Cheapest return flights from Los Angeles to San Juan in August from $282

Best time to book flights for Los Angeles (LAX) to San Juan (SJU) flights at AirHint

AirHint found the following cheapest return flights from Los Angeles (LAX) to San Juan (SJU) in August 2025 (see full year).

Return flights

23 Aug - 30 Aug Spirit Airlines
22 Aug - 26 Aug Frontier Airlines
17 Aug - 23 Aug Frontier Airlines
15 Aug - 19 Aug Frontier Airlines
20 Aug - 25 Aug Frontier Airlines
19 Aug - 24 Aug Frontier Airlines
28 Aug - 31 Aug Frontier Airlines
12 Aug - 17 Aug Frontier Airlines
13 Aug - 18 Aug Frontier Airlines
28 Aug - 04 Sep Frontier Airlines
28 Aug - 01 Sep Frontier Airlines
29 Aug - 01 Sep Frontier Airlines
29 Aug - 03 Sep Frontier Airlines
13 Aug - 19 Aug Frontier Airlines
27 Aug - 07 Sep Frontier Airlines

Also check the deals for one-way flights from Los Angeles 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.

Book a cheap hotel in San Juan

Cheap car rent in San Juan