| Sankt Ingbert to Popovo | 996.85 mi (1,604.28 km) |
| Sankt Ingbert to Provadia | 1,054.60 mi (1,697.21 km) |
| Sankt Ingbert to Radnevo | 1,023.42 mi (1,647.03 km) |
| Sankt Ingbert to Radomir | 889.87 mi (1,432.10 km) |
| Sankt Ingbert to Rakitovo | 959.69 mi (1,544.47 km) |
| Sankt Ingbert to Rakovski | 983.42 mi (1,582.66 km) |
| Sankt Ingbert to Razgrad | 1,002.64 mi (1,613.60 km) |
| Sankt Ingbert to Razlog | 939.01 mi (1,511.19 km) |
| Sankt Ingbert to Ruse | 968.28 mi (1,558.30 km) |
| Sankt Ingbert to Samokov | 923.37 mi (1,486.02 km) |
| Sankt Ingbert to Sandanski | 945.42 mi (1,521.51 km) |
| Sankt Ingbert to Sevlievo | 960.89 mi (1,546.40 km) |
| Sankt Ingbert to Shumen | 1,029.43 mi (1,656.70 km) |
| Sankt Ingbert to Silistra | 1,015.56 mi (1,634.38 km) |
| Sankt Ingbert to Sliven | 1,025.58 mi (1,650.51 km) |
