| Denison to Smolyan | 6,036.07 mi (9,714.12 km) |
| Denison to Sofia | 5,931.97 mi (9,546.58 km) |
| Denison to Sopot | 5,986.09 mi (9,633.68 km) |
| Denison to Sozopol | 6,102.65 mi (9,821.26 km) |
| Denison to Sredets | 6,088.40 mi (9,798.33 km) |
| Denison to Stamboliyski | 6,003.28 mi (9,661.35 km) |
| Denison to Stara Zagora | 6,029.09 mi (9,702.88 km) |
| Denison to Svilengrad | 6,081.69 mi (9,787.53 km) |
| Denison to Svishtov | 5,960.45 mi (9,592.42 km) |
| Denison to Targovishte | 6,021.93 mi (9,691.36 km) |
| Denison to Teteven | 5,955.69 mi (9,584.76 km) |
| Denison to Troyan | 5,973.56 mi (9,613.52 km) |
| Denison to Tryavna | 6,002.46 mi (9,660.03 km) |
| Denison to Tutrakan | 5,983.45 mi (9,629.43 km) |
| Denison to Varna | 6,069.99 mi (9,768.70 km) |
