Cheap flights from Seattle to Boso Peninsula

View AU$606 flight on Sun, 7 Sep. 2025Opens in a new window

Popular airlines from Seattle to Boso Peninsula

  • United

    United

  • Alaska Airlines

    Alaska Airlines

  • American Airlines

    American Airlines

  • Japan Airlines

    Japan Airlines

  • Korean Air

    Korean Air

  • Air Canada

    Air Canada

  • Delta

    Delta

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Cheap Flights from Seattle (SEA) to Boso Peninsula (TYO)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sun, 7 Sep. - Tue, 23 Sep.
SEA
Seattle
HND
Tokyo
AU$1,157 Return, found 5 hours ago
AU$1,157
Return
found 5 hours ago
Select United flight, departing Sun, 7 Sep. from Seattle to Tokyo, returning Tue, 23 Sep., priced at AU$1,157 found 5 hours ago
United
Sun, 7 Sep. - Tue, 23 Sep.
SEA
Seattle
HND
Tokyo
AU$1,157 Return, found 5 hours ago
AU$1,157
Return
found 5 hours ago
Select United flight, departing Sun, 7 Sep. from Seattle to Tokyo, returning Tue, 23 Sep., priced at AU$1,157 found 5 hours ago
Delta
Sun, 7 Sep. - Tue, 23 Sep.
SEA
Seattle
HND
Tokyo
AU$1,159 Return, found 5 hours ago
AU$1,159
Return
found 5 hours ago
Select Delta flight, departing Sun, 7 Sep. from Seattle to Tokyo, returning Tue, 23 Sep., priced at AU$1,159 found 5 hours ago
Alaska Airlines
Thu, 15 Jan. - Wed, 21 Jan.
SEA
Seattle
NRT
Tokyo
AU$1,159 Return, found 3 hours ago
AU$1,159
Return
found 3 hours ago
Select Alaska Airlines flight, departing Thu, 15 Jan. from Seattle to Tokyo, returning Wed, 21 Jan., priced at AU$1,159 found 3 hours ago
Air Canada
Sun, 7 Sep. - Tue, 23 Sep.
SEA
Seattle
NRT
Tokyo
AU$1,164 Return, found 2 days ago
AU$1,164
Return
found 2 days ago
Select Air Canada flight, departing Sun, 7 Sep. from Seattle to Tokyo, returning Tue, 23 Sep., priced at AU$1,164 found 2 days ago
Asiana Airlines
Thu, 15 Jan. - Wed, 21 Jan.
SEA
Seattle
NRT
Tokyo
AU$1,187 Return, found 3 hours ago
AU$1,187
Return
found 3 hours ago
Select Asiana Airlines flight, departing Thu, 15 Jan. from Seattle to Tokyo, returning Wed, 21 Jan., priced at AU$1,187 found 3 hours ago

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

September is typically the cheapest month to fly

From AU$1,072 - AU$1,753 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.