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

Return flights

11 Jun - 18 Jun	Southwest Airlines
10 Jun - 17 Jun	Southwest Airlines
04 Jun - 09 Jun	Southwest Airlines
10 Jun - 18 Jun	Southwest Airlines
24 Jun - 03 Jul	Southwest Airlines
09 Jun - 16 Jun	United
03 Jun - 10 Jun	United
07 Jun - 14 Jun	United
25 Jun - 02 Jul	United
25 Jun - 03 Jul	United
03 Jun - 18 Jun	Spirit Airlines
03 Jun - 04 Jun	Spirit Airlines
03 Jun - 05 Jun	Spirit Airlines
24 Jun - 01 Jul	United
24 Jun - 11 Jul	Spirit Airlines
24 Jun - 14 Jul	Spirit Airlines
29 Jun - 06 Jul	United
26 Jun - 02 Jul	United
30 Jun - 07 Jul	United
24 Jun - 04 Jul	Spirit Airlines

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

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 June from 275€

Return flights