| Welwyn Garden City to Giovinazzo | 1,082.31 mi (1,741.81 km) |
| Welwyn Garden City to Giugliano in Campania | 1,013.76 mi (1,631.49 km) |
| Welwyn Garden City to Giulianova | 908.69 mi (1,462.39 km) |
| Welwyn Garden City to Giussano | 600.55 mi (966.49 km) |
| Welwyn Garden City to Goito | 671.12 mi (1,080.07 km) |
| Welwyn Garden City to Gonzaga | 691.24 mi (1,112.44 km) |
| Welwyn Garden City to Gorgonzola | 615.04 mi (989.80 km) |
| Welwyn Garden City to Gorizia | 745.51 mi (1,199.79 km) |
| Welwyn Garden City to Gragnano | 1,036.88 mi (1,668.69 km) |
| Welwyn Garden City to Grammichele | 1,239.98 mi (1,995.56 km) |
| Welwyn Garden City to Granarolo del l'Emilia | 732.63 mi (1,179.05 km) |
| Welwyn Garden City to Gravina in Puglia | 1,092.86 mi (1,758.80 km) |
| Welwyn Garden City to Grezzana | 669.93 mi (1,078.15 km) |
| Welwyn Garden City to Gricignano d'Aversa | 1,009.63 mi (1,624.85 km) |
| Welwyn Garden City to Grosseto | 816.77 mi (1,314.47 km) |
