| Dayton to Sestu | 4,713.26 mi (7,585.26 km) |
| Dayton to Settimo Torinese | 4,437.32 mi (7,141.17 km) |
| Dayton to Seveso | 4,475.35 mi (7,202.38 km) |
| Dayton to Sezze | 4,797.92 mi (7,721.50 km) |
| Dayton to Siano | 4,894.75 mi (7,877.34 km) |
| Dayton to Siena | 4,653.56 mi (7,489.19 km) |
| Dayton to Signa | 4,626.03 mi (7,444.88 km) |
| Dayton to Silea | 4,603.11 mi (7,408.00 km) |
| Dayton to Silvi Paese | 4,799.51 mi (7,724.06 km) |
| Dayton to Sinalunga | 4,674.24 mi (7,522.46 km) |
| Dayton to Siniscola | 4,690.21 mi (7,548.16 km) |
| Dayton to Sinnai | 4,718.05 mi (7,592.97 km) |
| Dayton to Siracusa | 5,075.90 mi (8,168.88 km) |
| Dayton to Solaro | 4,474.20 mi (7,200.53 km) |
| Dayton to Soliera | 4,582.36 mi (7,374.60 km) |
