Cheapest one-way flights from San Diego to Las Vegas in December from 21€

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

One-Way flights

14 Dec Frontier Airlines direct
08 Dec Frontier Airlines direct
12 Dec Frontier Airlines direct
11 Dec Frontier Airlines direct
18 Dec Southwest Airlines direct
10 Dec Southwest Airlines direct
21 Dec Frontier Airlines direct
24 Dec Hawaiian Airlines direct
30 Dec Frontier Airlines direct
28 Dec Frontier Airlines direct

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