| Eltham to Smolyan | 1,346.21 mi (2,166.51 km) |
| Eltham to Sofia | 1,243.41 mi (2,001.07 km) |
| Eltham to Sopot | 1,303.28 mi (2,097.42 km) |
| Eltham to Sozopol | 1,434.51 mi (2,308.62 km) |
| Eltham to Sredets | 1,416.42 mi (2,279.51 km) |
| Eltham to Stamboliyski | 1,315.95 mi (2,117.81 km) |
| Eltham to Stara Zagora | 1,349.06 mi (2,171.10 km) |
| Eltham to Svilengrad | 1,399.26 mi (2,251.90 km) |
| Eltham to Svishtov | 1,289.72 mi (2,075.60 km) |
| Eltham to Targovishte | 1,355.23 mi (2,181.03 km) |
| Eltham to Teteven | 1,272.62 mi (2,048.08 km) |
| Eltham to Troyan | 1,292.42 mi (2,079.95 km) |
| Eltham to Tryavna | 1,325.32 mi (2,132.90 km) |
| Eltham to Tutrakan | 1,326.50 mi (2,134.80 km) |
| Eltham to Varna | 1,412.33 mi (2,272.93 km) |
