Cheapest return flights from Seattle to Oakland in December from $161

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

Return flights

24 Dec - 06 Jan Alaska Airlines direct
31 Dec - 02 Jan Alaska Airlines direct
19 Dec - 07 Jan Hawaiian Airlines direct
31 Dec - 04 Jan Hawaiian Airlines direct
30 Dec - 02 Jan Southwest Airlines direct
17 Dec - 02 Jan Southwest Airlines direct
26 Dec - 31 Dec Hawaiian Airlines direct
26 Dec - 02 Jan Hawaiian Airlines direct
26 Dec - 28 Dec Hawaiian Airlines direct
25 Dec - 30 Dec Alaska Airlines direct
17 Dec - 03 Jan Hawaiian Airlines direct
29 Dec - 04 Jan Hawaiian Airlines direct
26 Dec - 04 Jan Hawaiian Airlines direct
14 Dec - 18 Dec Alaska Airlines direct
24 Dec - 30 Dec Alaska Airlines
24 Dec - 30 Dec Alaska Airlines direct
18 Dec - 23 Dec Alaska Airlines direct
20 Dec - 24 Dec Alaska Airlines direct
22 Dec - 26 Dec Hawaiian Airlines direct
18 Dec - 20 Dec Southwest Airlines

Also check the deals for one-way flights from Seattle to Oakland in December.

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