| Karis to Smolyan | 1,278.13 mi (2,056.95 km) |
| Karis to Sofia | 1,200.29 mi (1,931.68 km) |
| Karis to Sopot | 1,204.53 mi (1,938.51 km) |
| Karis to Sozopol | 1,231.66 mi (1,982.16 km) |
| Karis to Sredets | 1,233.49 mi (1,985.12 km) |
| Karis to Stamboliyski | 1,239.91 mi (1,995.44 km) |
| Karis to Stara Zagora | 1,221.52 mi (1,965.85 km) |
| Karis to Svilengrad | 1,269.28 mi (2,042.71 km) |
| Karis to Svishtov | 1,139.06 mi (1,833.13 km) |
| Karis to Targovishte | 1,168.65 mi (1,880.75 km) |
| Karis to Teteven | 1,185.51 mi (1,907.89 km) |
| Karis to Troyan | 1,188.37 mi (1,912.50 km) |
| Karis to Tryavna | 1,191.19 mi (1,917.03 km) |
| Karis to Tutrakan | 1,113.75 mi (1,792.40 km) |
| Karis to Varna | 1,178.11 mi (1,895.98 km) |
