| Spaichingen to Karlovo | 863.49 mi (1,389.66 km) |
| Spaichingen to Karnobat | 959.38 mi (1,543.97 km) |
| Spaichingen to Kavarna | 994.38 mi (1,600.30 km) |
| Spaichingen to Kazanlak | 890.27 mi (1,432.76 km) |
| Spaichingen to Knezha | 802.30 mi (1,291.18 km) |
| Spaichingen to Kostinbrod | 788.60 mi (1,269.13 km) |
| Spaichingen to Kozloduy | 777.65 mi (1,251.50 km) |
| Spaichingen to Kyustendil | 786.60 mi (1,265.91 km) |
| Spaichingen to Levski | 853.05 mi (1,372.85 km) |
| Spaichingen to Lom | 754.42 mi (1,214.12 km) |
| Spaichingen to Lovech | 842.41 mi (1,355.73 km) |
| Spaichingen to Lukovit | 816.06 mi (1,313.32 km) |
| Spaichingen to Lyaskovets | 887.65 mi (1,428.53 km) |
| Spaichingen to Mezdra | 797.44 mi (1,283.35 km) |
| Spaichingen to Momchilgrad | 931.48 mi (1,499.08 km) |
