| Povoa de Varzim to Solofra | 1,225.97 mi (1,973.01 km) |
| Povoa de Varzim to Somma Lombardo | 921.56 mi (1,483.10 km) |
| Povoa de Varzim to Somma Vesuviana | 1,204.23 mi (1,938.03 km) |
| Povoa de Varzim to Sommacampagna | 1,020.17 mi (1,641.80 km) |
| Povoa de Varzim to Sona | 1,019.72 mi (1,641.08 km) |
| Povoa de Varzim to Sondrio | 983.83 mi (1,583.32 km) |
| Povoa de Varzim to Sora | 1,154.09 mi (1,857.33 km) |
| Povoa de Varzim to Sorbolo | 995.46 mi (1,602.05 km) |
| Povoa de Varzim to Soresina | 971.31 mi (1,563.17 km) |
| Povoa de Varzim to Sorisole | 967.46 mi (1,556.98 km) |
| Povoa de Varzim to Sorrento | 1,203.82 mi (1,937.36 km) |
| Povoa de Varzim to Sorso | 902.26 mi (1,452.05 km) |
| Povoa de Varzim to Sortino | 1,301.11 mi (2,093.93 km) |
| Povoa de Varzim to Soverato Marina | 1,347.05 mi (2,167.87 km) |
| Povoa de Varzim to Sovicille | 1,027.18 mi (1,653.09 km) |
