| Szigethalom to Smolyan | 485.17 mi (780.81 km) |
| Szigethalom to Sofia | 382.32 mi (615.28 km) |
| Szigethalom to Sopot | 427.15 mi (687.42 km) |
| Szigethalom to Sozopol | 543.26 mi (874.30 km) |
| Szigethalom to Sredets | 527.53 mi (848.99 km) |
| Szigethalom to Stamboliyski | 448.94 mi (722.50 km) |
| Szigethalom to Stara Zagora | 468.23 mi (753.55 km) |
| Szigethalom to Svilengrad | 521.50 mi (839.28 km) |
| Szigethalom to Svishtov | 399.47 mi (642.88 km) |
| Szigethalom to Targovishte | 462.82 mi (744.83 km) |
| Szigethalom to Teteven | 397.44 mi (639.62 km) |
| Szigethalom to Troyan | 413.66 mi (665.72 km) |
| Szigethalom to Tryavna | 441.02 mi (709.76 km) |
| Szigethalom to Tutrakan | 430.76 mi (693.23 km) |
| Szigethalom to Varna | 517.08 mi (832.16 km) |
