| Kidlington to Popovo | 1,398.89 mi (2,251.30 km) |
| Kidlington to Provadia | 1,455.25 mi (2,342.00 km) |
| Kidlington to Radnevo | 1,428.75 mi (2,299.35 km) |
| Kidlington to Radomir | 1,297.31 mi (2,087.82 km) |
| Kidlington to Rakitovo | 1,367.06 mi (2,200.07 km) |
| Kidlington to Rakovski | 1,389.76 mi (2,236.61 km) |
| Kidlington to Razgrad | 1,403.56 mi (2,258.81 km) |
| Kidlington to Razlog | 1,346.70 mi (2,167.30 km) |
| Kidlington to Ruse | 1,369.05 mi (2,203.28 km) |
| Kidlington to Samokov | 1,330.69 mi (2,141.54 km) |
| Kidlington to Sandanski | 1,353.22 mi (2,177.80 km) |
| Kidlington to Sevlievo | 1,365.52 mi (2,197.59 km) |
| Kidlington to Shumen | 1,430.56 mi (2,302.26 km) |
| Kidlington to Silistra | 1,412.64 mi (2,273.43 km) |
| Kidlington to Sliven | 1,429.50 mi (2,300.56 km) |
