| Cities | Distance |
|---|---|
| Ortona to Smolyan | 531.46 mi (855.30 km) |
| Ortona to Sofia | 455.15 mi (732.49 km) |
| Ortona to Sopot | 527.32 mi (848.63 km) |
| Ortona to Sozopol | 678.10 mi (1,091.29 km) |
| Ortona to Sredets | 652.99 mi (1,050.88 km) |
| Ortona to Stamboliyski | 518.24 mi (834.02 km) |
| Ortona to Stara Zagora | 573.69 mi (923.26 km) |
| Ortona to Svilengrad | 606.18 mi (975.56 km) |
| Ortona to Svishtov | 559.92 mi (901.11 km) |
| Ortona to Targovishte | 620.21 mi (998.13 km) |
| Ortona to Teteven | 502.78 mi (809.15 km) |
| Ortona to Troyan | 525.52 mi (845.75 km) |
| Ortona to Tryavna | 565.18 mi (909.57 km) |
| Ortona to Tutrakan | 625.81 mi (1,007.14 km) |
| Ortona to Varna | 687.28 mi (1,106.07 km) |