Cheapest return flights from Oakland to Seattle in December from $157

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

Return flights

31 Dec - 01 Jan Alaska Airlines direct
30 Dec - 01 Jan Alaska Airlines direct
25 Dec - 31 Dec Alaska Airlines direct
25 Dec - 01 Jan Alaska Airlines direct
23 Dec - 31 Dec Alaska Airlines direct
30 Dec - 06 Jan Alaska Airlines direct
17 Dec - 01 Jan Hawaiian Airlines direct
18 Dec - 24 Dec Alaska Airlines direct
29 Dec - 01 Jan Alaska Airlines direct
21 Dec - 25 Dec Alaska Airlines direct
22 Dec - 31 Dec Alaska Airlines direct
26 Dec - 31 Dec Hawaiian Airlines direct
31 Dec - 03 Jan Alaska Airlines direct
29 Dec - 05 Jan Hawaiian Airlines direct
19 Dec - 21 Dec Hawaiian Airlines direct
18 Dec - 20 Dec Alaska Airlines direct
18 Dec - 21 Dec Alaska Airlines direct
19 Dec - 05 Jan Alaska Airlines direct
28 Dec - 30 Dec Hawaiian Airlines direct
25 Dec - 03 Jan Alaska Airlines direct

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

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