3:45 pm-7:15 pm

Nonstop10h 30m

Tokyo Haneda

Thu 3/12

9:15 pm-2:20 pm

Nonstop9h 05m

$654

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Wed 3/4

3:45 pm-7:15 pm

Nonstop10h 30m

Tokyo Haneda

Thu 3/12

9:15 pm-2:20 pm

Nonstop9h 05m

$659

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Fri 4/17

12:55 am-11:30 pm

1 stop30h 35m

Tokyo Haneda

Wed 4/22

1:30 am-2:55 pm

1 stop29h 25m

$667

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Fri 7/31

12:55 am-11:30 pm

1 stop30h 35m

Tokyo Haneda

Sun 8/23

1:30 am-3:25 pm

1 stop29h 55m

$670

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Sun 3/1

10:40 am-2:05 pm

Nonstop10h 25m

Tokyo Haneda

Mon 3/16

4:50 pm-10:00 am

Nonstop9h 10m

$699

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Mon 7/13

12:00 pm-2:20 pm

Nonstop10h 20m

Tokyo Haneda

Wed 7/22

4:05 pm-9:36 am

Nonstop9h 31m

$717

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Tue 6/30

11:55 am-2:20 pm

Nonstop10h 25m

Tokyo Haneda

Tue 7/21

4:20 pm-9:45 am

Nonstop9h 25m

$717

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Sun 2/22

5:05 am-2:50 pm

1 stop16h 45m

Tokyo Haneda

Thu 2/26

9:15 pm-1:20 pm

Nonstop9h 05m

$731

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Thu 8/6

6:30 am-9:00 pm

1 stop22h 30m

Tokyo Haneda

Wed 8/26

9:15 pm-2:25 pm

Nonstop9h 10m

$749

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/9

Showing 1-10 of 23 results
1
2
3

Compare providers for flights from Seattle to Haneda

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Haneda in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy1 starTrust Score*2 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seattle-Tokyo Haneda Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Tokyo Haneda Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Tokyo Haneda Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Tokyo Haneda Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Tokyo Haneda Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Seattle to Haneda

Have a flexible travel schedule? Discover the best time to fly to Haneda from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Tokyo Haneda Airport

How far ahead should I book a flight from Seattle to Tokyo Haneda Airport?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Haneda. Price data was last updated on February 6, 2026.

The price you pay for your flight from Seattle to Tokyo Haneda Airport may vary depending on when you book. For the best chance of a lower fare, look to book 25 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Seattle to Tokyo Haneda Airport?

Currently, January is the cheapest month in which you can book a flight from Seattle to Tokyo Haneda Airport (average of $417). Flying from Seattle to Tokyo Haneda Airport in June is currently the most expensive (average of $890). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to HND?

Find hourly flight availability from Seattle to Haneda. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 12, 2026.

When flying from Seattle to Tokyo Haneda Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

The best insider tips for Seattle to Tokyo Haneda Airport flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Seattle to Tokyo Haneda Airport trip
Our travel experts
Brandon Schultz

Brandon Schultz

Expert on SEA

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more
Gabriel Leigh

Gabriel Leigh

Expert on HND

Gabriel is a writer and video creator. As senior content producer for Flightradar24 and Monocle’s transport correspondent, he keeps a close eye on aviation in particular. He has also written travel articles for the likes of The New York Times. Born in New York but raised around the world, he now lives in Sweden. He’s been to 75 countries, flying 2.3 million miles on 113 airlines and through 234 airports in the process.

Read more

Reviews of airlines servicing Haneda

Get insights into the airlines that provide service to Haneda. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Haneda. Reviews last updated February 12, 2026.
Peruse reviews from past customers who have flown with ANA, Japan Airlines, and Alaska Airlines from Seattle to Tokyo Haneda Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
ANA
8.4
Very good
1,090 reviews

Crew

8.7

Entertainment

7.9

Overall

8.4

Food

7.8

Boarding

8.6

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!
ANA
8.4
Very good
1,090 reviews
ANA
8.4
Very good
1,090 reviews

Crew

8.7

Entertainment

7.9

Overall

8.4

Food

7.8

Boarding

8.6

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!
Japan Airlines
8.3
Very good
1,704 reviews
ANA
8.4
Very good
1,090 reviews

Crew

8.7

Entertainment

7.9

Overall

8.4

Food

7.8

Boarding

8.6

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!
Alaska Airlines
8.0
Very good
11,877 reviews
ANA
8.4
Very good
1,090 reviews

Crew

8.7

Entertainment

7.9

Overall

8.4

Food

7.8

Boarding

8.6

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!
Delta
7.9
Good
8,179 reviews
ANA
8.4
Very good
1,090 reviews

Crew

8.7

Entertainment

7.9

Overall

8.4

Food

7.8

Boarding

8.6

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!
United Airlines
7.4
Good
9,276 reviews
ANA
8.4
Very good
1,090 reviews

Crew

8.7

Entertainment

7.9

Overall

8.4

Food

7.8

Boarding

8.6

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!

Related info for your journey

Find useful and relevant information for your journey from Seattle to Haneda. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Seattle to Tokyo Haneda?

    Located just 11.4 mi from the city center, Seattle/Tacoma Intl is the airport most travelers will use when flying to Tokyo Haneda from Seattle. Booking flights from Seattle/Tacoma Intl (SEA) to Tokyo Haneda should be relatively easy as there are 5 daily outbound flights to Tokyo Haneda from 8 different airlines.

  • How long is the flight from Seattle to Tokyo Haneda Airport?

    There are many flights that can get you from Seattle to Tokyo Haneda Airport in 16h 21m. Fly via United Airlines or Asiana Airlines to get the fastest option. Airlines will cover a distance of 4788 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Seattle to Tokyo Haneda Airport round-trip?

    Cheapflights users have booked flights from Seattle to Tokyo Haneda Airport round-trip from $359. Other airlines that can offer you cheap pricing are Alaska Airlines, from $390, and Asiana Airlines, from $591. Users have found that Hawaiian Airlines is 59% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Seattle to Tokyo Haneda Airport one-way?

    The cheapest airlines for a one-way flight from Seattle to Tokyo Haneda Airport are Korean Air ($320), Alaska Airlines ($330), and Delta ($347).

  • What are the most reliable airlines from Seattle to Tokyo Haneda Airport?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Seattle to Tokyo Haneda Airport on time: Thai Airways (90%), ANA (90%), United Airlines (90%).

  • What are the cheapest flights from Seattle to Tokyo Haneda Airport?

    The cheapest flight price from Seattle to Tokyo Haneda Airport is $319. On average you can expect to pay $1,434. The most popular route, (Seattle/Tacoma Intl - Tokyo Haneda), can usually be booked for $636.

  • Can I find deals for flights from Seattle to Haneda that include hotel bookings?

    Yes. In addition to deals on Seattle to Haneda flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Haneda?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Haneda.

  • Can I find deals for business class flights from Seattle to Haneda?

    Yes. Cheapflights offers flight deals from Seattle to Haneda by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Tokyo Haneda Airport?

    Currently, January is the cheapest month in which you can book a flight from Seattle to Tokyo Haneda Airport (average of $417). Flying from Seattle to Tokyo Haneda Airport in June is currently the most expensive (average of $890). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Tokyo Haneda Airport?

Book flights to Tokyo Haneda Airport if you plan to visit one of these locations
Chiba
Karuizawa
Urayasu
Yokosuka
Odawara
Numazu
Yamanouchi
Atami
Hakone
Kawasaki

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 8 airlines flying from Seattle to Haneda

Discover the top 8 airlines that operate flights from Seattle to Haneda. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$359Average$841FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$390Average$859FlexibilityNo cancel feeOn-time75%
Asiana AirlinesCheapest$591Average$677FlexibilityNo cancel feeOn-time76%
ANACheapest$623Average$835FlexibilityNo cancel feeOn-time80%
Japan AirlinesCheapest$636Average$749FlexibilityNo cancel feeOn-time79%
United AirlinesCheapest$643Average$913FlexibilityNo cancel feeOn-time69%
DeltaCheapest$643Average$988FlexibilityNo cancel feeOn-timeN/A
Philippine AirlinesCheapest$732Average$800FlexibilityNo cancel feeOn-time60%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights