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

Return flights

08 Dec - 12 Dec	Hawaiian Airlines
09 Dec - 17 Dec	Hawaiian Airlines
13 Dec - 04 Jan	Korean Air
23 Dec - 06 Jan	Alaska Airlines
27 Dec - 03 Jan	Alaska Airlines
13 Dec - 03 Jan	Korean Air
24 Dec - 03 Jan	Japan Airlines
20 Dec - 06 Jan	Alaska 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 786€

Return flights