￥56,780 Cheap Flights from Seattle (SEA) to Tokyo (HND)

View ￥56,780 flight on Tue, Oct 21, 2025Opens in a new window

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

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Cheap Flights from Seattle to Tokyo (SEA-HND)

Prices were available within the past 7 days and start at ￥56,780 for one-way flights and ￥108,440 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, Sep 1 - Wed, Oct 8
SEA
Seattle
HND
Tokyo
￥108,440 Roundtrip, found 11 hours ago
￥108,440
Roundtrip
found 11 hours ago
Select United flight, departing Mon, Sep 1 from Seattle to Tokyo, returning Wed, Oct 8, priced at ￥108,440 found 11 hours ago
Delta
Wed, Aug 27 - Fri, Sep 5
SEA
Seattle
HND
Tokyo
￥108,670 Roundtrip, found 11 hours ago
￥108,670
Roundtrip
found 11 hours ago
Select Delta flight, departing Wed, Aug 27 from Seattle to Tokyo, returning Fri, Sep 5, priced at ￥108,670 found 11 hours ago
Delta
Sun, Jul 27 - Tue, Aug 12
SEA
Seattle
HND
Tokyo
￥108,870 Roundtrip, found 4 hours ago
￥108,870
Roundtrip
found 4 hours ago
Select Delta flight, departing Sun, Jul 27 from Seattle to Tokyo, returning Tue, Aug 12, priced at ￥108,870 found 4 hours ago
United
Wed, Sep 17 - Wed, Sep 24
SEA
Seattle
HND
Tokyo
￥108,980 Roundtrip, found 1 day ago
￥108,980
Roundtrip
found 1 day ago
Select United flight, departing Wed, Sep 17 from Seattle to Tokyo, returning Wed, Sep 24, priced at ￥108,980 found 1 day ago
American Airlines
Mon, Sep 15 - Wed, Oct 1
PAE
Seattle
HND
Tokyo
￥109,250 Roundtrip, found 13 hours ago
￥109,250
Roundtrip
found 13 hours ago
Select American Airlines flight, departing Mon, Sep 15 from Seattle to Tokyo, returning Wed, Oct 1, priced at ￥109,250 found 13 hours ago
All Nippon Airways
Mon, Sep 1 - Wed, Oct 8
SEA
Seattle
HND
Tokyo
￥110,040 Roundtrip, found 11 hours ago
￥110,040
Roundtrip
found 11 hours ago
Select All Nippon Airways flight, departing Mon, Sep 1 from Seattle to Tokyo, returning Wed, Oct 8, priced at ￥110,040 found 11 hours ago
Philippine Airlines
Wed, Nov 12 - Sun, Nov 16
SEA
Seattle
HND
Tokyo
￥110,120 Roundtrip, found 2 days ago
￥110,120
Roundtrip
found 2 days ago
Select Philippine Airlines flight, departing Wed, Nov 12 from Seattle to Tokyo, returning Sun, Nov 16, priced at ￥110,120 found 2 days ago
Japan Airlines
Tue, Sep 23 - Wed, Oct 1
SEA
Seattle
HND
Tokyo
￥110,350 Roundtrip, found 20 hours ago
￥110,350
Roundtrip
found 20 hours ago
Select Japan Airlines flight, departing Tue, Sep 23 from Seattle to Tokyo, returning Wed, Oct 1, priced at ￥110,350 found 20 hours ago
Asiana Airlines
Thu, Sep 25 - Sat, Dec 6
SEA
Seattle
HND
Tokyo
￥111,310 Roundtrip, found 13 hours ago
￥111,310
Roundtrip
found 13 hours ago
Select Asiana Airlines flight, departing Thu, Sep 25 from Seattle to Tokyo, returning Sat, Dec 6, priced at ￥111,310 found 13 hours ago
Korean Air
Wed, Nov 19 - Thu, Nov 27
SEA
Seattle
HND
Tokyo
￥111,310 Roundtrip, found 19 hours ago
￥111,310
Roundtrip
found 19 hours ago
Select Korean Air flight, departing Wed, Nov 19 from Seattle to Tokyo, returning Thu, Nov 27, priced at ￥111,310 found 19 hours ago

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

September is typically the cheapest month to fly

From ￥100,087 - ￥163,338 per traveler.

Graph displaying average flight prices per month

Flights from Seattle (SEA) to Tokyo (HND)
Origin airport
Seattle - Tacoma Intl.
Destination airport
Haneda
Airlines serving
Air Canada, Air France, All Nippon Airways, American Airlines, Asiana Airlines, British Airways, Cathay Pacific, Delta, EVA Airways, Finnair, Hawaiian Airlines, Japan Airlines, KLM, Korean Air, Lufthansa, Philippine Airlines, Singapore Airlines, Turkish Airlines, United
Roundtrip price
￥108,440
Distance
7667 km
Average flight time
26 hours 27 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 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-Tac Airport to Haneda Airport (HND)?
If you're traveling from Seattle - Tacoma Intl. Airport (SEA) to Tokyo International Airport, round-trip journeys start from ￥108,440. This price is based on fares advertised within the last 7 days on Expedia for flights departing within the next year, so don't hang about. Book today and save yourself 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 HND?
Most flights can be canceled online, but whether or not you are charged a fee differs between airlines. If you do have to cancel your vacation, follow the easy instructions in the Customer Service Portal.
How do I find cheap flights from SEA to Tokyo International 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-Tac Airport to Tokyo Haneda Airport flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from Sea-Tac Airport to HND?
Make the 17 hours and 52 minutes between Sea-Tac Airport and HND as comfortable as possible. Pack the essentials, like a water bottle, toothbrush and toiletries, and simply enjoy the flight!
How far is the flight from Sea-Tac Airport to Haneda Airport (HND)?
The distance is around 7,700 kilometers, so pack your carry-on luggage with all the items you need to make the long journey comfortable. Wondering what to take on board your SeaTac to Tokyo flight? A travel pillow, earplugs and a sleep mask are among the essentials.
Which airlines fly direct from Sea-Tac Airport to HND?
A leading airline that services the route from Seattle - Tacoma Intl. Airport (SEA) to Tokyo International Airport is ANA (NH). It offers 30 flights monthly. Another airline servicing this route is Delta Air Lines (DL). You'll have 30 flights a month to choose from.
Are Sea-Tac Airport to Haneda Airport (HND) flight tickets cheaper when they're purchased at the last minute?
Booking last minute from SEA to HND can be hit-or-miss. You may be able to score a bargain, but you could also completely miss out! If you'd rather start planning early on, Expedia compares flight deals up to 12 months in advance. Just keep in mind that not all airlines issue their prices that far in advance. Our advice? Check back often as prices are updated regularly.

Explore a world of travel with Expedia

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￥108,650
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*Available to Expedia members.