| Ilmajoki to Popovo | 1,347.29 mi (2,168.26 km) |
| Ilmajoki to Provadia | 1,364.85 mi (2,196.52 km) |
| Ilmajoki to Radnevo | 1,418.36 mi (2,282.62 km) |
| Ilmajoki to Radomir | 1,394.61 mi (2,244.41 km) |
| Ilmajoki to Rakitovo | 1,434.99 mi (2,309.39 km) |
| Ilmajoki to Rakovski | 1,415.92 mi (2,278.71 km) |
| Ilmajoki to Razgrad | 1,335.98 mi (2,150.05 km) |
| Ilmajoki to Razlog | 1,441.05 mi (2,319.14 km) |
| Ilmajoki to Ruse | 1,313.53 mi (2,113.93 km) |
| Ilmajoki to Samokov | 1,409.79 mi (2,268.84 km) |
| Ilmajoki to Sandanski | 1,462.65 mi (2,353.91 km) |
| Ilmajoki to Sevlievo | 1,365.50 mi (2,197.56 km) |
| Ilmajoki to Shumen | 1,355.24 mi (2,181.05 km) |
| Ilmajoki to Silistra | 1,299.76 mi (2,091.77 km) |
| Ilmajoki to Sliven | 1,393.62 mi (2,242.82 km) |
