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

Return flights

02 Nov - 16 Nov	Frontier Airlines
09 Nov - 16 Nov	Frontier Airlines
06 Nov - 14 Nov	Frontier Airlines
02 Nov - 09 Nov	Frontier Airlines
06 Nov - 11 Nov	Frontier Airlines
23 Nov - 07 Dec	United
09 Nov - 23 Nov	American Airlines
16 Nov - 23 Nov	Frontier Airlines
30 Nov - 07 Dec	Sun Country Airlines
30 Nov - 14 Dec	Sun Country Airlines
16 Nov - 30 Nov	Spirit Airlines
30 Nov - 20 Dec	Sun Country Airlines
23 Nov - 30 Nov	Sun Country Airlines
25 Nov - 01 Dec	Volaris

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

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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Cheapest return flights from Los Angeles to San Juan in November from $293

Return flights