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

Return flights

31 Dec - 20 Jan	Alaska Airlines
31 Dec - 15 Jan	EVA Air
29 Dec - 21 Jan	Alaska Airlines
29 Dec - 15 Jan	Alaska Airlines
27 Dec - 19 Jan	Alaska Airlines
31 Dec - 24 Jan	EVA Air
27 Dec - 08 Jan	Hawaiian Airlines
30 Dec - 05 Jan	Zipair
31 Dec - 01 Jan	Hawaiian Airlines
29 Dec - 11 Jan	EVA Air
28 Dec - 30 Dec	Japan Airlines

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

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 return flights from San Jose to Tokyo in December from $1165

Return flights