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

Return flights

01 Dec - 09 Dec	Air Canada
03 Dec - 10 Dec	Air Canada
01 Dec - 13 Dec	Air Canada
08 Dec - 15 Dec	Asiana Airlines
06 Dec - 19 Dec	Air Canada
09 Dec - 18 Dec	Air Canada
09 Dec - 13 Dec	Air Canada
08 Dec - 24 Dec	Japan Airlines	direct
29 Dec - 15 Jan	Japan Airlines	direct
30 Dec - 14 Jan	Air Canada
01 Dec - 22 Dec	Hawaiian Airlines
01 Dec - 13 Dec	Japan Airlines	direct
26 Dec - 16 Jan	Hawaiian Airlines
29 Dec - 12 Jan	Japan Airlines	direct
30 Dec - 07 Jan	Air Canada
29 Dec - 09 Jan	Asiana Airlines
25 Dec - 08 Jan	Japan Airlines
29 Dec - 06 Jan	Japan Airlines
26 Dec - 08 Jan	WestJet
24 Dec - 24 Jan	United

Also check the deals for one-way flights from San Diego 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 Diego to Tokyo in December from $701

Return flights