| Sonseca to Devnya | 1,640.05 mi (2,639.40 km) |
| Sonseca to Dimitrovgrad | 1,544.59 mi (2,485.78 km) |
| Sonseca to Dobrich | 1,652.57 mi (2,659.56 km) |
| Sonseca to Dospat | 1,472.95 mi (2,370.48 km) |
| Sonseca to Dupnitsa | 1,416.90 mi (2,280.28 km) |
| Sonseca to Elhovo | 1,593.45 mi (2,564.41 km) |
| Sonseca to Etropole | 1,460.74 mi (2,350.84 km) |
| Sonseca to Gabrovo | 1,528.21 mi (2,459.41 km) |
| Sonseca to Gorna Oryahovitsa | 1,546.23 mi (2,488.41 km) |
| Sonseca to Gotse Delchev | 1,451.03 mi (2,335.21 km) |
| Sonseca to Harmanli | 1,560.54 mi (2,511.44 km) |
| Sonseca to Haskovo | 1,543.45 mi (2,483.95 km) |
| Sonseca to Ihtiman | 1,452.11 mi (2,336.95 km) |
| Sonseca to Isperih | 1,602.37 mi (2,578.76 km) |
| Sonseca to Kardzhali | 1,534.71 mi (2,469.88 km) |
