| Harwich to Granada | 1,046.71 mi (1,684.51 km) |
| Harwich to Granadilla de Abona | 1,885.86 mi (3,035.00 km) |
| Harwich to Granollers | 715.06 mi (1,150.77 km) |
| Harwich to Grinon | 845.37 mi (1,360.49 km) |
| Harwich to Guadalajara | 808.57 mi (1,301.27 km) |
| Harwich to Guadarrama | 818.41 mi (1,317.11 km) |
| Harwich to Guadix | 1,033.51 mi (1,663.28 km) |
| Harwich to Guardamar del Segura | 961.05 mi (1,546.66 km) |
| Harwich to Guernica y Luno | 622.69 mi (1,002.12 km) |
| Harwich to Guia de Isora | 1,884.85 mi (3,033.38 km) |
| Harwich to Guillena | 1,056.49 mi (1,700.26 km) |
| Harwich to Guimar | 1,869.03 mi (3,007.91 km) |
| Harwich to Hellin | 937.88 mi (1,509.38 km) |
| Harwich to Herencia | 896.06 mi (1,442.06 km) |
| Harwich to Hernani | 617.34 mi (993.51 km) |
