| Schmalkalden to Devnya | 955.60 mi (1,537.88 km) |
| Schmalkalden to Dimitrovgrad | 934.94 mi (1,504.64 km) |
| Schmalkalden to Dobrich | 951.22 mi (1,530.84 km) |
| Schmalkalden to Dospat | 904.48 mi (1,455.62 km) |
| Schmalkalden to Dupnitsa | 836.98 mi (1,346.98 km) |
| Schmalkalden to Elhovo | 964.90 mi (1,552.86 km) |
| Schmalkalden to Etropole | 839.00 mi (1,350.25 km) |
| Schmalkalden to Gabrovo | 885.99 mi (1,425.86 km) |
| Schmalkalden to Gorna Oryahovitsa | 887.35 mi (1,428.05 km) |
| Schmalkalden to Gotse Delchev | 894.13 mi (1,438.96 km) |
| Schmalkalden to Harmanli | 951.54 mi (1,531.35 km) |
| Schmalkalden to Haskovo | 939.45 mi (1,511.90 km) |
| Schmalkalden to Ihtiman | 852.18 mi (1,371.45 km) |
| Schmalkalden to Isperih | 905.31 mi (1,456.96 km) |
| Schmalkalden to Kardzhali | 946.36 mi (1,523.01 km) |
