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

Return flights

15 Dec - 17 Dec	Southwest Airlines	direct
05 Dec - 08 Dec	Southwest Airlines
18 Dec - 04 Jan	Southwest Airlines
21 Dec - 04 Jan	Southwest Airlines
24 Dec - 02 Jan	Spirit Airlines	direct
31 Dec - 02 Jan	Spirit Airlines	direct
25 Dec - 28 Dec	Spirit Airlines	direct
21 Dec - 04 Jan	Spirit Airlines	direct
18 Dec - 04 Jan	Spirit Airlines	direct

Also check the deals for one-way flights from Oakland to Las Vegas 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 Las Vegas in December from $97

Return flights