| Aveiro to Siran | 2,481.87 mi (3,994.18 km) |
| Aveiro to Sirnak | 2,711.13 mi (4,363.14 km) |
| Aveiro to Sirvan | 2,675.87 mi (4,306.39 km) |
| Aveiro to Sivas | 2,383.49 mi (3,835.86 km) |
| Aveiro to Sivasli | 2,031.23 mi (3,268.95 km) |
| Aveiro to Siverek | 2,544.46 mi (4,094.91 km) |
| Aveiro to Sivrice | 2,528.18 mi (4,068.71 km) |
| Aveiro to Sivrihisar | 2,108.73 mi (3,393.68 km) |
| Aveiro to Sogut | 2,029.06 mi (3,265.46 km) |
| Aveiro to Sogutlu | 2,030.52 mi (3,267.80 km) |
| Aveiro to Soke | 1,927.70 mi (3,102.34 km) |
| Aveiro to Solhan | 2,605.34 mi (4,192.89 km) |
| Aveiro to Soma | 1,910.60 mi (3,074.81 km) |
| Aveiro to Sorgun | 2,289.14 mi (3,684.02 km) |
| Aveiro to Suhut | 2,074.99 mi (3,339.38 km) |
