| Solec Kujawski to Popovo | 765.66 mi (1,232.21 km) |
| Solec Kujawski to Provadia | 803.45 mi (1,293.02 km) |
| Solec Kujawski to Radnevo | 825.52 mi (1,328.55 km) |
| Solec Kujawski to Radomir | 759.55 mi (1,222.37 km) |
| Solec Kujawski to Rakitovo | 813.36 mi (1,308.98 km) |
| Solec Kujawski to Rakovski | 808.05 mi (1,300.44 km) |
| Solec Kujawski to Razgrad | 760.63 mi (1,224.11 km) |
| Solec Kujawski to Razlog | 810.96 mi (1,305.12 km) |
| Solec Kujawski to Ruse | 730.15 mi (1,175.06 km) |
| Solec Kujawski to Samokov | 782.09 mi (1,258.65 km) |
| Solec Kujawski to Sandanski | 829.49 mi (1,334.94 km) |
| Solec Kujawski to Sevlievo | 763.27 mi (1,228.37 km) |
| Solec Kujawski to Shumen | 785.55 mi (1,264.21 km) |
| Solec Kujawski to Silistra | 742.98 mi (1,195.72 km) |
| Solec Kujawski to Sliven | 809.49 mi (1,302.75 km) |
