| Cities | Distance |
|---|
| Tortona to Popovo | 866.31 mi (1,394.20 km) |
| Tortona to Provadia | 927.71 mi (1,493.01 km) |
| Tortona to Radnevo | 870.90 mi (1,401.57 km) |
| Tortona to Radomir | 720.69 mi (1,159.84 km) |
| Tortona to Rakitovo | 788.19 mi (1,268.46 km) |
| Tortona to Rakovski | 824.07 mi (1,326.21 km) |
| Tortona to Razgrad | 877.41 mi (1,412.05 km) |
| Tortona to Razlog | 760.87 mi (1,224.51 km) |
| Tortona to Ruse | 845.83 mi (1,361.22 km) |
| Tortona to Samokov | 754.61 mi (1,214.42 km) |
| Tortona to Sandanski | 760.06 mi (1,223.19 km) |
| Tortona to Sevlievo | 816.90 mi (1,314.68 km) |
| Tortona to Shumen | 901.63 mi (1,451.03 km) |
| Tortona to Silistra | 906.08 mi (1,458.19 km) |
| Tortona to Sliven | 882.75 mi (1,420.65 km) |
