AirHint found the following cheapest return flights from Sacramento (SMF) to Las Vegas (LAS) in January 2026 (see full year).

Return flights

12 Jan - 15 Jan	Frontier Airlines
09 Jan - 11 Jan	Frontier Airlines
24 Jan - 25 Jan	Hawaiian Airlines
21 Jan - 25 Jan	Alaska Airlines
31 Jan - 01 Feb	Alaska Airlines
31 Jan - 01 Feb	Southwest Airlines	direct
21 Jan - 25 Jan	Southwest Airlines	direct
24 Jan - 25 Jan	Southwest Airlines	direct
09 Jan - 11 Jan	Southwest Airlines	direct
02 Jan - 04 Jan	Frontier Airlines

Also check the deals for one-way flights from Sacramento to Las Vegas in January.

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 Sacramento to Las Vegas in January from $121

Return flights