| Boston to Granada | 1,104.92 mi (1,778.20 km) |
| Boston to Granadilla de Abona | 1,914.49 mi (3,081.07 km) |
| Boston to Granollers | 792.61 mi (1,275.59 km) |
| Boston to Grinon | 899.66 mi (1,447.86 km) |
| Boston to Guadalajara | 865.30 mi (1,392.56 km) |
| Boston to Guadarrama | 871.05 mi (1,401.82 km) |
| Boston to Guadix | 1,093.27 mi (1,759.45 km) |
| Boston to Guardamar del Segura | 1,028.85 mi (1,655.78 km) |
| Boston to Guernica y Luno | 678.18 mi (1,091.43 km) |
| Boston to Guia de Isora | 1,912.85 mi (3,078.44 km) |
| Boston to Guillena | 1,105.44 mi (1,779.03 km) |
| Boston to Guimar | 1,897.86 mi (3,054.31 km) |
| Boston to Hellin | 1,002.04 mi (1,612.63 km) |
| Boston to Herencia | 953.32 mi (1,534.23 km) |
| Boston to Hernani | 676.62 mi (1,088.91 km) |
