| Cities | Distance |
|---|---|
| Opera to Flemalle-Haute | 400.00 mi (643.73 km) |
| Opera to Fleron | 396.67 mi (638.37 km) |
| Opera to Fleurus | 413.54 mi (665.52 km) |
| Opera to Florennes | 398.48 mi (641.29 km) |
| Opera to Fontaine-l'Eveque | 415.08 mi (668.01 km) |
| Opera to Forest | 437.62 mi (704.27 km) |
| Opera to Frameries | 425.72 mi (685.13 km) |
| Opera to Galmaarden | 442.75 mi (712.54 km) |
| Opera to Ganshoren | 440.92 mi (709.59 km) |
| Opera to Gavere | 460.66 mi (741.37 km) |
| Opera to Geel | 443.97 mi (714.51 km) |
| Opera to Gembloux | 414.83 mi (667.60 km) |
| Opera to Genappe | 422.28 mi (679.60 km) |
| Opera to Genk | 421.87 mi (678.93 km) |
| Opera to Gent | 465.97 mi (749.90 km) |