| Ulft to Smolyan | 1,116.90 mi (1,797.48 km) |
| Ulft to Sofia | 1,012.69 mi (1,629.77 km) |
| Ulft to Sopot | 1,067.10 mi (1,717.33 km) |
| Ulft to Sozopol | 1,189.74 mi (1,914.71 km) |
| Ulft to Sredets | 1,173.52 mi (1,888.59 km) |
| Ulft to Stamboliyski | 1,083.87 mi (1,744.32 km) |
| Ulft to Stara Zagora | 1,110.86 mi (1,787.76 km) |
| Ulft to Svilengrad | 1,162.94 mi (1,871.58 km) |
| Ulft to Svishtov | 1,045.57 mi (1,682.68 km) |
| Ulft to Targovishte | 1,109.37 mi (1,785.36 km) |
| Ulft to Teteven | 1,036.61 mi (1,668.26 km) |
| Ulft to Troyan | 1,054.91 mi (1,697.71 km) |
| Ulft to Tryavna | 1,085.10 mi (1,746.30 km) |
| Ulft to Tutrakan | 1,076.29 mi (1,732.12 km) |
| Ulft to Varna | 1,162.96 mi (1,871.60 km) |
