AirHint found the following cheapest one-way flights from Seattle (SEA) to Tokyo (NRT) in November 2025 (see full year).

One-Way flights

06 Nov	Asiana Airlines
05 Nov	Asiana Airlines
08 Nov	Asiana Airlines
07 Nov	Asiana Airlines
30 Nov	Alaska Airlines	direct
05 Nov	Hawaiian Airlines	direct
03 Nov	Alaska Airlines	direct
24 Nov	Japan Airlines	direct
25 Nov	Japan Airlines	direct
08 Nov	Alaska Airlines	direct

Also check the deals for return flights from Seattle to Tokyo in November.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest one-way flights from Seattle to Tokyo in November from $354

One-Way flights