There are daily flights from San José to the small airport in Limón (LIO) and the airstrip in Tortuguero (TTQ) via Nature Air and SANSA. Both airlines do an early-morning San José–Limón–Tortuguero–San José run. Nature Air also flies daily to the small airport just across the border in Bocas del Toro, Panama (BOC).
Nature Air. Aeropuerto Juan Santamaría, Pan-American Hwy., San José, San José, 10109. 2299–6000; 800/235–9272; www.natureair.com.
SANSA. 2290–4100; 877/767–2672; www.flysansa.com.