Cheapest return flights from San Jose to San Juan in January from 202€

AirHint found the following cheapest return flights from San Jose (SJO) to San Juan (SJU) in January 2026 (see full year).

Return flights

14 Jan - 20 Jan Avianca
22 Jan - 27 Jan Avianca
15 Jan - 20 Jan Avianca
01 Jan - 21 Jan Avianca
11 Jan - 16 Jan Copa
22 Jan - 31 Jan Spirit Airlines
15 Jan - 27 Jan Spirit Airlines
15 Jan - 21 Jan Spirit Airlines
16 Jan - 27 Jan Spirit Airlines
16 Jan - 21 Jan Spirit Airlines

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

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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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