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

Return flights

29 Dec - 15 Jan	Korean Air
29 Dec - 14 Jan	Korean Air
03 Dec - 10 Dec	Korean Air
27 Dec - 19 Jan	Korean Air
01 Dec - 16 Dec	Korean Air
24 Dec - 14 Jan	Korean Air
13 Dec - 15 Jan	Korean Air
12 Dec - 24 Dec	Korean Air
12 Dec - 25 Dec	Korean Air
17 Dec - 24 Dec	Korean Air
20 Dec - 15 Jan	Korean Air
07 Dec - 26 Dec	Korean Air
23 Dec - 04 Jan	Alaska Airlines
19 Dec - 24 Dec	Korean Air
20 Dec - 27 Dec	Korean Air
28 Dec - 09 Jan	Korean Air
22 Dec - 30 Dec	Korean Air
18 Dec - 30 Dec	Korean Air
13 Dec - 02 Jan	Korean Air
19 Dec - 04 Jan	Korean Air

Also check the deals for one-way flights from Oakland 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 Oakland to Tokyo in December from $1147

Return flights