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

10 dates in October, from $ 399. Book in one tap, or check whether to buy now or wait.

One-wayReturn
Dates, airline, and price
Dates Airline Price
24 Oct Frontier Airlines
27 Oct Cathay Pacific
31 Oct Frontier Airlines
30 Oct Frontier Airlines
28 Oct Frontier Airlines
29 Oct Frontier Airlines
25 Oct Frontier Airlines
20 Oct Frontier Airlines
25 Oct Alaska Airlines
Direct Flight
20 Oct Japan Airlines
Direct Flight
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Updated Oct 11, 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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