€429 Cheap Flights Tokyo to Seattle (HND-SEA)

View €429 flight on Wed, 17 Dec 2025Opens in a new window

Popular airlines from Haneda Airport (HND) to Seattle-Tacoma International Airport (SEA)

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Cheap flights from Tokyo to Seattle (HND-SEA)

Prices were available within the past 7 days and start at €429 for one-way flights and €648 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Asiana Airlines
Sat, 8 Nov - Mon, 10 Nov
HND
Tokyo
SEA
Seattle
€648 Return, found 3 days ago
€648
Return
found 3 days ago
Select Asiana Airlines flight, departing Sat, 8 Nov from Tokyo to Seattle, returning Mon, 10 Nov, priced at €648 found 3 days ago
Asiana Airlines
Sat, 8 Nov - Mon, 10 Nov
HND
Tokyo
SEA
Seattle
€723 Return, found 3 days ago
€723
Return
found 3 days ago
Select Asiana Airlines flight, departing Sat, 8 Nov from Tokyo to Seattle, returning Mon, 10 Nov, priced at €723 found 3 days ago
Korean Air
Thu, 16 Oct - Thu, 30 Oct
HND
Tokyo
SEA
Seattle
€731 Return, found 5 days ago
€731
Return
found 5 days ago
Select Korean Air flight, departing Thu, 16 Oct from Tokyo to Seattle, returning Thu, 30 Oct, priced at €731 found 5 days ago
Korean Air
Thu, 16 Oct - Thu, 30 Oct
HND
Tokyo
SEA
Seattle
€739 Return, found 5 days ago
€739
Return
found 5 days ago
Select Korean Air flight, departing Thu, 16 Oct from Tokyo to Seattle, returning Thu, 30 Oct, priced at €739 found 5 days ago
Korean Air
Thu, 16 Oct - Thu, 30 Oct
HND
Tokyo
SEA
Seattle
€748 Return, found 5 days ago
€748
Return
found 5 days ago
Select Korean Air flight, departing Thu, 16 Oct from Tokyo to Seattle, returning Thu, 30 Oct, priced at €748 found 5 days ago
Asiana Airlines
Sat, 8 Nov - Mon, 10 Nov
HND
Tokyo
SEA
Seattle
€799 Return, found 3 days ago
€799
Return
found 3 days ago
Select Asiana Airlines flight, departing Sat, 8 Nov from Tokyo to Seattle, returning Mon, 10 Nov, priced at €799 found 3 days ago
EVA Airways
Thu, 16 Oct - Thu, 30 Oct
HND
Tokyo
SEA
Seattle
€820 Return, found 5 days ago
€820
Return
found 5 days ago
Select EVA Airways flight, departing Thu, 16 Oct from Tokyo to Seattle, returning Thu, 30 Oct, priced at €820 found 5 days ago
Hawaiian Airlines
Thu, 16 Oct - Thu, 30 Oct
HND
Tokyo
SEA
Seattle
€827 Return, found 5 days ago
€827
Return
found 5 days ago
Select Hawaiian Airlines flight, departing Thu, 16 Oct from Tokyo to Seattle, returning Thu, 30 Oct, priced at €827 found 5 days ago
Hawaiian Airlines
Thu, 16 Oct - Thu, 30 Oct
HND
Tokyo
SEA
Seattle
€837 Return, found 5 days ago
€837
Return
found 5 days ago
Select Hawaiian Airlines flight, departing Thu, 16 Oct from Tokyo to Seattle, returning Thu, 30 Oct, priced at €837 found 5 days ago
Delta
Thu, 16 Oct - Thu, 30 Oct
HND
Tokyo
SEA
Seattle
€877 Return, found 5 days ago
€877
Return
found 5 days ago
Select Delta flight, departing Thu, 16 Oct from Tokyo to Seattle, returning Thu, 30 Oct, priced at €877 found 5 days ago

Find the cheapest month to fly from Tokyo (HND) to Seattle (SEA)

February is typically the cheapest month to fly

From €626 - €952 per traveller.

Graph displaying average flight prices per month

Tokyo to Seattle route information
Origin airport
Haneda
Destination airport
Seattle - Tacoma Intl.
Return price
€647
Distance
7667 km
Average flight time
-6 hours -35 mins

Perfect flights from Tokyo to Seattle

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Tokyo to Seattle. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of Seattle, surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Haneda to Seattle - Tacoma Intl. ticket options cater to your travel preferences, with incredible one-way fares from €429 and roundtrip prices from €648. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Seattle - Tacoma Intl. and explore Seattle and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your HND to SEA travel arrangements today and embark on the journey of a lifetime in Seattle.

Frequently asked questions

How much is a flight from HND to Seattle - Tacoma Intl. Airport (SEA)?
If you're planning on travelling between Tokyo Haneda Airport and Seattle - Tacoma Intl. Airport (SEA), round-trip flights start from €648. This figure is based on airfares available within the last 7 days on Expedia for flights departing within the next year, so don't let a good deal pass you by. Book today and save yourself both money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Tokyo International Airport to Sea-Tac Airport?
We understand that things come up unexpectedly, so we've made it as simple as possible for you to cancel your flight online. Just visit the Customer Service Portal and follow the instructions.
How do I find cheap flights from Haneda Airport (HND) to Seattle - Tacoma Intl. Airport (SEA) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Tokyo International Airport to Seattle - Tacoma Intl. Airport (SEA) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from HND to Seattle - Tacoma Intl. Airport (SEA)?
With around 7,700 kilometres separating Tokyo and SeaTac, your flight will be a long one. Pack wisely and make your time in the air more comfortable. Little things like warm clothes and a good neck pillow can make a huge difference.
Which airlines fly direct from Tokyo Haneda Airport to Sea-Tac Airport?
Operating 30 monthly flights, Delta Air Lines (DL) is a top choice when flying straight from Tokyo Haneda Airport to SEA.
Are Tokyo International Airport to SEA flight tickets cheaper when they're purchased at the last minute?
Flight prices change all the time, so there are no guarantees. While last-minute flight deals between Tokyo International Airport and SEA are possible, it's also a good idea to keep an eye on prices well before you fly. In fact, some air carriers publish their prices up to 12 months ahead of the departure date. Expedia is constantly updating the best airfare bargains around, so check back often and be ready to secure your seat when fare prices drop.

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