| Keratsini to Smolyan | 256.41 mi (412.66 km) |
| Keratsini to Sofia | 327.39 mi (526.88 km) |
| Keratsini to Sopot | 329.04 mi (529.54 km) |
| Keratsini to Sozopol | 375.37 mi (604.09 km) |
| Keratsini to Sredets | 357.02 mi (574.57 km) |
| Keratsini to Stamboliyski | 291.93 mi (469.82 km) |
| Keratsini to Stara Zagora | 326.71 mi (525.78 km) |
| Keratsini to Svilengrad | 296.11 mi (476.54 km) |
| Keratsini to Svishtov | 400.74 mi (644.93 km) |
| Keratsini to Targovishte | 396.75 mi (638.51 km) |
| Keratsini to Teteven | 343.71 mi (553.15 km) |
| Keratsini to Troyan | 344.59 mi (554.56 km) |
| Keratsini to Tryavna | 352.74 mi (567.68 km) |
| Keratsini to Tutrakan | 448.39 mi (721.61 km) |
| Keratsini to Varna | 427.03 mi (687.24 km) |
