| Katrineholm to Smolyan | 1,258.14 mi (2,024.78 km) |
| Katrineholm to Sofia | 1,166.80 mi (1,877.78 km) |
| Katrineholm to Sopot | 1,187.44 mi (1,911.01 km) |
| Katrineholm to Sozopol | 1,247.31 mi (2,007.36 km) |
| Katrineholm to Sredets | 1,243.38 mi (2,001.03 km) |
| Katrineholm to Stamboliyski | 1,219.19 mi (1,962.10 km) |
| Katrineholm to Stara Zagora | 1,214.22 mi (1,954.10 km) |
| Katrineholm to Svilengrad | 1,266.36 mi (2,038.01 km) |
| Katrineholm to Svishtov | 1,131.53 mi (1,821.02 km) |
| Katrineholm to Targovishte | 1,174.49 mi (1,890.16 km) |
| Katrineholm to Teteven | 1,163.39 mi (1,872.29 km) |
| Katrineholm to Troyan | 1,171.44 mi (1,885.25 km) |
| Katrineholm to Tryavna | 1,183.33 mi (1,904.38 km) |
| Katrineholm to Tutrakan | 1,122.76 mi (1,806.91 km) |
| Katrineholm to Varna | 1,199.09 mi (1,929.75 km) |
