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

Return flights

07 Dec - 14 Dec	Frontier Airlines
15 Dec - 22 Dec	Hawaiian Airlines
29 Dec - 08 Jan	Frontier Airlines
30 Dec - 08 Jan	Frontier Airlines
12 Dec - 19 Dec	Hawaiian Airlines
23 Dec - 30 Dec	Alaska Airlines
17 Dec - 24 Dec	Korean Air
20 Dec - 09 Jan	Frontier Airlines
20 Dec - 30 Dec	WestJet

Also check the deals for one-way flights from Sacramento 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 Sacramento to Tokyo in December from $698

Return flights