Cheapest return flights from San Jose to San Juan in March from $239

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 March 2025 (see full year).

Return flights

25 Mar - 28 Mar Frontier Airlines
26 Mar - 30 Mar Frontier Airlines
25 Mar - 03 Apr Alaska Airlines
27 Mar - 03 Apr Alaska Airlines
29 Mar - 02 Apr Alaska Airlines
21 Mar - 29 Mar Spirit Airlines
25 Mar - 04 Apr Alaska Airlines
16 Mar - 23 Mar Spirit Airlines
18 Mar - 02 Apr Alaska Airlines
24 Mar - 28 Mar Alaska Airlines
17 Mar - 21 Mar Alaska Airlines
25 Mar - 31 Mar Alaska Airlines
27 Mar - 30 Mar Alaska Airlines
23 Mar - 28 Mar Alaska Airlines
25 Mar - 30 Mar Alaska Airlines
20 Mar - 01 Apr Alaska Airlines

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

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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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