| Torrejon de Ardoz to Popovo | 1,533.57 mi (2,468.05 km) |
| Torrejon de Ardoz to Provadia | 1,594.52 mi (2,566.13 km) |
| Torrejon de Ardoz to Radnevo | 1,523.45 mi (2,451.76 km) |
| Torrejon de Ardoz to Radomir | 1,370.47 mi (2,205.55 km) |
| Torrejon de Ardoz to Rakitovo | 1,431.01 mi (2,302.99 km) |
| Torrejon de Ardoz to Rakovski | 1,474.25 mi (2,372.57 km) |
| Torrejon de Ardoz to Razgrad | 1,547.19 mi (2,489.96 km) |
| Torrejon de Ardoz to Razlog | 1,400.05 mi (2,253.16 km) |
| Torrejon de Ardoz to Ruse | 1,518.39 mi (2,443.62 km) |
| Torrejon de Ardoz to Samokov | 1,402.15 mi (2,256.55 km) |
| Torrejon de Ardoz to Sandanski | 1,392.64 mi (2,241.24 km) |
| Torrejon de Ardoz to Sevlievo | 1,478.34 mi (2,379.16 km) |
| Torrejon de Ardoz to Shumen | 1,568.96 mi (2,525.00 km) |
| Torrejon de Ardoz to Silistra | 1,582.81 mi (2,547.29 km) |
| Torrejon de Ardoz to Sliven | 1,541.53 mi (2,480.85 km) |
