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

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
29 Dec Asiana Airlines
23 Dec Asiana Airlines
26 Dec Hainan Airlines
29 Dec ANA
Direct Flight
06 Dec United
Direct Flight
27 Dec ANA
Direct Flight
26 Dec ANA
Direct Flight
15 Dec Asiana Airlines
04 Dec ANA
Direct Flight
11 Dec China Airlines
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deals for return flights from Seattle to Tokyo in December.

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Updated Jul 20, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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