Cheapest return flights from Las Vegas (LAS) to San Diego (SAN), September

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
15 Sep 16 Sep Frontier Airlines
Direct Flight
29 Sep 30 Sep Frontier Airlines
Direct Flight
29 Sep 07 Oct Frontier Airlines
Direct Flight
23 Sep 26 Sep Frontier Airlines
Direct Flight
30 Sep 07 Oct Frontier Airlines
Direct Flight
17 Sep 19 Sep Frontier Airlines
Direct Flight
25 Sep 26 Sep Frontier Airlines
Direct Flight
28 Sep 01 Oct Frontier Airlines
Direct Flight
26 Sep 27 Sep Frontier Airlines
Direct Flight
23 Sep 27 Sep Frontier Airlines
Direct Flight
21 Sep 23 Sep Frontier Airlines
Direct Flight
25 Sep 02 Oct Frontier Airlines
Direct Flight
18 Sep 20 Sep Frontier Airlines
Direct Flight
22 Sep 24 Sep Frontier Airlines
03 Sep 07 Oct Frontier Airlines
Direct Flight
03 Sep 02 Oct Frontier Airlines
Direct Flight
05 Sep 07 Oct Frontier Airlines
05 Sep 07 Oct Alaska Airlines
Direct Flight
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deals for one-way flights from Las Vegas to San Diego in September.

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Updated Aug 26, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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