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$497+ Cheap flights from Haneda (HND) to Seattle (SEA)

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 6/1. Fares are subject to change and may not be available on all flights or dates of travel.
HND — SEA
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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Find cheap flights from Haneda to Seattle with Cheapflights

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Cheapflights Tip: The best prices from Tokyo Haneda to Seattle/Tacoma Intl are usually found in October or November, booked 48 days in advance, depart on a Thursday or Monday and return on a Monday

Cheap flight deals from Haneda to Seattle

Cheapest flights from Haneda to Seattle
Explore the most affordable flight options available from Haneda to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.

This Delta deal was found by Cheapflights users on 1/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/144:05 pm
HND
-
SEA
Nonstop9h 20m
Delta
Thu 10/2211:35 am
SEA
-
HND
Nonstop10h 40m
Delta
Deal found 1/20$609
This Kiwi.com deal was found by Cheapflights users on 1/20. 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.
Wed 10/149:20 pm
HND
-
SEA
1 stop15h 33m
Multiple Airlines
Wed 10/217:00 am
SEA
-
HND
1 stop18h 10m
Multiple Airlines
Deal found 1/20$610
This American Airlines deal was found by Cheapflights users on 1/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/301:05 pm
HND
-
SEA
2 stops21h 21m
American Airlines
Thu 2/56:00 am
SEA
-
HND
1 stop16h 05m
American Airlines
Deal found 1/19$613
This American Airlines deal was found by Cheapflights users on 1/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/58:25 pm
HND
-
SEA
2 stops20h 26m
American Airlines
Wed 2/187:29 pm
SEA
-
HND
1 stop16h 36m
American Airlines
Deal found 1/20$616
This Korean Air deal was found by Cheapflights users on 1/20. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/42:00 am
HND
-
SEA
1 stop24h 00m
Korean Air
Sun 3/812:00 pm
SEA
-
HND
1 stop18h 50m
Korean Air
Deal found 1/20$620
This Hawaiian Airlines deal was found by Cheapflights users on 1/21. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/68:15 pm
HND
-
SEA
1 stop17h 30m
Alaska Airlines
Tue 10/2010:00 am
SEA
-
HND
1 stop17h 25m
Alaska Airlines
Deal found 1/21$622
This Korean Air deal was found by Cheapflights users on 1/20. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/202:00 am
HND
-
SEA
1 stop24h 40m
Korean Air
Mon 9/2812:50 pm
SEA
-
HND
1 stop18h 00m
Korean Air
Deal found 1/20$626
This Korean Air deal was found by Cheapflights users on 1/20. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/49:45 am
HND
-
SEA
1 stop16h 15m
Korean Air
Mon 3/912:00 pm
SEA
-
HND
1 stop18h 50m
Korean Air
Deal found 1/20$629
This Korean Air deal was found by Cheapflights users on 1/20. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/37:50 pm
HND
-
SEA
1 stop30h 10m
Korean Air
Mon 3/912:00 pm
SEA
-
HND
1 stop18h 50m
Korean Air
Deal found 1/20$635
This Delta deal was found by Cheapflights users on 1/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/74:50 pm
HND
-
SEA
Nonstop9h 10m
Delta
Tue 3/310:40 am
SEA
-
HND
Nonstop10h 25m
Delta
Deal found 1/20$672
This Alaska Airlines deal was found by Cheapflights users on 1/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/249:20 pm
HND
-
SEA
1 stop15h 23m
Multiple Airlines
Wed 9/308:00 am
SEA
-
HND
2 stops22h 25m
Multiple Airlines
Deal found 1/20$678

Find flight deals from Haneda to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Haneda (HND) to Seattle (SEA). 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 January 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$609
(Delta)

One-way from

$497
(Philippine Airlines)

Popular in

June

Cheapest in

October

Average price

$1,051

Good round-trip deal

$607 or less

Good one-way deal

$528 or less
Provider with most accurate pricing for Tokyo Haneda-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Tokyo Haneda-Seattle/Tacoma Intl flights.
Search Deals
From Tokyo Haneda to Seattle/Tacoma Intl
Search Deals
One-way flight from Tokyo Haneda to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($235 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Tokyo Haneda to Seattle/Tacoma Intl.
Search Deals
Price to beat on a one-way flight from Tokyo Haneda to Seattle/Tacoma Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Haneda 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, Cheapflights users made 2,558,603 searches. Data last updated January 21, 2026.
Use the filters below to find and compare flights from Tokyo Haneda Airport to Seattle that are best for you.

Fly from

Haneda

Fly to

Seattle

Route

Depart

Return

Price

TokyoSeattle

HND - SEA

HNDSEA

Tokyo Haneda

Thu 6/11

4:05 pm-9:24 am

Nonstop9h 19m

Seattle/Tacoma Intl

Mon 7/6

11:50 am-2:15 pm

Nonstop10h 25m

$609

TokyoSeattle

HND - SEA

HNDSEA

Tokyo Haneda

Thu 3/5

4:50 pm-9:00 am

Nonstop9h 10m

Seattle/Tacoma Intl

Mon 3/16

11:35 am-2:05 pm

Nonstop10h 30m

$609

TokyoSeattle

HND - SEA

HNDSEA

Tokyo Haneda

Mon 2/9

9:45 am-9:00 am

1 stop16h 15m

Seattle/Tacoma Intl

Tue 3/3

11:00 am-10:50 pm

1 stop18h 50m

$629

TokyoSeattle

HND - SEA

HNDSEA

Tokyo Haneda

Fri 2/6

4:50 pm-9:00 am

Nonstop9h 10m

Seattle/Tacoma Intl

Sun 3/8

11:35 am-2:05 pm

Nonstop10h 30m

$770

TokyoSeattle

HND - SEA

HNDSEA

Tokyo Haneda

Wed 2/4

4:50 pm-9:00 am

Nonstop9h 10m

Seattle/Tacoma Intl

Thu 3/5

10:40 am-2:05 pm

Nonstop10h 25m

$770

TokyoSeattle

HND - SEA

HNDSEA

Tokyo Haneda

Fri 2/6

4:50 pm-9:00 am

Nonstop9h 10m

Seattle/Tacoma Intl

Mon 3/2

10:40 am-2:05 pm

Nonstop10h 25m

$770

TokyoSeattle

HND - SEA

HNDSEA

Tokyo Haneda

Sun 6/21

6:05 pm-2:22 pm

2 stops36h 17m

Seattle/Tacoma Intl

Mon 8/10

5:40 am-9:45 am

2 stops36h 05m

$836

TokyoSeattle

HND - SEA

HNDSEA

Tokyo Haneda

Wed 4/29

6:05 pm-3:03 pm

2 stops36h 58m

Seattle/Tacoma Intl

Sat 5/9

7:20 pm-6:55 pm

2 stops31h 35m

$836

TokyoSeattle

HND - SEA

HNDSEA

Tokyo Haneda

Wed 4/29

6:05 pm-3:03 pm

2 stops36h 58m

Seattle/Tacoma Intl

Sun 5/10

9:55 am-10:25 pm

2 stops20h 30m

$836

TokyoSeattle

HND - SEA

HNDSEA

Tokyo Haneda

Wed 6/17

4:05 pm-9:24 am

Nonstop9h 19m

Seattle/Tacoma Intl

Fri 8/14

11:50 am-2:15 pm

Nonstop10h 25m

$838

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 21 results
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Compare providers for flights from Haneda to Seattle

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 Haneda to Seattle in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 stars
Trip.comPrice 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 Tokyo Haneda Airport-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Tokyo Haneda Airport-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Tokyo Haneda Airport-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Tokyo Haneda Airport-Seattle flights, Cheapflights users trust Expedia the most. Expedia 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 Tokyo Haneda Airport-Seattle 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 Haneda to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Haneda 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 Tokyo Haneda Airport to Seattle

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

Use this chart to determine the optimal time to book a round-trip flight from Haneda to Seattle. Price data was last updated on January 16, 2026.

The price you pay for your flight from Tokyo Haneda Airport to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 48 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 Tokyo Haneda Airport to Seattle?

Currently, December is the cheapest month in which you can book a flight from Tokyo Haneda Airport to Seattle (average of $384). Flying from Tokyo Haneda Airport to Seattle in June is currently the most expensive (average of $734). 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 HND to SEA?

Find hourly flight availability from Haneda to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 21, 2026.

When flying from Tokyo Haneda Airport to Seattle, 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 Tokyo Haneda Airport to Seattle 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 Tokyo Haneda Airport to Seattle 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 Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated January 21, 2026.
Get a feel of what it's like to fly with ANA and Delta from Tokyo Haneda Airport to Seattle by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
ANA
8.4
Very good
1,076 reviews

Crew

8.7

Comfort

8.2

Boarding

8.6

Overall

8.4

Entertainment

7.9

Food

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

OKA - HND

food is good international entertainment is best but not in okinwa to tokyo.
ANA
8.4
Very good
1,076 reviews
ANA
8.4
Very good
1,076 reviews

Crew

8.7

Comfort

8.2

Boarding

8.6

Overall

8.4

Entertainment

7.9

Food

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

OKA - HND

food is good international entertainment is best but not in okinwa to tokyo.
Delta
7.9
Good
8,088 reviews
ANA
8.4
Very good
1,076 reviews

Crew

8.7

Comfort

8.2

Boarding

8.6

Overall

8.4

Entertainment

7.9

Food

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

OKA - HND

food is good international entertainment is best but not in okinwa to tokyo.

Related info for your journey

Find useful and relevant information for your journey from Haneda to Seattle. 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 into for flights to Seattle from Tokyo Haneda?

    For a flight from Tokyo Haneda to Seattle, you will be flying into Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 11.4 mi from the center of the city. Seattle/Tacoma Intl is the only Seattle airport and it handles 5 inbound flights from Tokyo Haneda per day. 2 airlines have flights to Seattle/Tacoma Intl from Tokyo Haneda on a regular basis.

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

    Delta and Korean Air can get you from Tokyo Haneda Airport to Seattle in just under 9h 19m. Your travel time can differ by up to 6h 56m. The distance between Tokyo Haneda Airport and Seattle is about 4788 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    According to our current data, ANA ($318), and Delta ($535) offers the cheapest pricing from Tokyo Haneda Airport to Seattle. Users have found that ANA is 66% cheaper than the other options available to this destination.

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

    For one-way options, check prices for Hawaiian Airlines. According to our data, you can fly for as low as $389. Users have also found prices from $495 and $513 on Delta and Philippine Airlines, respectively.

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

    No one likes to see their flight delayed. When booking a flight from Tokyo Haneda Airport to Seattle consider choosing Thai Airways (92%), ANA (92%) or United Airlines (92%) as they are the most reliable in getting you off to your destination on time.

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

    The cheapest flight price from Tokyo Haneda Airport to Seattle is $317. On average you can expect to pay $921. The most popular route, (Tokyo Haneda - Seattle/Tacoma Intl), can usually be booked for $596.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Haneda to Seattle 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 Tokyo Haneda Airport to Seattle?

    Currently, December is the cheapest month in which you can book a flight from Tokyo Haneda Airport to Seattle (average of $384). Flying from Tokyo Haneda Airport to Seattle in June is currently the most expensive (average of $734). 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 Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
SeaTac
Lakewood
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Alternative routes for Haneda to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Haneda to Seattle

Discover the top 2 airlines that operate flights from Haneda to Seattle. 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 January 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
ANACheapest$318Average$1,098FlexibilityNo cancel feeOn-time80%
DeltaCheapest$535Average$966FlexibilityNo cancel feeOn-timeN/A

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