| Helmond to Smolyan | 1,129.13 mi (1,817.15 km) |
| Helmond to Sofia | 1,025.17 mi (1,649.84 km) |
| Helmond to Sopot | 1,081.36 mi (1,740.28 km) |
| Helmond to Sozopol | 1,207.00 mi (1,942.49 km) |
| Helmond to Sredets | 1,190.12 mi (1,915.31 km) |
| Helmond to Stamboliyski | 1,096.88 mi (1,765.26 km) |
| Helmond to Stara Zagora | 1,125.83 mi (1,811.85 km) |
| Helmond to Svilengrad | 1,177.38 mi (1,894.82 km) |
| Helmond to Svishtov | 1,062.45 mi (1,709.85 km) |
| Helmond to Targovishte | 1,126.93 mi (1,813.62 km) |
| Helmond to Teteven | 1,050.77 mi (1,691.05 km) |
| Helmond to Troyan | 1,069.58 mi (1,721.32 km) |
| Helmond to Tryavna | 1,100.70 mi (1,771.41 km) |
| Helmond to Tutrakan | 1,095.41 mi (1,762.89 km) |
| Helmond to Varna | 1,181.84 mi (1,901.99 km) |
