| South Burlington to Popovo | 4,608.40 mi (7,416.50 km) |
| South Burlington to Provadia | 4,661.90 mi (7,502.61 km) |
| South Burlington to Radnevo | 4,643.45 mi (7,472.90 km) |
| South Burlington to Radomir | 4,514.93 mi (7,266.07 km) |
| South Burlington to Rakitovo | 4,584.60 mi (7,378.20 km) |
| South Burlington to Rakovski | 4,606.03 mi (7,412.69 km) |
| South Burlington to Razgrad | 4,611.15 mi (7,420.93 km) |
| South Burlington to Razlog | 4,564.43 mi (7,345.75 km) |
| South Burlington to Ruse | 4,576.73 mi (7,365.53 km) |
| South Burlington to Samokov | 4,548.19 mi (7,319.61 km) |
| South Burlington to Sandanski | 4,570.81 mi (7,356.01 km) |
| South Burlington to Sevlievo | 4,579.34 mi (7,369.73 km) |
| South Burlington to Shumen | 4,638.27 mi (7,464.57 km) |
| South Burlington to Silistra | 4,613.51 mi (7,424.72 km) |
| South Burlington to Sliven | 4,641.92 mi (7,470.46 km) |
