Cheapest one-way SEA–HND flights, December

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

One-Way flights

28 Dec United direct
09 Dec Delta direct
10 Dec United direct
13 Dec United
22 Dec Korean Air
11 Dec Korean Air
12 Dec Korean Air
22 Dec Delta direct
19 Dec Korean Air
11 Dec Delta 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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