Cheapest return flights from Seattle to Tokyo in December from 512€

AirHint found the following cheapest return flights from Seattle (SEA) to Tokyo (NRT) in December 2025 (see full year).

Return flights

01 Dec - 03 Dec Asiana Airlines
31 Dec - 16 Jan Hawaiian Airlines
01 Dec - 17 Dec Korean Air
10 Dec - 17 Dec Japan Airlines direct
01 Dec - 08 Dec Japan Airlines direct
04 Dec - 11 Dec Japan Airlines
06 Dec - 13 Dec Japan Airlines direct
06 Dec - 27 Dec United
07 Dec - 27 Dec Hawaiian Airlines
07 Dec - 14 Dec Japan Airlines direct
08 Dec - 15 Dec Japan Airlines direct
09 Dec - 12 Jan Japan Airlines
31 Dec - 07 Jan Alaska Airlines
28 Dec - 11 Jan Alaska Airlines
26 Dec - 09 Jan Alaska Airlines
27 Dec - 10 Jan Alaska Airlines
25 Dec - 11 Jan Alaska Airlines
24 Dec - 10 Jan Air Canada
28 Dec - 06 Jan Alaska Airlines
20 Dec - 12 Jan WestJet

Also check the deals for one-way flights from Seattle to Tokyo in December.

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