| Warburg to Popovo | 972.57 mi (1,565.20 km) |
| Warburg to Provadia | 1,025.77 mi (1,650.81 km) |
| Warburg to Radnevo | 1,010.96 mi (1,626.98 km) |
| Warburg to Radomir | 893.73 mi (1,438.32 km) |
| Warburg to Rakitovo | 961.49 mi (1,547.37 km) |
| Warburg to Rakovski | 976.78 mi (1,571.98 km) |
| Warburg to Razgrad | 975.03 mi (1,569.16 km) |
| Warburg to Razlog | 945.84 mi (1,522.18 km) |
| Warburg to Ruse | 940.63 mi (1,513.80 km) |
| Warburg to Samokov | 925.24 mi (1,489.04 km) |
| Warburg to Sandanski | 956.43 mi (1,539.23 km) |
| Warburg to Sevlievo | 946.13 mi (1,522.66 km) |
| Warburg to Shumen | 1,002.15 mi (1,612.80 km) |
| Warburg to Silistra | 978.36 mi (1,574.51 km) |
| Warburg to Sliven | 1,007.27 mi (1,621.04 km) |
