| Marlow to Sestu | 971.59 mi (1,563.63 km) |
| Marlow to Settimo Torinese | 592.33 mi (953.26 km) |
| Marlow to Seveso | 609.75 mi (981.29 km) |
| Marlow to Sezze | 954.61 mi (1,536.30 km) |
| Marlow to Siano | 1,045.36 mi (1,682.34 km) |
| Marlow to Siena | 801.36 mi (1,289.66 km) |
| Marlow to Signa | 769.50 mi (1,238.39 km) |
| Marlow to Silea | 722.12 mi (1,162.15 km) |
| Marlow to Silvi Paese | 934.89 mi (1,504.56 km) |
| Marlow to Sinalunga | 819.86 mi (1,319.44 km) |
| Marlow to Siniscola | 908.69 mi (1,462.39 km) |
| Marlow to Sinnai | 974.02 mi (1,567.53 km) |
| Marlow to Siracusa | 1,272.64 mi (2,048.11 km) |
| Marlow to Solaro | 609.36 mi (980.66 km) |
| Marlow to Soliera | 715.33 mi (1,151.21 km) |
