Cheapest one-way flights from San Jose to San Juan in December from 117€

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

One-Way flights

22 Dec Avianca direct
11 Dec Avianca direct
10 Dec Avianca
08 Dec Avianca direct
09 Dec Avianca
23 Dec Copa
07 Dec Avianca

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

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.

Book a cheap hotel in San Juan

Cheap car rent in San Juan

Feel free to contact us with any feedback or request another flight research.