| San Celoni to Popovo | 1,210.45 mi (1,948.04 km) |
| San Celoni to Provadia | 1,271.40 mi (2,046.11 km) |
| San Celoni to Radnevo | 1,200.77 mi (1,932.46 km) |
| San Celoni to Radomir | 1,047.71 mi (1,686.13 km) |
| San Celoni to Rakitovo | 1,108.83 mi (1,784.49 km) |
| San Celoni to Rakovski | 1,151.64 mi (1,853.38 km) |
| San Celoni to Razgrad | 1,224.10 mi (1,969.99 km) |
| San Celoni to Razlog | 1,078.08 mi (1,735.01 km) |
| San Celoni to Ruse | 1,195.39 mi (1,923.80 km) |
| San Celoni to Samokov | 1,079.58 mi (1,737.42 km) |
| San Celoni to Sandanski | 1,071.24 mi (1,724.00 km) |
| San Celoni to Sevlievo | 1,155.26 mi (1,859.21 km) |
| San Celoni to Shumen | 1,245.84 mi (2,004.98 km) |
| San Celoni to Silistra | 1,259.99 mi (2,027.76 km) |
| San Celoni to Sliven | 1,218.57 mi (1,961.09 km) |
