Cheapest one-way flights from San Jose to La Fortuna/San Carlos in December from 96€

AirHint found the following cheapest one-way flights from San Jose (SJO) to La Fortuna/San Carlos (FON) in December 2025 (see full year).

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.