| Sint-Gillis-bij-Dendermonde to Sofia | 1,069.94 mi (1,721.90 km) |
| Sint-Gillis-bij-Dendermonde to Sopot | 1,128.53 mi (1,816.19 km) |
| Sint-Gillis-bij-Dendermonde to Sozopol | 1,258.07 mi (2,024.66 km) |
| Sint-Gillis-bij-Dendermonde to Sredets | 1,240.31 mi (1,996.09 km) |
| Sint-Gillis-bij-Dendermonde to Stamboliyski | 1,142.23 mi (1,838.24 km) |
| Sint-Gillis-bij-Dendermonde to Stara Zagora | 1,173.89 mi (1,889.19 km) |
| Sint-Gillis-bij-Dendermonde to Svilengrad | 1,224.59 mi (1,970.79 km) |
| Sint-Gillis-bij-Dendermonde to Svishtov | 1,113.28 mi (1,791.65 km) |
| Sint-Gillis-bij-Dendermonde to Targovishte | 1,178.54 mi (1,896.67 km) |
| Sint-Gillis-bij-Dendermonde to Teteven | 1,097.87 mi (1,766.84 km) |
| Sint-Gillis-bij-Dendermonde to Troyan | 1,117.34 mi (1,798.19 km) |
| Sint-Gillis-bij-Dendermonde to Tryavna | 1,149.69 mi (1,850.24 km) |
| Sint-Gillis-bij-Dendermonde to Tutrakan | 1,149.16 mi (1,849.39 km) |
| Sint-Gillis-bij-Dendermonde to Varna | 1,235.13 mi (1,987.76 km) |
| Sint-Gillis-bij-Dendermonde to Veliki Preslav | 1,191.48 mi (1,917.50 km) |
