| London Colney to Radauti | 1,193.08 mi (1,920.07 km) |
| London Colney to Ramnicu Sarat | 1,316.61 mi (2,118.88 km) |
| London Colney to Ramnicu Valcea | 1,213.20 mi (1,952.45 km) |
| London Colney to Rasnov | 1,241.81 mi (1,998.51 km) |
| London Colney to Reghin | 1,171.96 mi (1,886.09 km) |
| London Colney to Resita | 1,102.75 mi (1,774.71 km) |
| London Colney to Roman | 1,261.94 mi (2,030.90 km) |
| London Colney to Rosiori de Vede | 1,275.49 mi (2,052.70 km) |
| London Colney to Rovinari | 1,169.63 mi (1,882.34 km) |
| London Colney to Roznov | 1,246.90 mi (2,006.70 km) |
| London Colney to Sabaoani | 1,255.98 mi (2,021.31 km) |
| London Colney to Sacele | 1,251.44 mi (2,014.00 km) |
| London Colney to Sacueni | 1,043.69 mi (1,679.65 km) |
| London Colney to Salcea | 1,217.56 mi (1,959.47 km) |
| London Colney to Salonta | 1,041.84 mi (1,676.68 km) |
