Cheapest return flights from Los Angeles to San Juan in October from $255

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

Return flights

17 Oct - 19 Oct Frontier Airlines
16 Oct - 23 Oct Frontier Airlines
02 Oct - 09 Oct Frontier Airlines
08 Oct - 23 Oct Spirit Airlines
15 Oct - 23 Oct Spirit Airlines
24 Oct - 29 Oct Spirit Airlines
08 Oct - 13 Oct Frontier Airlines
12 Oct - 19 Oct Frontier Airlines
08 Oct - 12 Oct Frontier Airlines
02 Oct - 06 Oct Frontier Airlines
26 Oct - 02 Nov United
19 Oct - 02 Nov Southwest Airlines
15 Oct - 02 Nov Spirit Airlines
26 Oct - 09 Nov Frontier Airlines
18 Oct - 06 Nov Spirit Airlines
18 Oct - 02 Nov Spirit Airlines
31 Oct - 11 Nov Spirit Airlines
20 Oct - 06 Nov Spirit Airlines
20 Oct - 02 Nov Spirit Airlines
20 Oct - 09 Nov Spirit Airlines

Also check the deals for one-way flights from Los Angeles to San Juan in October.

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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