HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Haneda

$439+ 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 7/18. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HND
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 February, booked 89 days in advance, depart on a Monday or Tuesday and return on a Tuesday

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 June 12, 2025.

Round-trip from

$859
(Air Canada)

One-way from

$439
(flugladen.de)

Popular in

December

Cheapest in

September

Average price

$1,301

Good round-trip deal

$827 or less

Good one-way deal

$482 or less
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. 5% potential increase in price ($60 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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 June 12, 2025.

This Air Canada deal was found by Cheapflights users on 6/12. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/67:15 pmSEA - HND
2 stops32h 40mMultiple Airlines
Sat 9/208:50 amHND - SEA
2 stops25h 46mMultiple Airlines
Deal found 6/12$859
This Cheapflightsfares deal was found by Cheapflights users on 6/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/57:34 pmSEA - HND
1 stop16h 56mANA
Wed 9/109:15 pmHND - SEA
Nonstop9h 10mANA
Deal found 6/12$860
This Cheapflightsfares deal was found by Cheapflights users on 6/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/306:15 amSEA - HND
2 stops23h 35mKorean Air
Mon 12/152:00 amHND - SEA
1 stop24h 00mKorean Air
Deal found 6/12$864
This United Airlines deal was found by Cheapflights users on 6/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/15:26 pmSEA - HND
2 stops19h 04mUnited Airlines
Fri 10/319:15 pmHND - SEA
Nonstop9h 05mUnited Airlines
Deal found 6/12$865
This oojo deal was found by Cheapflights users on 6/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/212:10 amSEA - HND
1 stop30h 15mAsiana Airlines
Sun 11/91:30 amHND - SEA
1 stop29h 25mAsiana Airlines
Deal found 6/12$868
This Hawaiian Airlines deal was found by Cheapflights users on 6/11. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/88:47 pmSEA - HND
1 stop28h 23mHawaiian Airlines
Tue 10/219:20 pmHND - SEA
1 stop16h 35mHawaiian Airlines
Deal found 6/11$880
This deal was found by Cheapflights users on 6/12. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/1611:50 amSEA - HND
Nonstop10h 25mDelta
Sat 9/134:05 pmHND - SEA
Nonstop9h 15mDelta
Deal found 6/12$890
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2410:03 amSEA - HND
1 stop17h 22mAlaska Airlines
Mon 11/39:20 pmHND - SEA
1 stop25h 40mAlaska Airlines
Deal found 6/10$895
This Cheapflightsfares deal was found by Cheapflights users on 6/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/58:08 amSEA - HND
1 stop14h 57mJapan Airlines
Mon 9/157:10 amHND - SEA
2 stops30h 48mJapan Airlines
Deal found 6/12$905
This oojo deal was found by Cheapflights users on 6/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/17:05 pmSEA - HND
2 stops26h 35mPhilippine Airlines
Tue 10/71:55 amHND - SEA
1 stop33h 20mPhilippine Airlines
Deal found 6/12$911
This oojo deal was found by Cheapflights users on 6/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/111:40 amSEA - HND
2 stops40h 45mCathay Pacific
Mon 9/1510:05 amHND - SEA
2 stops46h 30mCathay Pacific
Deal found 6/12$983

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 June 12, 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

Fri 9/5

7:34 pm-4:30 am

1 stop16h 56m

Tokyo Haneda

Wed 9/10

9:15 pm-2:25 pm

Nonstop9h 10m

$860

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Thu 8/28

4:30 pm-7:00 pm

Nonstop10h 30m

Tokyo Haneda

Sat 9/6

12:30 am-1:30 pm

1 stop29h 00m

$874

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Fri 8/29

7:15 am-10:50 pm

2 stops23h 35m

Tokyo Haneda

Sun 9/7

2:00 am-10:40 am

1 stop24h 40m

$881

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Sat 9/6

2:15 pm-11:30 pm

1 stop17h 15m

Tokyo Haneda

Mon 9/15

1:30 am-12:30 pm

1 stop27h 00m

$883

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Wed 7/16

11:50 am-2:15 pm

Nonstop10h 25m

Tokyo Haneda

Sat 9/13

4:05 pm-9:20 am

Nonstop9h 15m

$890

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Fri 9/5

8:08 am-3:05 pm

1 stop14h 57m

Tokyo Haneda

Mon 9/15

7:10 am-9:58 pm

2 stops30h 48m

$905

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Sun 9/7

8:15 am-5:10 pm

1 stop16h 55m

Tokyo Haneda

Fri 9/19

8:15 pm-11:12 pm

1 stop18h 57m

$909

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Sun 9/7

5:59 pm-1:40 pm

2 stops27h 41m

Tokyo Haneda

Tue 9/23

1:55 am-7:15 pm

1 stop33h 20m

$911

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Mon 8/4

4:30 pm-7:00 pm

Nonstop10h 30m

Tokyo Haneda

Tue 8/19

1:55 am-7:15 pm

1 stop33h 20m

$928

SeattleTokyo

SEA - HND

SEAHND

Seattle/Tacoma Intl

Mon 9/1

11:40 am-8:25 pm

2 stops40h 45m

Tokyo Haneda

Mon 9/15

10:05 am-4:35 pm

2 stops46h 30m

$983

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 24 results
1
2
3

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

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 June 9, 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 89 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, February is the cheapest month in which you can book a flight from Seattle to Tokyo Haneda Airport (average of $923). Flying from Seattle to Tokyo Haneda Airport in June is currently the most expensive (average of $1,461). 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 June 12, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 17% 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 June 8, 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. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Seattle to Tokyo Haneda Airport

Explore weekly flight availability from Seattle to Haneda. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 12, 2025.

The most flights from SEA to HND are scheduled on a Monday (5 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (5 on average).

Rainfall in Haneda by month

Plan your trip to Haneda by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Tokyo Haneda Airport ranges from 2.0 - 8.3 inches per month. September is typically the wettest month, when rainfall can reach 8.3 in. January is typically the driest time to visit Tokyo Haneda Airport when rainfall is around 2.0 in.

Temperature in Haneda by month

Plan your trip to Haneda by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Tokyo Haneda Airport, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 42.8 F).

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 June 12, 2025.
Get a feel of what it's like to fly with EVA Air, Korean Air and Japan Airlines from Seattle to Tokyo by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,202 reviews

Food

8.1

Boarding

8.4

Crew

8.6

Entertainment

8.0

Comfort

8.3

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
EVA Air
8.4
Very good
1,202 reviews
EVA Air
8.4
Very good
1,202 reviews

Food

8.1

Boarding

8.4

Crew

8.6

Entertainment

8.0

Comfort

8.3

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Korean Air
8.4
Very good
1,088 reviews
EVA Air
8.4
Very good
1,202 reviews

Food

8.1

Boarding

8.4

Crew

8.6

Entertainment

8.0

Comfort

8.3

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Japan Airlines
8.3
Very good
1,489 reviews
EVA Air
8.4
Very good
1,202 reviews

Food

8.1

Boarding

8.4

Crew

8.6

Entertainment

8.0

Comfort

8.3

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
ANA
8.3
Very good
882 reviews
EVA Air
8.4
Very good
1,202 reviews

Food

8.1

Boarding

8.4

Crew

8.6

Entertainment

8.0

Comfort

8.3

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Asiana Airlines
8.2
Very good
440 reviews
EVA Air
8.4
Very good
1,202 reviews

Food

8.1

Boarding

8.4

Crew

8.6

Entertainment

8.0

Comfort

8.3

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

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.

  • 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 $860. Other airlines that can offer you cheap pricing are Korean Air, from $864, and United Airlines, from $865. Users have found that ANA is 24% 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 ($439), Asiana Airlines ($442), and United Airlines ($445).

  • 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 (85%), ANA (85%), United Airlines (85%).

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

    The cheapest flight price from Seattle to Tokyo Haneda Airport is $430. On average you can expect to pay $2,125. The most popular route, (Seattle/Tacoma Intl - Tokyo Haneda), can usually be booked for $752.

  • 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, February is the cheapest month in which you can book a flight from Seattle to Tokyo Haneda Airport (average of $923). Flying from Seattle to Tokyo Haneda Airport in June is currently the most expensive (average of $1,461). 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
Saitama
Urayasu
Numazu
Chiba
Hakone
Kawasaki
Yokosuka
Odawara
Atami
Yamanouchi
Yamanashi
Sagamihara

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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$359Average$916FlexibilityNo cancel feeOn-time85%
Asiana AirlinesCheapest$670Average$897FlexibilityNo cancel feeOn-time76%
ANACheapest$713Average$1,095FlexibilityNo cancel feeOn-time80%
Japan AirlinesCheapest$720Average$1,257FlexibilityNo cancel feeOn-time79%
United AirlinesCheapest$722Average$1,194FlexibilityNo cancel feeOn-time69%
DeltaCheapest$746Average$1,219FlexibilityNo cancel feeOn-timeN/A
Philippine AirlinesCheapest$749Average$957FlexibilityNo cancel feeOn-time60%
Alaska AirlinesCheapest$809Average$1,055FlexibilityNo 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.