For unlimited data, Holafly is the best option — unlimited Costa Rica plans start at $19 for 5 days, ideal for remote workers posting up in surf towns like Tamarindo or Santa Teresa. And for best per-GB value, Saily starts at just $4. 49/1GB with strong coverage across tourist. We've compared 959 eSIM plans from 36 providers for Costa Rica to help you find the perfect option. Our recommendations are based on price, network quality, and features—no sponsored placements. If you buy through our links, we earn a small. A travel eSIM is the most cost-efficient and convenient way to get data seamlessly, allowing you to skip the chaotic airport physical SIM card queues at San José (SJO) or Liberia (LIR) and avoid exorbitant roaming fees from your home carrier. This guide provides a direct comparison of the best eSIM. Costa Rica has solid 4G coverage in cities and tourist areas, with GigSky, Airalo and Holafly consistently recommended for reliable connectivity across the country. Pin for later! What Is The Cheapest eSIM For Costa Rica? Most Reliable eSIM For Remote Areas In Costa Rica? How reliable is the. Before showing you the two best eSIMs for Costa Rica read the following carefully: Make sure your phone is unlocked and eSIM compatible. If not, an eSIM won't work on your phone! 1.