| Grenade to Smolyan | 1,194.50 mi (1,922.36 km) |
| Grenade to Sofia | 1,108.46 mi (1,783.90 km) |
| Grenade to Sopot | 1,179.82 mi (1,898.74 km) |
| Grenade to Sozopol | 1,329.96 mi (2,140.37 km) |
| Grenade to Sredets | 1,306.16 mi (2,102.05 km) |
| Grenade to Stamboliyski | 1,176.82 mi (1,893.90 km) |
| Grenade to Stara Zagora | 1,227.77 mi (1,975.90 km) |
| Grenade to Svilengrad | 1,266.05 mi (2,037.51 km) |
| Grenade to Svishtov | 1,197.61 mi (1,927.37 km) |
| Grenade to Targovishte | 1,262.86 mi (2,032.38 km) |
| Grenade to Teteven | 1,152.18 mi (1,854.25 km) |
| Grenade to Troyan | 1,174.98 mi (1,890.94 km) |
| Grenade to Tryavna | 1,214.11 mi (1,953.92 km) |
| Grenade to Tutrakan | 1,255.68 mi (2,020.82 km) |
| Grenade to Varna | 1,329.25 mi (2,139.23 km) |
