| Aveiro to Sestu | 942.40 mi (1,516.65 km) |
| Aveiro to Settimo Torinese | 885.43 mi (1,424.97 km) |
| Aveiro to Seveso | 958.74 mi (1,542.95 km) |
| Aveiro to Sezze | 1,129.89 mi (1,818.38 km) |
| Aveiro to Siano | 1,218.92 mi (1,961.67 km) |
| Aveiro to Siena | 1,040.37 mi (1,674.32 km) |
| Aveiro to Signa | 1,031.28 mi (1,659.68 km) |
| Aveiro to Silea | 1,107.72 mi (1,782.71 km) |
| Aveiro to Silvi Paese | 1,180.29 mi (1,899.49 km) |
| Aveiro to Sinalunga | 1,060.19 mi (1,706.21 km) |
| Aveiro to Siniscola | 960.66 mi (1,546.03 km) |
| Aveiro to Sinnai | 948.20 mi (1,525.98 km) |
| Aveiro to Siracusa | 1,307.11 mi (2,103.58 km) |
| Aveiro to Solaro | 955.74 mi (1,538.12 km) |
| Aveiro to Soliera | 1,030.96 mi (1,659.17 km) |
