Cheapest one-way flights from Seattle (SEA) to Tokyo (HND), September

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
03 Sep Cathay Pacific
09 Sep Philippine Airlines
29 Sep Frontier Airlines
01 Sep Asiana Airlines
02 Sep Philippine Airlines
10 Sep Cathay Pacific
08 Sep Cathay Pacific
07 Sep Cathay Pacific
12 Sep Asiana Airlines
05 Sep Alaska Airlines
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deals for return flights from Seattle to Tokyo in September.

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Updated Jul 19, 2026.

About these fares

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