| Bad Schwalbach to Popovo | 975.94 mi (1,570.63 km) |
| Bad Schwalbach to Provadia | 1,032.12 mi (1,661.04 km) |
| Bad Schwalbach to Radnevo | 1,007.27 mi (1,621.04 km) |
| Bad Schwalbach to Radomir | 879.70 mi (1,415.74 km) |
| Bad Schwalbach to Rakitovo | 949.00 mi (1,527.27 km) |
| Bad Schwalbach to Rakovski | 969.44 mi (1,560.16 km) |
| Bad Schwalbach to Razgrad | 980.46 mi (1,577.89 km) |
| Bad Schwalbach to Razlog | 930.27 mi (1,497.12 km) |
| Bad Schwalbach to Ruse | 945.95 mi (1,522.35 km) |
| Bad Schwalbach to Samokov | 912.55 mi (1,468.61 km) |
| Bad Schwalbach to Sandanski | 938.41 mi (1,510.23 km) |
| Bad Schwalbach to Sevlievo | 943.58 mi (1,518.55 km) |
| Bad Schwalbach to Shumen | 1,007.47 mi (1,621.36 km) |
| Bad Schwalbach to Silistra | 989.71 mi (1,592.78 km) |
| Bad Schwalbach to Sliven | 1,007.12 mi (1,620.81 km) |
