| Oud-Turnhout to Sofia | 1,044.95 mi (1,681.69 km) |
| Oud-Turnhout to Sopot | 1,102.14 mi (1,773.72 km) |
| Oud-Turnhout to Sozopol | 1,229.40 mi (1,978.52 km) |
| Oud-Turnhout to Sredets | 1,212.16 mi (1,950.78 km) |
| Oud-Turnhout to Stamboliyski | 1,116.93 mi (1,797.52 km) |
| Oud-Turnhout to Stara Zagora | 1,146.99 mi (1,845.90 km) |
| Oud-Turnhout to Svilengrad | 1,198.21 mi (1,928.33 km) |
| Oud-Turnhout to Svishtov | 1,084.71 mi (1,745.68 km) |
| Oud-Turnhout to Targovishte | 1,149.52 mi (1,849.98 km) |
| Oud-Turnhout to Teteven | 1,071.51 mi (1,724.43 km) |
| Oud-Turnhout to Troyan | 1,090.60 mi (1,755.15 km) |
| Oud-Turnhout to Tryavna | 1,122.23 mi (1,806.05 km) |
| Oud-Turnhout to Tutrakan | 1,118.85 mi (1,800.62 km) |
| Oud-Turnhout to Varna | 1,205.13 mi (1,939.46 km) |
| Oud-Turnhout to Veliki Preslav | 1,162.40 mi (1,870.71 km) |
