| Gnarrenburg to Smolyan | 1,091.60 mi (1,756.76 km) |
| Gnarrenburg to Sofia | 987.83 mi (1,589.75 km) |
| Gnarrenburg to Sopot | 1,034.72 mi (1,665.23 km) |
| Gnarrenburg to Sozopol | 1,144.54 mi (1,841.95 km) |
| Gnarrenburg to Sredets | 1,130.99 mi (1,820.15 km) |
| Gnarrenburg to Stamboliyski | 1,056.03 mi (1,699.52 km) |
| Gnarrenburg to Stara Zagora | 1,075.27 mi (1,730.48 km) |
| Gnarrenburg to Svilengrad | 1,128.78 mi (1,816.60 km) |
| Gnarrenburg to Svishtov | 1,003.44 mi (1,614.89 km) |
| Gnarrenburg to Targovishte | 1,063.87 mi (1,712.13 km) |
| Gnarrenburg to Teteven | 1,005.01 mi (1,617.41 km) |
| Gnarrenburg to Troyan | 1,021.14 mi (1,643.36 km) |
| Gnarrenburg to Tryavna | 1,047.41 mi (1,685.64 km) |
| Gnarrenburg to Tutrakan | 1,025.10 mi (1,649.73 km) |
| Gnarrenburg to Varna | 1,111.73 mi (1,789.15 km) |
