| Santander to Samsun | 2,034.35 mi (3,273.97 km) |
| Santander to Sanliurfa | 2,260.76 mi (3,638.34 km) |
| Santander to Saray | 1,613.63 mi (2,596.88 km) |
| Santander to Saraykent | 2,029.62 mi (3,266.35 km) |
| Santander to Saraykoy | 1,744.89 mi (2,808.13 km) |
| Santander to Sarayonu | 1,910.30 mi (3,074.33 km) |
| Santander to Sarigol | 1,725.07 mi (2,776.23 km) |
| Santander to Sarikamis | 2,363.92 mi (3,804.36 km) |
| Santander to Sarikaya | 2,027.77 mi (3,263.38 km) |
| Santander to Sarioglan | 2,068.22 mi (3,328.47 km) |
| Santander to Sariveliler | 1,964.85 mi (3,162.12 km) |
| Santander to Sariyer | 1,675.51 mi (2,696.48 km) |
| Santander to Sariz | 2,109.66 mi (3,395.17 km) |
| Santander to Sarkikaraagac | 1,863.06 mi (2,998.31 km) |
| Santander to Sarkisla | 2,082.33 mi (3,351.18 km) |
