Cheapest return flights from Las Vegas to San Juan in August from $273

AirHint found the following cheapest return flights from Las Vegas (LAS) to San Juan (SJU) in August 2025 (see full year).

Return flights

02 Aug - 08 Aug Spirit Airlines
05 Aug - 08 Aug Spirit Airlines
02 Aug - 07 Aug Spirit Airlines
02 Aug - 09 Aug Spirit Airlines
18 Aug - 23 Aug Frontier Airlines
05 Aug - 14 Aug Spirit Airlines
05 Aug - 09 Aug Spirit Airlines
02 Aug - 06 Aug Spirit Airlines
07 Aug - 08 Aug Spirit Airlines
29 Aug - 14 Sep Spirit Airlines
07 Aug - 12 Aug Spirit Airlines
29 Aug - 08 Sep Spirit Airlines
20 Aug - 08 Sep Spirit Airlines
18 Aug - 08 Sep Spirit Airlines
28 Aug - 14 Sep Spirit Airlines
29 Aug - 02 Sep Spirit Airlines
28 Aug - 08 Sep Spirit Airlines
29 Aug - 01 Sep Frontier Airlines
16 Aug - 01 Sep Spirit Airlines
28 Aug - 01 Sep Frontier Airlines

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

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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