| Welkenraedt to Dimitrovgrad | 1,103.86 mi (1,776.49 km) |
| Welkenraedt to Dobrich | 1,133.14 mi (1,823.62 km) |
| Welkenraedt to Dospat | 1,065.83 mi (1,715.30 km) |
| Welkenraedt to Dupnitsa | 997.35 mi (1,605.09 km) |
| Welkenraedt to Elhovo | 1,137.49 mi (1,830.61 km) |
| Welkenraedt to Etropole | 1,006.41 mi (1,619.66 km) |
| Welkenraedt to Gabrovo | 1,058.21 mi (1,703.03 km) |
| Welkenraedt to Gorna Oryahovitsa | 1,062.05 mi (1,709.21 km) |
| Welkenraedt to Gotse Delchev | 1,053.14 mi (1,694.87 km) |
| Welkenraedt to Harmanli | 1,120.89 mi (1,803.90 km) |
| Welkenraedt to Haskovo | 1,107.67 mi (1,782.62 km) |
| Welkenraedt to Ihtiman | 1,016.57 mi (1,636.01 km) |
| Welkenraedt to Isperih | 1,085.70 mi (1,747.26 km) |
| Welkenraedt to Kardzhali | 1,112.41 mi (1,790.25 km) |
| Welkenraedt to Karlovo | 1,046.60 mi (1,684.34 km) |
