Cheapest return flights from San Jose to San Juan in June from $535

Best time to book flights for San Jose (SJC) to San Juan (SJU) flights at AirHint

AirHint found the following cheapest return flights from San Jose (SJC) to San Juan (SJU) in June 2025 (see full year).

Return flights

08 Jun - 16 Jun Delta
10 Jun - 15 Jun Spirit Airlines
20 Jun - 31 Jul Alaska Airlines
22 Jun - 28 Jun Alaska Airlines
17 Jun - 24 Jun Alaska Airlines
18 Jun - 24 Jun Alaska Airlines
19 Jun - 24 Jun Alaska Airlines
02 Jun - 06 Jun Alaska Airlines
13 Jun - 21 Jun Alaska Airlines
18 Jun - 23 Jun Alaska Airlines
12 Jun - 19 Jun Alaska Airlines
25 Jun - 01 Jul Alaska Airlines

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

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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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