| Kidlington to Smolyan | 1,409.14 mi (2,267.79 km) |
| Kidlington to Sofia | 1,306.27 mi (2,102.24 km) |
| Kidlington to Sopot | 1,365.96 mi (2,198.30 km) |
| Kidlington to Sozopol | 1,496.71 mi (2,408.73 km) |
| Kidlington to Sredets | 1,478.75 mi (2,379.82 km) |
| Kidlington to Stamboliyski | 1,378.79 mi (2,218.94 km) |
| Kidlington to Stara Zagora | 1,411.65 mi (2,271.83 km) |
| Kidlington to Svilengrad | 1,461.96 mi (2,352.80 km) |
| Kidlington to Svishtov | 1,351.92 mi (2,175.70 km) |
| Kidlington to Targovishte | 1,417.31 mi (2,280.95 km) |
| Kidlington to Teteven | 1,335.30 mi (2,148.95 km) |
| Kidlington to Troyan | 1,355.03 mi (2,180.71 km) |
| Kidlington to Tryavna | 1,387.80 mi (2,233.45 km) |
| Kidlington to Tutrakan | 1,388.16 mi (2,234.03 km) |
| Kidlington to Varna | 1,474.11 mi (2,372.35 km) |
