Cheapest return flights from San Francisco to Las Vegas in September from $66

AirHint found the following cheapest return flights from San Francisco (SFO) to Las Vegas (LAS) in September 2025 (see full year).

Return flights

28 Sep - 01 Oct Frontier Airlines
20 Sep - 24 Sep Hawaiian Airlines direct
02 Sep - 05 Sep Hawaiian Airlines direct
18 Sep - 24 Sep Frontier Airlines
10 Sep - 13 Sep Hawaiian Airlines direct
09 Sep - 24 Oct Hawaiian Airlines direct
10 Sep - 12 Sep Frontier Airlines direct
28 Sep - 01 Oct Hawaiian Airlines direct
10 Sep - 17 Sep Frontier Airlines direct
24 Sep - 09 Oct Frontier Airlines direct
02 Sep - 10 Sep Frontier Airlines direct
03 Sep - 10 Sep Frontier Airlines direct
27 Sep - 29 Sep Alaska Airlines direct
17 Sep - 22 Sep Alaska Airlines direct
25 Sep - 07 Oct Frontier Airlines direct
26 Sep - 04 Oct Frontier Airlines direct
30 Sep - 06 Oct Frontier Airlines direct
27 Sep - 06 Oct Frontier Airlines direct
25 Sep - 06 Oct Frontier Airlines direct
26 Sep - 06 Oct Frontier Airlines direct

Also check the deals for one-way flights from San Francisco to Las Vegas in September.

Skyscanner

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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