| Kansas City to Smolyan | 5,681.43 mi (9,143.38 km) |
| Kansas City to Sofia | 5,577.15 mi (8,975.56 km) |
| Kansas City to Sopot | 5,629.39 mi (9,059.62 km) |
| Kansas City to Sozopol | 5,742.33 mi (9,241.38 km) |
| Kansas City to Sredets | 5,728.87 mi (9,219.72 km) |
| Kansas City to Stamboliyski | 5,647.84 mi (9,089.32 km) |
| Kansas City to Stara Zagora | 5,671.54 mi (9,127.46 km) |
| Kansas City to Svilengrad | 5,724.56 mi (9,212.79 km) |
| Kansas City to Svishtov | 5,601.21 mi (9,014.28 km) |
| Kansas City to Targovishte | 5,661.70 mi (9,111.62 km) |
| Kansas City to Teteven | 5,599.17 mi (9,010.99 km) |
| Kansas City to Troyan | 5,616.48 mi (9,038.85 km) |
| Kansas City to Tryavna | 5,644.34 mi (9,083.69 km) |
| Kansas City to Tutrakan | 5,621.84 mi (9,047.47 km) |
| Kansas City to Varna | 5,708.07 mi (9,186.26 km) |
