AirHint found the following cheapest one-way flights from San Francisco (SFO) to Las Vegas (LAS) in December 2025 (see full year).

One-Way flights

09 Dec	Frontier Airlines	direct
14 Dec	Frontier Airlines	direct
16 Dec	Frontier Airlines	direct
01 Dec	Frontier Airlines	direct
15 Dec	Frontier Airlines	direct
03 Dec	Frontier Airlines	direct
06 Dec	Frontier Airlines	direct
17 Dec	Frontier Airlines	direct
22 Dec	United	direct
23 Dec	United	direct

Also check the deals for return flights from San Francisco 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 one-way flights from San Francisco to Las Vegas in December from 32€

One-Way flights