Cheapest return flights from Los Angeles to San Juan in April from $244

AirHint found the following cheapest return flights from Los Angeles (LAX) to San Juan (SJU) in April 2026 (see full year).

Return flights

01 Apr - 08 Apr Frontier Airlines
26 Apr - 01 May United
03 Apr - 07 Apr Frontier Airlines
10 Apr - 12 Apr Frontier Airlines
08 Apr - 18 Apr Frontier Airlines
01 Apr - 15 Apr United
10 Apr - 19 Apr Frontier Airlines
06 Apr - 10 Apr jetBlue
21 Apr - 10 May Spirit Airlines
21 Apr - 08 May Spirit Airlines
21 Apr - 01 May Spirit Airlines
27 Apr - 10 May Spirit Airlines
27 Apr - 08 May Spirit Airlines
27 Apr - 01 May Spirit Airlines
21 Apr - 11 May Spirit Airlines
21 Apr - 02 May Spirit Airlines
27 Apr - 11 May Spirit Airlines
16 Apr - 19 Apr Southwest Airlines
06 Apr - 17 Apr Spirit Airlines
06 Apr - 18 Apr Spirit Airlines

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

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