HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Haneda

$346+ 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 11/30. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HND
Nov 26 — Dec 31
Wed 11/26
Wed 12/3
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 September or October, booked 25 days in advance, depart on a Monday or Wednesday and return on a Wednesday

Cheap 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 October 27, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$640
(KAYAK)

One-way from

$346
(United Airlines)

Popular in

June

Cheapest in

September

Average price

$821

Good round-trip deal

$666 or less

Good one-way deal

$390 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. 12% potential increase in price ($142 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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

Find 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 October 27, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 10/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/113:40 pmSEA - HND
Nonstop10h 35mANA
Sun 11/231:20 pmHND - SEA
2 stops24h 31mANA
Deal found 10/27$637
This United Airlines deal was found by Cheapflights users on 10/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/273:40 pmSEA - HND
Nonstop10h 35mUnited Airlines
Sat 12/139:15 pmHND - SEA
Nonstop9h 05mUnited Airlines
Deal found 10/27$638
This United Airlines deal was found by Cheapflights users on 10/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/215:30 amSEA - HND
1 stop16h 20mUnited Airlines
Mon 12/19:15 pmHND - SEA
Nonstop9h 05mUnited Airlines
Deal found 10/27$640
This Cheapflightsfares deal was found by Cheapflights users on 10/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/125:30 amSEA - HND
1 stop16h 20mANA
Wed 11/194:25 pmHND - SEA
1 stop14h 13mANA
Deal found 10/27$641
This Cheapflightsfares deal was found by Cheapflights users on 10/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/37:00 amSEA - HND
1 stop14h 50mANA
Wed 12/109:15 pmHND - SEA
Nonstop9h 05mANA
Deal found 10/24$643
This CrystalTravel deal was found by Cheapflights users on 10/26. 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.
Sat 12/67:29 pmSEA - HND
1 stop26h 21mANA
Wed 12/179:15 pmHND - SEA
Nonstop9h 05mANA
Deal found 10/26$645
This United Airlines deal was found by Cheapflights users on 10/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/133:40 pmSEA - HND
Nonstop10h 35mUnited Airlines
Mon 12/810:55 pmHND - SEA
1 stop18h 55mUnited Airlines
Deal found 10/27$646
This Cheapflightsfares deal was found by Cheapflights users on 10/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/303:40 pmSEA - HND
Nonstop10h 35mANA
Wed 2/2510:55 pmHND - SEA
1 stop15h 06mANA
Deal found 10/27$648
This Cheapflightsfares deal was found by Cheapflights users on 10/25. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/307:05 amSEA - HND
2 stops22h 20mANA
Wed 1/149:15 pmHND - SEA
Nonstop9h 05mANA
Deal found 10/25$649
This Cheapflightsfares deal was found by Cheapflights users on 10/26. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/37:00 amSEA - HND
1 stop14h 50mANA
Tue 2/34:25 pmHND - SEA
1 stop16h 19mANA
Deal found 10/26$652

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 October 27, 2025.
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

Wed 1/7

10:40 am-2:05 pm

Nonstop10h 25m

Tokyo Haneda

Wed 1/14

4:50 pm-8:55 am

Nonstop9h 05m

$660

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Tue 12/2

3:40 pm-7:15 pm

Nonstop10h 35m

Tokyo Haneda

Wed 12/17

9:15 pm-1:20 pm

Nonstop9h 05m

$671

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Wed 3/11

4:45 pm-7:15 pm

Nonstop10h 30m

Tokyo Haneda

Thu 3/19

9:15 pm-2:20 pm

Nonstop9h 05m

$671

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Tue 11/11

3:40 pm-7:15 pm

Nonstop10h 35m

Tokyo Haneda

Thu 11/20

9:15 pm-1:20 pm

Nonstop9h 05m

$671

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Mon 2/23

11:00 am-10:50 pm

1 stop18h 50m

Tokyo Haneda

Wed 3/4

2:00 am-9:00 am

1 stop24h 00m

$690

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Mon 12/1

11:00 am-10:50 pm

1 stop18h 50m

Tokyo Haneda

Tue 12/23

2:00 am-9:00 am

1 stop24h 00m

$690

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Mon 4/20

6:30 am-5:00 am

2 stops30h 30m

Tokyo Haneda

Thu 4/30

10:55 pm-12:51 am

1 stop17h 56m

$690

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Wed 4/15

6:30 am-9:00 pm

1 stop22h 30m

Tokyo Haneda

Mon 5/4

12:30 am-1:58 pm

1 stop29h 28m

$692

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Tue 11/11

7:10 am-10:50 pm

2 stops22h 40m

Tokyo Haneda

Tue 11/18

2:00 am-9:00 am

1 stop24h 00m

$695

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Tue 12/30

1:35 pm-2:50 pm

1 stop32h 15m

Tokyo Haneda

Tue 1/13

12:50 am-7:55 pm

1 stop36h 05m

$698

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/25

Showing 1-10 of 21 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 October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Seattle-Tokyo Haneda Airport flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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 October 24, 2025.

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, September is the cheapest month in which you can book a flight from Seattle to Tokyo Haneda Airport (average of $621). Flying from Seattle to Tokyo Haneda Airport in June is currently the most expensive (average of $916). 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 October 27, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 26% on flights from Seattle to Tokyo Haneda Airport by exploring options for tickets in the afternoon.

What is the cheapest day to fly from Seattle to Tokyo Haneda Airport?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Haneda. Price data was last updated on October 26, 2025.

Travelers seeking maximum savings on their Seattle to Tokyo Haneda Airport flight should consider departing on Sunday evenings when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

The best insider tips for Seattle to Tokyo Haneda Airport flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Seattle to Tokyo Haneda Airport trip
Airports
SEA

Use SEA Spot Saver for free security screening appointments to reduce wait times. Reserve online a few days before your flight.

Read more about SEAby Brandon Schultz
HND

Take the Keikyu Line or Monorail from Haneda to Tokyo in about 13 minutes. Both offer convenient connections to other lines.

Read more about HNDby Gabriel Leigh
Our travel experts
Brandon Schultz

Brandon Schultz

Expert on SEA

Brandon Schultz

Brandon Schultz

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 Leigh

Gabriel Leigh

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 October 27, 2025.
Peruse reviews from past customers who have flown with ANA, Asiana 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
994 reviews

Food

7.7

Crew

8.7

Boarding

8.6

Overall

8.4

Entertainment

7.9

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.
ANA
8.4
Very good
994 reviews
ANA
8.4
Very good
994 reviews

Food

7.7

Crew

8.7

Boarding

8.6

Overall

8.4

Entertainment

7.9

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.
Asiana Airlines
8.2
Very good
483 reviews
ANA
8.4
Very good
994 reviews

Food

7.7

Crew

8.7

Boarding

8.6

Overall

8.4

Entertainment

7.9

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.
Alaska Airlines
8.0
Very good
11,198 reviews
ANA
8.4
Very good
994 reviews

Food

7.7

Crew

8.7

Boarding

8.6

Overall

8.4

Entertainment

7.9

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.
Delta
7.9
Good
7,996 reviews
ANA
8.4
Very good
994 reviews

Food

7.7

Crew

8.7

Boarding

8.6

Overall

8.4

Entertainment

7.9

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.
United Airlines
7.4
Good
8,996 reviews
ANA
8.4
Very good
994 reviews

Food

7.7

Crew

8.7

Boarding

8.6

Overall

8.4

Entertainment

7.9

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.

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 10h 25m. Fly via Delta, United Airlines, or Korean Air 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 Asiana Airlines, from $592, and ANA, from $672. Users have found that Hawaiian Airlines is 62% cheaper than the other options available to this destination.

  • 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 (72%), ANA (72%), United Airlines (72%).

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

    The cheapest flight price from Seattle to Tokyo Haneda Airport is $338. On average you can expect to pay $1,051. The most popular route, (Seattle/Tacoma Intl - Tokyo Haneda), can usually be booked for $595.

  • 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, September is the cheapest month in which you can book a flight from Seattle to Tokyo Haneda Airport (average of $621). Flying from Seattle to Tokyo Haneda Airport in June is currently the most expensive (average of $916). 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
Saitama
Urayasu
Yokosuka
Odawara
Numazu
Atami
Hakone
Yamanouchi
Kawasaki
Yamanashi

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 October 27, 2025.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$359Average$927FlexibilityNo cancel feeOn-time85%
Asiana AirlinesCheapest$592Average$854FlexibilityNo cancel feeOn-time76%
ANACheapest$672Average$872FlexibilityNo cancel feeOn-time80%
United AirlinesCheapest$677Average$975FlexibilityNo cancel feeOn-time69%
Japan AirlinesCheapest$705Average$895FlexibilityNo cancel feeOn-time79%
DeltaCheapest$706Average$1,060FlexibilityNo cancel feeOn-timeN/A
Philippine AirlinesCheapest$732Average$884FlexibilityNo cancel feeOn-time60%
Alaska AirlinesCheapest$785Average$980FlexibilityNo cancel feeOn-time75%

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.