MR - Bylo nalezeno 116 letišť. Zobrazena letiště 101 - 116.
| Název letiště | ICAO kód | IATA kód |
| Santa Maria | MRSM | |
| Sirena | MRSN | |
| Santa Maria de Guacimo | MRSO | |
| San Pedro | MRSP | |
| Sarapiqui | MRSQ | |
| Samara | MRSR | |
| San Joaquin de Abangares | MRSS | |
| San Agustin | MRST | |
| San Vito de Jaba | MRSV | |
| Sixaola | MRSX | |
| Ticaban | MRTB | |
| Taboga | MRTG | |
| Talolinga | MRTL | |
| Tamarino de Santa Cruz | MRTM | TNO |
| Tambor | MRTR | TMU |
| Upala | MRUP | UPL |