| Donostia to Srbobran | 1,081.29 mi (1,740.16 km) |
| Donostia to Sremska Kamenica | 1,084.09 mi (1,744.67 km) |
| Donostia to Sremska Mitrovica | 1,073.39 mi (1,727.46 km) |
| Donostia to Sremski Karlovci | 1,088.69 mi (1,752.08 km) |
| Donostia to Stara Pazova | 1,100.44 mi (1,770.99 km) |
| Donostia to Subotica | 1,076.58 mi (1,732.59 km) |
| Donostia to Surcin | 1,106.63 mi (1,780.95 km) |
| Donostia to Surdulica | 1,216.56 mi (1,957.86 km) |
| Donostia to Svilajnac | 1,154.39 mi (1,857.81 km) |
| Donostia to Svrljig | 1,206.10 mi (1,941.03 km) |
| Donostia to Temerin | 1,086.12 mi (1,747.94 km) |
| Donostia to Titel | 1,106.53 mi (1,780.79 km) |
| Donostia to Topola | 1,128.34 mi (1,815.88 km) |
| Donostia to Trgoviste | 1,217.26 mi (1,958.99 km) |
| Donostia to Trstenik | 1,148.67 mi (1,848.60 km) |
