| Royal Kunia to Popovo | 7,954.43 mi (12,801.43 km) |
| Royal Kunia to Provadia | 7,960.64 mi (12,811.41 km) |
| Royal Kunia to Radnevo | 8,027.91 mi (12,919.67 km) |
| Royal Kunia to Radomir | 8,017.47 mi (12,902.87 km) |
| Royal Kunia to Rakitovo | 8,054.98 mi (12,963.24 km) |
| Royal Kunia to Rakovski | 8,031.83 mi (12,925.98 km) |
| Royal Kunia to Razgrad | 7,940.69 mi (12,779.30 km) |
| Royal Kunia to Razlog | 8,062.93 mi (12,976.02 km) |
| Royal Kunia to Ruse | 7,922.87 mi (12,750.63 km) |
| Royal Kunia to Samokov | 8,031.46 mi (12,925.38 km) |
| Royal Kunia to Sandanski | 8,084.94 mi (13,011.45 km) |
| Royal Kunia to Sevlievo | 7,980.55 mi (12,843.46 km) |
| Royal Kunia to Shumen | 7,956.12 mi (12,804.13 km) |
| Royal Kunia to Silistra | 7,897.24 mi (12,709.39 km) |
| Royal Kunia to Sliven | 7,999.97 mi (12,874.71 km) |
