| Olathe to Smolyan | 5,703.34 mi (9,178.63 km) |
| Olathe to Sofia | 5,599.06 mi (9,010.82 km) |
| Olathe to Sopot | 5,651.30 mi (9,094.88 km) |
| Olathe to Sozopol | 5,764.22 mi (9,276.62 km) |
| Olathe to Sredets | 5,750.77 mi (9,254.96 km) |
| Olathe to Stamboliyski | 5,669.75 mi (9,124.58 km) |
| Olathe to Stara Zagora | 5,693.44 mi (9,162.71 km) |
| Olathe to Svilengrad | 5,746.47 mi (9,248.04 km) |
| Olathe to Svishtov | 5,623.11 mi (9,049.52 km) |
| Olathe to Targovishte | 5,683.60 mi (9,146.86 km) |
| Olathe to Teteven | 5,621.07 mi (9,046.25 km) |
| Olathe to Troyan | 5,638.39 mi (9,074.10 km) |
| Olathe to Tryavna | 5,666.25 mi (9,118.94 km) |
| Olathe to Tutrakan | 5,643.73 mi (9,082.70 km) |
| Olathe to Varna | 5,729.96 mi (9,221.48 km) |
