Cheapest one-way flights from San Diego to Las Vegas in January from $25

AirHint found the following cheapest one-way flights from San Diego (SAN) to Las Vegas (LAS) in January 2026 (see full year).

One-Way flights

01 Jan Frontier Airlines direct
12 Jan Frontier Airlines direct
07 Jan Frontier Airlines direct
08 Jan Frontier Airlines direct
15 Jan Frontier Airlines direct
21 Jan Alaska Airlines direct
03 Jan Frontier Airlines direct
31 Jan Alaska Airlines direct
27 Jan Southwest Airlines direct
09 Jan Frontier Airlines direct

Also check the deals for return flights from San Diego to Las Vegas in January.

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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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