$551+ 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 5/21. Fares are subject to change and may not be available on all flights or dates of travel.
HND — SEA
May 25 — Jun 11
Round-trip
1 adult, Economy
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Find cheap flights from Haneda to Seattle 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 Tokyo Haneda to Seattle/Tacoma Intl are usually found in March or October, booked 48 days in advance, depart on a Thursday or Monday and return on a Tuesday
Cheap flight deals from Haneda to Seattle
Cheapest
Best
Last-minute
One-way
Cheapest flights from Haneda to SeattleExplore 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 April 25, 2026.
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 April 25, 2026.
This Flightnetwork deal was found by Cheapflights users on 4/24. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/312:00 am
HND
- SEA
1 stop29h 15m
Multiple Airlines
Tue 9/812:10 am
SEA
- HND
1 stop31h 20m
Multiple Airlines
Deal found 4/24![Multiple Airlines logo]()
$645
This Flightnetwork deal was found by Cheapflights users on 4/24. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/312:00 am
HND
- SEA
1 stop29h 15m
Multiple Airlines
Tue 9/2912:10 am
SEA
- HND
1 stop31h 20m
Multiple Airlines
Deal found 4/24![Multiple Airlines logo]()
$650
This Flightnetwork deal was found by Cheapflights users on 4/20. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/212:00 am
HND
- SEA
1 stop29h 15m
Multiple Airlines
Mon 9/2812:10 am
SEA
- HND
1 stop30h 40m
Multiple Airlines
Deal found 4/20![Multiple Airlines logo]()
$683
This Delta deal was found by Cheapflights users on 4/20. 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.
Tue 9/14:20 pm
HND
- SEA
Nonstop9h 20m
Delta
Sun 9/2011:45 am
SEA
- HND
Nonstop10h 35m
Delta
Deal found 4/20![Delta logo]()
$686
This American Airlines deal was found by Cheapflights users on 4/20. 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.
Wed 5/207:45 pm
HND
- SEA
1 stop19h 13m
American Airlines
Mon 7/202:20 pm
SEA
- HND
1 stop22h 25m
American Airlines
Deal found 4/20![American Airlines logo]()
$689
This Delta deal was found by Cheapflights users on 4/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/194:50 pm
HND
- SEA
Nonstop9h 00m
Delta
Fri 1/811:35 am
SEA
- HND
Nonstop10h 30m
Delta
Deal found 4/24![Delta logo]()
$701
This Delta deal was found by Cheapflights users on 4/22. 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.
Tue 9/14:20 pm
HND
- SEA
Nonstop9h 20m
Delta
Fri 9/1111:45 am
SEA
- HND
Nonstop10h 35m
Delta
Deal found 4/22![Delta logo]()
$703
This Flightnetwork deal was found by Cheapflights users on 4/20. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/227:55 pm
HND
- SEA
1 stop35h 20m
Multiple Airlines
Sun 8/3012:10 am
SEA
- HND
1 stop30h 40m
Multiple Airlines
Deal found 4/20![Multiple Airlines logo]()
$704
This Mytrip deal was found by Cheapflights users on 4/24. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/42:00 am
HND
- SEA
1 stop24h 40m
Korean Air
Sat 10/1712:50 pm
SEA
- HND
1 stop18h 00m
Korean Air
Deal found 4/24![Korean Air logo]()
$719
Best flights from Haneda to SeattleDiscover carefully curated flight deals from Haneda to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 25, 2026.
Discover carefully curated flight deals from Haneda to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 25, 2026.
This Delta deal was found by Cheapflights users on 4/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/94:20 pm
HND
- SEA
Nonstop9h 20m
Delta
Sun 9/1311:45 am
SEA
- HND
Nonstop10h 35m
Delta
Deal found 4/24![Delta logo]()
$998
This Korean Air deal was found by Cheapflights users on 4/24. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/82:00 am
HND
- SEA
1 stop24h 40m
Korean Air
Sun 9/1312:50 pm
SEA
- HND
1 stop18h 00m
Korean Air
Deal found 4/24![Korean Air logo]()
$1,016
This Alaska Airlines deal was found by Cheapflights users on 4/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/88:15 pm
HND
- SEA
1 stop15h 59m
Multiple Airlines
Mon 5/1110:00 am
SEA
- HND
2 stops20h 30m
Multiple Airlines
Deal found 4/24![Multiple Airlines logo]()
$1,200
This Delta deal was found by Cheapflights users on 4/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/14:20 pm
HND
- SEA
Nonstop9h 20m
Delta
Sun 9/2011:53 pm
SEA
- HND
1 stop21h 12m
Delta
Deal found 4/21![Delta logo]()
$1,101
This Delta deal was found by Cheapflights users on 4/20. 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.
Tue 7/144:20 pm
HND
- SEA
Nonstop9h 25m
Delta
Fri 7/3111:55 am
SEA
- HND
Nonstop10h 25m
Delta
Deal found 4/20![Delta logo]()
$1,103
This Delta deal was found by Cheapflights users on 4/22. 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 8/264:35 pm
HND
- SEA
2 stops17h 54m
Delta
Thu 9/311:45 am
SEA
- HND
Nonstop10h 35m
Delta
Deal found 4/22![Delta logo]()
$1,105
This Delta deal was found by Cheapflights users on 4/20. 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.
Mon 6/294:35 pm
HND
- SEA
1 stop21h 44m
Delta
Mon 7/1312:00 pm
SEA
- HND
Nonstop10h 20m
Delta
Deal found 4/20![Delta logo]()
$1,109
This Delta deal was found by Cheapflights users on 4/23. 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.
Fri 5/84:05 pm
HND
- SEA
Nonstop9h 10m
Delta
Tue 5/1211:50 am
SEA
- HND
Nonstop10h 25m
Delta
Deal found 4/23![Delta logo]()
$1,156
This Delta deal was found by Cheapflights users on 4/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/144:20 pm
HND
- SEA
Nonstop9h 19m
Delta
Wed 8/1911:55 am
SEA
- HND
Nonstop10h 25m
Delta
Deal found 4/24![Delta logo]()
$1,177
This Delta deal was found by Cheapflights users on 4/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/204:20 pm
HND
- SEA
Nonstop9h 25m
Delta
Wed 8/511:55 am
SEA
- HND
Nonstop10h 25m
Delta
Deal found 4/24![Delta logo]()
$1,223
This Delta deal was found by Cheapflights users on 4/23. 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.
Thu 6/184:20 pm
HND
- SEA
Nonstop9h 19m
Delta
Tue 6/3011:55 am
SEA
- HND
Nonstop10h 25m
Delta
Deal found 4/23![Delta logo]()
$1,228
Last-minute flights from Haneda to SeattleDiscover last-minute flight deals from Haneda to Seattle. Data last updated April 25, 2026 and is based on user searches.
Discover last-minute flight deals from Haneda to Seattle. Data last updated April 25, 2026 and is based on user searches.
This Asiana Airlines deal was found by Cheapflights users on 4/21. 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 Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/61:30 am
HND
- SEA
1 stop29h 45m
Asiana Airlines
Fri 5/1512:10 am
SEA
- HND
1 stop31h 20m
Asiana Airlines
Deal found 4/21![Asiana Airlines logo]()
$905
This Expedia deal was found by Cheapflights users on 4/22. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1112:35 pm
HND
- SEA
2 stops21h 55m
Multiple Airlines
Mon 5/185:50 am
SEA
- HND
2 stops34h 00m
Multiple Airlines
Deal found 4/22![Multiple Airlines logo]()
$869
This American Airlines deal was found by Cheapflights users on 4/20. 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.
Wed 5/207:45 pm
HND
- SEA
1 stop19h 13m
American Airlines
Mon 7/202:20 pm
SEA
- HND
1 stop22h 25m
American Airlines
Deal found 4/20![American Airlines logo]()
$689
This Delta deal was found by Cheapflights users on 4/23. 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 5/204:05 pm
HND
- SEA
Nonstop9h 10m
Delta
Mon 7/2011:55 am
SEA
- HND
Nonstop10h 25m
Delta
Deal found 4/23![Delta logo]()
$851
This American Airlines deal was found by Cheapflights users on 4/23. 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.
Wed 5/207:45 pm
HND
- SEA
1 stop19h 13m
American Airlines
Tue 6/307:00 am
SEA
- HND
1 stop16h 50m
American Airlines
Deal found 4/23![American Airlines logo]()
$858
This KAYAK deal was found by Cheapflights users on 4/21. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/207:45 pm
HND
- SEA
1 stop17h 22m
Multiple Airlines
Mon 7/206:10 pm
SEA
- HND
1 stop18h 35m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$866
This Justfly.com deal was found by Cheapflights users on 4/21. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/201:30 am
HND
- SEA
1 stop29h 45m
Asiana Airlines
Sun 5/3112:10 am
SEA
- HND
1 stop31h 20m
Asiana Airlines
Deal found 4/21![Asiana Airlines logo]()
$898
One-way flights from Haneda to SeattleSearch for one-way flight options from Haneda to Seattle. Find affordable one-way fares based on user searches. Data last updated April 25, 2026.
Search for one-way flight options from Haneda to Seattle. Find affordable one-way fares based on user searches. Data last updated April 25, 2026.
This Gotogate deal was found by Cheapflights users on 4/22. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/212:00 am
HND
- SEA
1 stop29h 15m
Multiple Airlines
Deal found 4/22![Multiple Airlines logo]()
$551
This oojo deal was found by Cheapflights users on 4/24. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/182:00 am
HND
- SEA
1 stop29h 15m
Multiple Airlines
Deal found 4/24![Multiple Airlines logo]()
$556
This oojo deal was found by Cheapflights users on 4/21. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/162:00 am
HND
- SEA
1 stop29h 15m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$558
This WhyPayMore deal was found by Cheapflights users on 4/23. 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 WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/131:30 am
HND
- SEA
1 stop30h 15m
Asiana Airlines
Deal found 4/23![Asiana Airlines logo]()
$560
This Mytrip deal was found by Cheapflights users on 4/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/82:00 am
HND
- SEA
1 stop29h 15m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$561
This American Airlines deal was found by Cheapflights users on 4/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2611:55 am
HND
- SEA
1 stop15h 00m
American Airlines
Deal found 4/21![American Airlines logo]()
$562
This Delta deal was found by Cheapflights users on 4/23. 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.
Mon 5/114:05 pm
HND
- SEA
Nonstop9h 10m
Delta
Deal found 4/23![Delta logo]()
$564
This Delta deal was found by Cheapflights users on 4/22. 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.
Mon 5/184:05 pm
HND
- SEA
Nonstop9h 10m
Delta
Deal found 4/22![Delta logo]()
$565
This Delta deal was found by Cheapflights users on 4/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/54:20 pm
HND
- SEA
Nonstop9h 10m
Delta
Deal found 4/21![Delta logo]()
$566
This FlightHub deal was found by Cheapflights users on 4/23. 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 5/171:30 am
HND
- SEA
1 stop29h 45m
Asiana Airlines
Deal found 4/23![Asiana Airlines logo]()
$569
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 April 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $645 (Flightnetwork) |
One-way from | $551 (Gotogate) |
Popular in | May |
Cheapest in | March |
Average price | $714 |
Good round-trip deal | $780 or less |
Good one-way deal | $632 or less |
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 April 25, 2026.
Use the filters below to find and compare flights from Tokyo Haneda Airport to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
TokyoSeattle
HND - SEA
HNDSEA
Tokyo Haneda
Wed 9/9
4:20 pm-9:40 am
Nonstop9h 20m
Seattle/Tacoma Intl
Sun 9/13
11:45 am-2:20 pm
Nonstop10h 35m
$998
TokyoSeattle
HND - SEA
HNDSEA
Tokyo Haneda
Tue 9/8
2:00 am-10:40 am
1 stop24h 40m
Seattle/Tacoma Intl
Sun 9/13
12:50 pm-10:50 pm
1 stop18h 00m
$1,016
TokyoSeattle
HND - SEA
HNDSEA
Tokyo Haneda
Tue 9/1
4:20 pm-9:40 am
Nonstop9h 20m
Seattle/Tacoma Intl
Sun 9/20
11:53 pm-1:05 pm
1 stop21h 12m
$1,101
TokyoSeattle
HND - SEA
HNDSEA
Tokyo Haneda
Tue 7/14
4:20 pm-9:45 am
Nonstop9h 25m
Seattle/Tacoma Intl
Fri 7/31
11:55 am-2:20 pm
Nonstop10h 25m
$1,103
TokyoSeattle
HND - SEA
HNDSEA
Tokyo Haneda
Wed 8/26
4:35 pm-6:29 pm
2 stops17h 54m
Seattle/Tacoma Intl
Thu 9/3
11:45 am-2:20 pm
Nonstop10h 35m
$1,105
TokyoSeattle
HND - SEA
HNDSEA
Tokyo Haneda
Mon 6/29
4:35 pm-10:19 pm
1 stop21h 44m
Seattle/Tacoma Intl
Mon 7/13
12:00 pm-2:20 pm
Nonstop10h 20m
$1,109
Quickest round-trip
TokyoSeattle
HND - SEA
HNDSEA
Tokyo Haneda
Fri 5/8
4:05 pm-9:15 am
Nonstop9h 10m
Seattle/Tacoma Intl
Tue 5/12
11:50 am-2:15 pm
Nonstop10h 25m
$1,156
TokyoSeattle
HND - SEA
HNDSEA
Tokyo Haneda
Sun 6/14
4:20 pm-9:39 am
Nonstop9h 19m
Seattle/Tacoma Intl
Wed 8/19
11:55 am-2:20 pm
Nonstop10h 25m
$1,177
TokyoSeattle
HND - SEA
HNDSEA
Tokyo Haneda
Fri 5/8
8:15 pm-8:14 pm
1 stop15h 59m
Seattle/Tacoma Intl
Mon 5/11
10:00 am-10:30 pm
2 stops20h 30m
$1,200
TokyoSeattle
HND - SEA
HNDSEA
Tokyo Haneda
Mon 7/20
4:20 pm-9:45 am
Nonstop9h 25m
Seattle/Tacoma Intl
Wed 8/5
11:55 am-2:20 pm
Nonstop10h 25m
$1,223
Showing 1-10 of 22 resultsSorted by cheapest first
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 April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars |
- 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 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 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.
HND-SEA
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
Prices
Airlines
Delays
How far ahead should I book a flight from Tokyo Haneda Airport to Seattle?
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 47 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, March is the cheapest month in which you can book a flight from Tokyo Haneda Airport to Seattle (average of $665). Flying from Tokyo Haneda Airport to Seattle in May is currently the most expensive (average of $1,419). 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 April 25, 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.
How often are flights from Tokyo to Seattle delayed?
About 9% of weekly flights between Tokyo and Seattle have experienced delays in the past year, with the average delay time being 152 minutes.
What is the most punctual flight time for Tokyo to Seattle flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Saturday tends to have the lowest number of delays on this route, whereas Tuesday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Tokyo to Seattle flights?
Over the last year, ANA have had the lowest number of delays on this route, with just 5% of flights being delayed.
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
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 April 25, 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.
Food
7.7
Boarding
8.5
Crew
8.7
Overall
8.4
Entertainment
7.9
Comfort
8.2
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
EWR - NRT
Food
7.7
Boarding
8.5
Crew
8.7
Overall
8.4
Entertainment
7.9
Comfort
8.2
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
EWR - NRT
Food
7.7
Boarding
8.5
Crew
8.7
Overall
8.4
Entertainment
7.9
Comfort
8.2
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
EWR - NRT
Related info for your journey
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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 April 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$318 | Average$1,098 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$535 | Average$965 | FlexibilityNo cancel fee | On-timeN/A |