| Olney to Smolyan | 5,009.46 mi (8,061.95 km) |
| Olney to Sofia | 4,907.07 mi (7,897.16 km) |
| Olney to Sopot | 4,967.02 mi (7,993.65 km) |
| Olney to Sozopol | 5,095.55 mi (8,200.50 km) |
| Olney to Sredets | 5,078.46 mi (8,172.98 km) |
| Olney to Stamboliyski | 4,979.68 mi (8,014.03 km) |
| Olney to Stara Zagora | 5,012.55 mi (8,066.92 km) |
| Olney to Svilengrad | 5,063.05 mi (8,148.19 km) |
| Olney to Svishtov | 4,950.95 mi (7,967.78 km) |
| Olney to Targovishte | 5,015.48 mi (8,071.63 km) |
| Olney to Teteven | 4,936.36 mi (7,944.31 km) |
| Olney to Troyan | 4,955.98 mi (7,975.88 km) |
| Olney to Tryavna | 4,988.29 mi (8,027.87 km) |
| Olney to Tutrakan | 4,982.96 mi (8,019.31 km) |
| Olney to Varna | 5,069.65 mi (8,158.81 km) |
