| Welwyn Garden City to Slatina | 1,234.33 mi (1,986.46 km) |
| Welwyn Garden City to Slobozia | 1,354.49 mi (2,179.84 km) |
| Welwyn Garden City to Sovata | 1,189.21 mi (1,913.85 km) |
| Welwyn Garden City to Strehaia | 1,178.93 mi (1,897.31 km) |
| Welwyn Garden City to Suceava | 1,208.37 mi (1,944.68 km) |
| Welwyn Garden City to Targoviste | 1,261.56 mi (2,030.28 km) |
| Welwyn Garden City to Targu Frumos | 1,253.16 mi (2,016.77 km) |
| Welwyn Garden City to Targu Jiu | 1,166.78 mi (1,877.75 km) |
| Welwyn Garden City to Targu Lapus | 1,112.11 mi (1,789.77 km) |
| Welwyn Garden City to Targu Neamt | 1,225.49 mi (1,972.23 km) |
| Welwyn Garden City to Targu Ocna | 1,264.67 mi (2,035.28 km) |
| Welwyn Garden City to Targu Secuiesc | 1,253.49 mi (2,017.29 km) |
| Welwyn Garden City to Targu-Mures | 1,169.13 mi (1,881.54 km) |
| Welwyn Garden City to Tarnaveni | 1,163.68 mi (1,872.77 km) |
| Welwyn Garden City to Tasnad | 1,057.13 mi (1,701.29 km) |
