Cheapest one-way flights from San Jose to San Juan in May from $282

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

AirHint found the following cheapest one-way flights from San Jose (SJC) to San Juan (SJU) in May 2025 (see full year).

One-Way flights

05 May Alaska Airlines
17 May Alaska Airlines
01 May Alaska Airlines
11 May Alaska Airlines
18 May Alaska Airlines
19 May Alaska Airlines
20 May Alaska Airlines
13 May Alaska Airlines
02 May Alaska Airlines
04 May Alaska Airlines

Also check the deals for return flights from San Jose to San Juan in May.

Skyscanner

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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