| Key Largo to Sabadell | 4,718.84 mi (7,594.24 km) |
| Key Largo to Sabinanigo | 4,579.54 mi (7,370.05 km) |
| Key Largo to Sagunto | 4,630.66 mi (7,452.34 km) |
| Key Largo to Salamanca | 4,334.19 mi (6,975.21 km) |
| Key Largo to Salobrena | 4,505.29 mi (7,250.57 km) |
| Key Largo to Salou | 4,678.11 mi (7,528.68 km) |
| Key Largo to Salt | 4,745.03 mi (7,636.39 km) |
| Key Largo to Salvatierra de Mino | 4,176.75 mi (6,721.83 km) |
| Key Largo to Sama | 4,305.05 mi (6,928.31 km) |
| Key Largo to San Adrian de Besos | 4,726.48 mi (7,606.54 km) |
| Key Largo to San Agustin de Guadalix | 4,443.14 mi (7,150.55 km) |
| Key Largo to San Andres de la Barca | 4,714.10 mi (7,586.61 km) |
| Key Largo to San Andres de Llevaneras | 4,737.13 mi (7,623.67 km) |
| Key Largo to San Andres del Rabanedo | 4,317.12 mi (6,947.74 km) |
| Key Largo to San Bartolome | 3,965.15 mi (6,381.29 km) |
