| Upminster to Buhusi | 1,234.11 mi (1,986.11 km) |
| Upminster to Bumbesti-Jiu | 1,143.35 mi (1,840.05 km) |
| Upminster to Busteni | 1,225.88 mi (1,972.87 km) |
| Upminster to Buzau | 1,289.00 mi (2,074.44 km) |
| Upminster to Cajvana | 1,174.74 mi (1,890.56 km) |
| Upminster to Calafat | 1,170.41 mi (1,883.59 km) |
| Upminster to Calan | 1,108.35 mi (1,783.71 km) |
| Upminster to Calarasi | 1,344.28 mi (2,163.42 km) |
| Upminster to Campia Turzii | 1,118.74 mi (1,800.43 km) |
| Upminster to Campina | 1,244.10 mi (2,002.18 km) |
| Upminster to Campulung | 1,210.09 mi (1,947.45 km) |
| Upminster to Campulung Moldovenesc | 1,161.49 mi (1,869.24 km) |
| Upminster to Caracal | 1,222.77 mi (1,967.86 km) |
| Upminster to Caransebes | 1,086.39 mi (1,748.37 km) |
| Upminster to Carei | 1,025.34 mi (1,650.12 km) |
