| Cities | Distance |
|---|---|
| Serris to Opwijk | 158.50 mi (255.08 km) |
| Serris to Ostend | 163.82 mi (263.64 km) |
| Serris to Oud-Heverlee | 160.23 mi (257.87 km) |
| Serris to Oud-Turnhout | 195.90 mi (315.27 km) |
| Serris to Oudenaarde | 142.43 mi (229.23 km) |
| Serris to Oudenburg | 161.05 mi (259.19 km) |
| Serris to Oupeye | 180.58 mi (290.61 km) |
| Serris to Overijse | 154.23 mi (248.22 km) |
| Serris to Overpelt | 200.53 mi (322.72 km) |
| Serris to Paal | 184.38 mi (296.74 km) |
| Serris to Peer | 196.89 mi (316.86 km) |
| Serris to Pepinster | 179.69 mi (289.18 km) |
| Serris to Peruwelz | 120.12 mi (193.32 km) |
| Serris to Perwez | 152.05 mi (244.71 km) |
| Serris to Philippeville | 121.96 mi (196.27 km) |