S$505 Cheap Flights from Seattle to Tokyo

View S$505 flight on Sun, 14 Sep, 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 S$505 for one-way flights and S$964 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, 15 Jul - Tue, 30 Sep
SEA
Seattle
HND
Tokyo
S$964 Return, found 9 hours ago
S$964
Return
found 9 hours ago
Select United flight, departing Tue, 15 Jul from Seattle to Tokyo, returning Tue, 30 Sep, priced at S$964 found 9 hours ago
United
Tue, 15 Jul - Tue, 30 Sep
SEA
Seattle
HND
Tokyo
S$964 Return, found 9 hours ago
S$964
Return
found 9 hours ago
Select United flight, departing Tue, 15 Jul from Seattle to Tokyo, returning Tue, 30 Sep, priced at S$964 found 9 hours ago
Delta
Tue, 15 Jul - Tue, 30 Sep
SEA
Seattle
HND
Tokyo
S$966 Return, found 9 hours ago
S$966
Return
found 9 hours ago
Select Delta flight, departing Tue, 15 Jul from Seattle to Tokyo, returning Tue, 30 Sep, priced at S$966 found 9 hours ago
United
Tue, 15 Jul - Tue, 30 Sep
SEA
Seattle
HND
Tokyo
S$971 Return, found 9 hours ago
S$971
Return
found 9 hours ago
Select United flight, departing Tue, 15 Jul from Seattle to Tokyo, returning Tue, 30 Sep, priced at S$971 found 9 hours ago
United
Wed, 10 Sep - Wed, 17 Sep
SEA
Seattle
HND
Tokyo
S$981 Return, found 6 days ago
S$981
Return
found 6 days ago
Select United flight, departing Wed, 10 Sep from Seattle to Tokyo, returning Wed, 17 Sep, priced at S$981 found 6 days ago
All Nippon Airways
Tue, 15 Jul - Tue, 30 Sep
SEA
Seattle
HND
Tokyo
S$984 Return, found 9 hours ago
S$984
Return
found 9 hours ago
Select All Nippon Airways flight, departing Tue, 15 Jul from Seattle to Tokyo, returning Tue, 30 Sep, priced at S$984 found 9 hours ago
Japan Airlines
Wed, 10 Sep - Wed, 17 Sep
SEA
Seattle
HND
Tokyo
S$990 Return, found 6 days ago
S$990
Return
found 6 days ago
Select Japan Airlines flight, departing Wed, 10 Sep from Seattle to Tokyo, returning Wed, 17 Sep, priced at S$990 found 6 days ago
All Nippon Airways
Tue, 15 Jul - Tue, 30 Sep
SEA
Seattle
HND
Tokyo
S$992 Return, found 9 hours ago
S$992
Return
found 9 hours ago
Select All Nippon Airways flight, departing Tue, 15 Jul from Seattle to Tokyo, returning Tue, 30 Sep, priced at S$992 found 9 hours ago
Korean Air
Wed, 10 Sep - Wed, 17 Sep
SEA
Seattle
HND
Tokyo
S$999 Return, found 6 days ago
S$999
Return
found 6 days ago
Select Korean Air flight, departing Wed, 10 Sep from Seattle to Tokyo, returning Wed, 17 Sep, priced at S$999 found 6 days ago
United
Wed, 10 Sep - Wed, 17 Sep
SEA
Seattle
HND
Tokyo
S$1,017 Return, found 6 days ago
S$1,017
Return
found 6 days ago
Select United flight, departing Wed, 10 Sep from Seattle to Tokyo, returning Wed, 17 Sep, priced at S$1,017 found 6 days ago

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

September is typically the cheapest month to fly

From S$894 - S$1,457 per traveller.

Graph displaying average flight prices per month

Seattle to Tokyo route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
Haneda
Airlines serving
Air Canada, All Nippon Airways, American Airlines, Asiana Airlines, Cathay Pacific, Delta, Hawaiian Airlines, Japan Airlines, Philippine Airlines, United
Return price
S$964
Distance
7667 km
Average flight time
26 hours 27 mins

Flights from Seattle to Tokyo

There are several airlines that operate frequent flights from Seattle (SEA) to Tokyo (HND) including

The earliest flight leaves Seattle Tacoma Intl. Airport at 05:00 and arrives at Haneda Airport at 13:50. The last flight of the day departs Seattle at 14:40 and arrives at Tokyo at 23:20.

The flight distance from Seattle to Tokyo is about 8769 km, the shortest flight is 12 hours with WestJet.

Expedia lets you search across the largest number of airlines and Tokyo flights, which means that you’ll be able to find a great flight deal at the perfect travel date and time. Our simple-to-use booking engine makes looking for terrific bargains easy and hassle-free; just enter your travel dates and departure city, and let Expedia do the rest! Adjust your travel dates and explore connecting flights to find an even better deal on your Seattle Tokyo flight!

Browse through dozens of options and rest assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Seattle to Tokyo trip. There’s simply no substitute for great prices suited to your travel needs and backed by excellent customer support.

Combine your Tokyo flight with a hotel and/or car rental for a package deal designed to save you even more money! Discover additional savings by booking in advance or find a last minute deal. There are tons of ways to save on your flights from Seattle to Tokyo with Expedia. Use us as your stop travel destination and have the confidence that you’re getting a bargain!

Frequently asked questions

How much is a flight from SEA to Tokyo Haneda Airport?
If you're planning on travelling between Sea-Tac Airport and Tokyo Haneda Airport, round-trip journeys start from S$964. 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 cancelled 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 kilometres, 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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