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

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Dates, airline, and price
Dates	Airline	Price
28 Dec	Asiana Airlines
27 Dec	Asiana Airlines
14 Dec	WestJet
26 Dec	Alaska Airlines
27 Dec	Japan Airlines Direct Flight
07 Dec	Japan Airlines Direct Flight
28 Dec	Japan Airlines Direct Flight
26 Dec	Japan Airlines Direct Flight
14 Dec	Japan Airlines Direct Flight

deals for return flights from Seattle to Tokyo in December.

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Updated Jul 14, 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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Cheapest one-way flights from Seattle (SEA) to Tokyo (NRT), December

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