| Hengelo to Smolyan | 1,116.46 mi (1,796.77 km) |
| Hengelo to Sofia | 1,012.17 mi (1,628.93 km) |
| Hengelo to Sopot | 1,065.10 mi (1,714.11 km) |
| Hengelo to Sozopol | 1,185.23 mi (1,907.44 km) |
| Hengelo to Sredets | 1,169.54 mi (1,882.20 km) |
| Hengelo to Stamboliyski | 1,082.85 mi (1,742.68 km) |
| Hengelo to Stara Zagora | 1,108.26 mi (1,783.57 km) |
| Hengelo to Svilengrad | 1,160.72 mi (1,868.00 km) |
| Hengelo to Svishtov | 1,041.49 mi (1,676.12 km) |
| Hengelo to Targovishte | 1,104.68 mi (1,777.81 km) |
| Hengelo to Teteven | 1,034.72 mi (1,665.22 km) |
| Hengelo to Troyan | 1,052.60 mi (1,693.99 km) |
| Hengelo to Tryavna | 1,082.02 mi (1,741.34 km) |
| Hengelo to Tutrakan | 1,070.34 mi (1,722.54 km) |
| Hengelo to Varna | 1,157.13 mi (1,862.21 km) |
