| Circleville to Sesena | 4,050.16 mi (6,518.10 km) |
| Circleville to Sestao | 3,982.02 mi (6,408.45 km) |
| Circleville to Sevilla | 4,033.32 mi (6,491.01 km) |
| Circleville to Sevilla La Nueva | 4,026.92 mi (6,480.70 km) |
| Circleville to Silla | 4,228.16 mi (6,804.57 km) |
| Circleville to Silleda | 3,760.54 mi (6,052.01 km) |
| Circleville to Sitges | 4,266.40 mi (6,866.11 km) |
| Circleville to Socuellamos | 4,118.85 mi (6,628.65 km) |
| Circleville to Soller | 4,357.81 mi (7,013.22 km) |
| Circleville to Solsona | 4,227.86 mi (6,804.09 km) |
| Circleville to Son Servera | 4,393.13 mi (7,070.06 km) |
| Circleville to Sonseca | 4,051.25 mi (6,519.85 km) |
| Circleville to Sopelana | 3,981.07 mi (6,406.92 km) |
| Circleville to Soria | 4,054.40 mi (6,524.92 km) |
| Circleville to Suances | 3,931.12 mi (6,326.52 km) |
