| Alta to Popovo | 1,150.34 mi (1,851.29 km) |
| Alta to Provadia | 1,177.46 mi (1,894.94 km) |
| Alta to Radnevo | 1,217.16 mi (1,958.83 km) |
| Alta to Radomir | 1,171.67 mi (1,885.62 km) |
| Alta to Rakitovo | 1,219.58 mi (1,962.72 km) |
| Alta to Rakovski | 1,207.33 mi (1,943.01 km) |
| Alta to Razgrad | 1,141.72 mi (1,837.42 km) |
| Alta to Razlog | 1,221.19 mi (1,965.31 km) |
| Alta to Ruse | 1,115.20 mi (1,794.73 km) |
| Alta to Samokov | 1,190.95 mi (1,916.65 km) |
| Alta to Sandanski | 1,241.28 mi (1,997.65 km) |
| Alta to Sevlievo | 1,159.06 mi (1,865.33 km) |
| Alta to Shumen | 1,163.91 mi (1,873.13 km) |
| Alta to Silistra | 1,113.16 mi (1,791.45 km) |
| Alta to Sliven | 1,196.22 mi (1,925.14 km) |
