- (Mislocated duplicate of MRLB) LIR
- Agropecuaria Playa Caletas Airport
- Cabo Velas Airport
- Catsa Airport
- Ciruelas Airport
- Codela Airport
- Coyolar Airport
- El Cerrito Airport
- Flamingo Airport
- Flying Crocodile Airport
- Garza Airport
- Guanacaste Airport
- Guanacaste Airport
- Hacienda La Pacífica Airport
- Hacienda Manzanillo Heleport
- Islita Airport
- La Cueva Airport
- La Flor Airport
- La Guinea Airport
- La Javilla Airport
- La Zampoña Airport
- La Zopilota Airport
- Las Piedras Airport
- Las Trancas Airport
- LIR (Mislocated duplicate of ident: MRLB?)
- Mojica Airport
- Monte Alto Airport
- Monte Reina Airport
- Murcielago Airport
- Nosara Airport
- Palo Arco Airport
- Pelon Nuevo Airport
- Peñas Blancas Airport
- Playa Samara/Carrillo Airport
- Rancho Humo Airport
- Río Perdido Heliport.
- Santa Cruz Airport
- Taboga Airport
- Talolinga Airport
- Tamarindo Airport
- Zapotal De Guanacaste Airport