| Cities | Distance |
|---|---|
| Opera to Grottaferrata | 302.58 mi (486.96 km) |
| Opera to Grottaglie | 533.30 mi (858.26 km) |
| Opera to Grottammare | 283.49 mi (456.23 km) |
| Opera to Grugliasco | 82.68 mi (133.07 km) |
| Opera to Grumo Appula | 482.43 mi (776.40 km) |
| Opera to Grumo Nevano | 398.97 mi (642.09 km) |
| Opera to Gualdo Tadino | 230.53 mi (371.00 km) |
| Opera to Guardiagrele | 332.40 mi (534.94 km) |
| Opera to Guastalla | 77.66 mi (124.98 km) |
| Opera to Gubbio | 217.03 mi (349.27 km) |
| Opera to Guspini | 405.29 mi (652.24 km) |
| Opera to Gussago | 47.62 mi (76.64 km) |
| Opera to Iesi | 236.32 mi (380.32 km) |
| Opera to Iesolo | 166.45 mi (267.87 km) |
| Opera to Iglesias | 420.61 mi (676.90 km) |