| Elko to Smolyan | 6,228.08 mi (10,023.13 km) |
| Elko to Sofia | 6,126.47 mi (9,859.60 km) |
| Elko to Sopot | 6,164.71 mi (9,921.14 km) |
| Elko to Sozopol | 6,248.94 mi (10,056.69 km) |
| Elko to Sredets | 6,241.48 mi (10,044.70 km) |
| Elko to Stamboliyski | 6,190.65 mi (9,962.90 km) |
| Elko to Stara Zagora | 6,199.70 mi (9,977.46 km) |
| Elko to Svilengrad | 6,253.61 mi (10,064.21 km) |
| Elko to Svishtov | 6,120.51 mi (9,850.01 km) |
| Elko to Targovishte | 6,171.89 mi (9,932.69 km) |
| Elko to Teteven | 6,136.73 mi (9,876.11 km) |
| Elko to Troyan | 6,149.77 mi (9,897.10 km) |
| Elko to Tryavna | 6,169.70 mi (9,929.17 km) |
| Elko to Tutrakan | 6,123.64 mi (9,855.04 km) |
| Elko to Varna | 6,204.49 mi (9,985.16 km) |
