Cheapest one-way flights from Seattle to Oakland in December from $129

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

One-Way flights

30 Dec Alaska Airlines direct
24 Dec Alaska Airlines direct
20 Dec Alaska Airlines direct
19 Dec Alaska Airlines direct
18 Dec Alaska Airlines direct
23 Dec Southwest Airlines direct
10 Dec Alaska Airlines direct
13 Dec Alaska Airlines direct
14 Dec Alaska Airlines direct
11 Dec Alaska Airlines direct

Also check the deals for return flights from Seattle to Oakland in December.

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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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