Cheapest return flights from San Jose to San Juan in April from $182

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 April 2025 (see full year).

Return flights

23 Apr - 30 Apr Spirit Airlines
01 Apr - 30 Apr Spirit Airlines
12 Apr - 19 Apr Spirit Airlines
30 Apr - 04 May Spirit Airlines
03 Apr - 07 Apr Spirit Airlines
25 Apr - 02 May Spirit Airlines
25 Apr - 27 Apr Spirit Airlines
10 Apr - 14 Apr Spirit Airlines
03 Apr - 08 Apr Alaska Airlines
13 Apr - 19 Apr Alaska Airlines
24 Apr - 30 Apr Alaska Airlines
28 Apr - 04 May Alaska Airlines
22 Apr - 28 Apr Alaska Airlines

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

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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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