| Rathfarnham to Smolyan | 1,640.33 mi (2,639.86 km) |
| Rathfarnham to Sofia | 1,537.11 mi (2,473.74 km) |
| Rathfarnham to Sopot | 1,595.73 mi (2,568.08 km) |
| Rathfarnham to Sozopol | 1,724.13 mi (2,774.72 km) |
| Rathfarnham to Sredets | 1,706.78 mi (2,746.80 km) |
| Rathfarnham to Stamboliyski | 1,609.45 mi (2,590.16 km) |
| Rathfarnham to Stara Zagora | 1,640.98 mi (2,640.90 km) |
| Rathfarnham to Svilengrad | 1,691.80 mi (2,722.69 km) |
| Rathfarnham to Svishtov | 1,579.42 mi (2,541.83 km) |
| Rathfarnham to Targovishte | 1,644.28 mi (2,646.21 km) |
| Rathfarnham to Teteven | 1,565.08 mi (2,518.75 km) |
| Rathfarnham to Troyan | 1,584.47 mi (2,549.96 km) |
| Rathfarnham to Tryavna | 1,616.55 mi (2,601.59 km) |
| Rathfarnham to Tutrakan | 1,613.33 mi (2,596.40 km) |
| Rathfarnham to Varna | 1,699.70 mi (2,735.41 km) |
