₩509,200 Cheap Flights from Seattle (SEA) to Tokyo (HND)

View ₩509,200 flight on Mon, Jan 19, 2026Opens in a new window

Popular airlines from Seattle to Tokyo (HND-Haneda)

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Cheap Flights from Seattle to Tokyo (SEA-HND)

Prices were available within the past 7 days and start at ₩509,200 for one-way flights and ₩945,600 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, Jan 19 - Mon, Jan 26
SEA
Seattle
HND
Tokyo
₩945,600 Roundtrip, found 6 days ago
₩945,600
Roundtrip
found 6 days ago
Select United flight, departing Mon, Jan 19 from Seattle to Tokyo, returning Mon, Jan 26, priced at ₩945,600 found 6 days ago
Delta
Mon, Jan 19 - Mon, Jan 26
SEA
Seattle
HND
Tokyo
₩947,800 Roundtrip, found 6 days ago
₩947,800
Roundtrip
found 6 days ago
Select Delta flight, departing Mon, Jan 19 from Seattle to Tokyo, returning Mon, Jan 26, priced at ₩947,800 found 6 days ago
United
Mon, Jan 19 - Mon, Jan 26
SEA
Seattle
HND
Tokyo
₩953,900 Roundtrip, found 6 days ago
₩953,900
Roundtrip
found 6 days ago
Select United flight, departing Mon, Jan 19 from Seattle to Tokyo, returning Mon, Jan 26, priced at ₩953,900 found 6 days ago
United
Mon, Jan 12 - Thu, Jan 22
SEA
Seattle
HND
Tokyo
₩959,500 Roundtrip, found 1 day ago
₩959,500
Roundtrip
found 1 day ago
Select United flight, departing Mon, Jan 12 from Seattle to Tokyo, returning Thu, Jan 22, priced at ₩959,500 found 1 day ago
United
Wed, Jan 14 - Wed, Jan 21
SEA
Seattle
HND
Tokyo
₩960,600 Roundtrip, found 5 days ago
₩960,600
Roundtrip
found 5 days ago
Select United flight, departing Wed, Jan 14 from Seattle to Tokyo, returning Wed, Jan 21, priced at ₩960,600 found 5 days ago
Delta
Mon, Jan 12 - Thu, Jan 22
SEA
Seattle
HND
Tokyo
₩961,700 Roundtrip, found 1 day ago
₩961,700
Roundtrip
found 1 day ago
Select Delta flight, departing Mon, Jan 12 from Seattle to Tokyo, returning Thu, Jan 22, priced at ₩961,700 found 1 day ago
Delta
Wed, Jan 14 - Wed, Jan 21
SEA
Seattle
HND
Tokyo
₩962,800 Roundtrip, found 5 days ago
₩962,800
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Jan 14 from Seattle to Tokyo, returning Wed, Jan 21, priced at ₩962,800 found 5 days ago
Alaska Airlines
Mon, Jan 19 - Mon, Jan 26
SEA
Seattle
HND
Tokyo
₩965,200 Roundtrip, found 6 days ago
₩965,200
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Mon, Jan 19 from Seattle to Tokyo, returning Mon, Jan 26, priced at ₩965,200 found 6 days ago
All Nippon Airways
Mon, Jan 12 - Thu, Jan 22
SEA
Seattle
HND
Tokyo
₩983,300 Roundtrip, found 1 day ago
₩983,300
Roundtrip
found 1 day ago
Select All Nippon Airways flight, departing Mon, Jan 12 from Seattle to Tokyo, returning Thu, Jan 22, priced at ₩983,300 found 1 day ago
American Airlines
Mon, Jan 19 - Mon, Jan 26
SEA
Seattle
HND
Tokyo
₩1,003,700 Roundtrip, found 6 days ago
₩1,003,700
Roundtrip
found 6 days ago
Select American Airlines flight, departing Mon, Jan 19 from Seattle to Tokyo, returning Mon, Jan 26, priced at ₩1,003,700 found 6 days ago

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

January is typically the cheapest month to fly

From ₩596,156 - ₩2,154,145 per traveler.
Flights from Seattle (SEA) to Tokyo (HND)
Origin airport
Seattle - Tacoma Intl.
Destination airport
Haneda
Airlines serving
All Nippon Airways, American Airlines, Delta, Lufthansa, United
Roundtrip price
₩945,600
Distance
7667 km
Average flight time
27 hours 32 mins

Seattle to Tokyo Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Seattle to Tokyo will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Tokyo.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with SEA to HND flights that won’t make your bank account wince. Ready to temporarily leave behind Seattle for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to HND with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

Frequently asked questions

How much is a flight from SEA to Tokyo Haneda Airport?
If you're planning on traveling between Sea-Tac Airport and Tokyo Haneda Airport, round-trip journeys start from ₩945,600. This price is based on fares quoted within the last 7 days on Expedia for flights departing within the next year, so don't hang around. Book now 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 Sea-Tac Airport to Haneda Airport (HND)?
The majority of flights can be canceled online, but each air carrier has its own terms and conditions. If you do decide to cancel your flight, visit our Customer Service Portal and follow the instructions.
How do I find cheap flights from Seattle - Tacoma Intl. Airport (SEA) to Tokyo Haneda Airport 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 SEA to Tokyo Haneda Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from SEA to Tokyo International Airport?
SeaTac to Tokyo is around 7,700 kilometers, so be prepared to spend quite a while in the air. Make sure you pack all the essentials, from your headphones to your hoodie. Take a few snacks to munch on throughout your trip too.
Which airlines fly direct from Seattle - Tacoma Intl. Airport (SEA) to Haneda Airport (HND)?
Offering 30 flights each month, Delta Air Lines (DL) is a popular choice when flying straight from Seattle - Tacoma Intl. Airport (SEA) to HND.
Are Seattle - Tacoma Intl. Airport (SEA) to HND flight tickets cheaper when they're purchased at the last minute?
It is possible to nab a great last-minute deal from SEA to HND, but it's also possible to miss out entirely! As many airlines release prices up to 12 months in advance, it's worth keeping an eye on fares early and being ready to book when you see a good bargain. Expedia compares air carrier prices and updates flight deals regularly, so you can rest easy knowing you're always getting the latest offers.

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