| Oldenburg to Smolyan | 1,105.39 mi (1,778.96 km) |
| Oldenburg to Sofia | 1,001.33 mi (1,611.49 km) |
| Oldenburg to Sopot | 1,050.04 mi (1,689.88 km) |
| Oldenburg to Sozopol | 1,162.93 mi (1,871.56 km) |
| Oldenburg to Sredets | 1,148.76 mi (1,848.76 km) |
| Oldenburg to Stamboliyski | 1,070.35 mi (1,722.56 km) |
| Oldenburg to Stara Zagora | 1,091.39 mi (1,756.43 km) |
| Oldenburg to Svilengrad | 1,144.67 mi (1,842.16 km) |
| Oldenburg to Svishtov | 1,020.93 mi (1,643.02 km) |
| Oldenburg to Targovishte | 1,082.21 mi (1,741.65 km) |
| Oldenburg to Teteven | 1,020.10 mi (1,641.69 km) |
| Oldenburg to Troyan | 1,036.75 mi (1,668.49 km) |
| Oldenburg to Tryavna | 1,063.96 mi (1,712.28 km) |
| Oldenburg to Tutrakan | 1,044.65 mi (1,681.20 km) |
| Oldenburg to Varna | 1,131.42 mi (1,820.84 km) |
