Cheapest one-way SEA–NRT flights, December

AirHint found the following cheapest one-way flights from Seattle (SEA) to Tokyo (NRT) in December 2026 (see full year).

One-Way flights

27 Dec Japan Airlines direct
14 Dec Korean Air
25 Dec Asiana Airlines
24 Dec Korean Air
23 Dec Korean Air
11 Dec Korean Air
18 Dec Korean Air
14 Dec Alaska Airlines direct
24 Dec Alaska Airlines direct
23 Dec Japan Airlines direct

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

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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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