| Sterling to Popovo | 5,017.15 mi (8,074.32 km) |
| Sterling to Provadia | 5,071.79 mi (8,162.26 km) |
| Sterling to Radnevo | 5,049.53 mi (8,126.43 km) |
| Sterling to Radomir | 4,917.56 mi (7,914.05 km) |
| Sterling to Rakitovo | 4,987.43 mi (8,026.50 km) |
| Sterling to Rakovski | 5,010.79 mi (8,064.08 km) |
| Sterling to Razgrad | 5,020.64 mi (8,079.93 km) |
| Sterling to Razlog | 4,966.16 mi (7,992.27 km) |
| Sterling to Ruse | 4,986.14 mi (8,024.41 km) |
| Sterling to Samokov | 4,951.15 mi (7,968.10 km) |
| Sterling to Sandanski | 4,971.51 mi (8,000.87 km) |
| Sterling to Sevlievo | 4,985.96 mi (8,024.13 km) |
| Sterling to Shumen | 5,047.75 mi (8,123.56 km) |
| Sterling to Silistra | 5,025.08 mi (8,087.09 km) |
| Sterling to Sliven | 5,049.37 mi (8,126.18 km) |
