| Knittelfeld to Dimitrovgrad | 637.69 mi (1,026.27 km) |
| Knittelfeld to Dobrich | 678.42 mi (1,091.81 km) |
| Knittelfeld to Dospat | 599.33 mi (964.52 km) |
| Knittelfeld to Dupnitsa | 530.96 mi (854.49 km) |
| Knittelfeld to Elhovo | 672.77 mi (1,082.73 km) |
| Knittelfeld to Etropole | 540.02 mi (869.08 km) |
| Knittelfeld to Gabrovo | 593.61 mi (955.32 km) |
| Knittelfeld to Gorna Oryahovitsa | 599.15 mi (964.24 km) |
| Knittelfeld to Gotse Delchev | 587.17 mi (944.95 km) |
| Knittelfeld to Harmanli | 654.82 mi (1,053.82 km) |
| Knittelfeld to Haskovo | 641.31 mi (1,032.09 km) |
| Knittelfeld to Ihtiman | 549.80 mi (884.81 km) |
| Knittelfeld to Isperih | 629.06 mi (1,012.37 km) |
| Knittelfeld to Kardzhali | 645.70 mi (1,039.15 km) |
| Knittelfeld to Karlovo | 580.67 mi (934.50 km) |
