| Opava to Granadilla de Abona | 2,352.41 mi (3,785.85 km) |
| Opava to Granollers | 944.25 mi (1,519.62 km) |
| Opava to Grinon | 1,249.02 mi (2,010.11 km) |
| Opava to Guadalajara | 1,202.99 mi (1,936.03 km) |
| Opava to Guadarrama | 1,238.89 mi (1,993.80 km) |
| Opava to Guadix | 1,359.08 mi (2,187.24 km) |
| Opava to Guardamar del Segura | 1,226.99 mi (1,974.66 km) |
| Opava to Guernica y Luno | 1,073.31 mi (1,727.32 km) |
| Opava to Guia de Isora | 2,355.23 mi (3,790.37 km) |
| Opava to Guillena | 1,460.72 mi (2,350.80 km) |
| Opava to Guimar | 2,335.15 mi (3,758.06 km) |
| Opava to Hellin | 1,243.70 mi (2,001.55 km) |
| Opava to Herencia | 1,267.67 mi (2,040.11 km) |
| Opava to Hernani | 1,045.56 mi (1,682.66 km) |
| Opava to Hoyo de Manzanares | 1,232.17 mi (1,982.98 km) |
