| Cities | Distance |
|---|---|
| Boston to Opwijk | 226.36 mi (364.30 km) |
| Boston to Ostend | 173.67 mi (279.49 km) |
| Boston to Oud-Heverlee | 248.55 mi (400.00 km) |
| Boston to Oud-Turnhout | 241.05 mi (387.93 km) |
| Boston to Oudenaarde | 212.93 mi (342.68 km) |
| Boston to Oudenburg | 178.21 mi (286.80 km) |
| Boston to Oupeye | 287.93 mi (463.38 km) |
| Boston to Overijse | 246.20 mi (396.22 km) |
| Boston to Overpelt | 260.72 mi (419.59 km) |
| Boston to Paal | 258.12 mi (415.41 km) |
| Boston to Peer | 265.03 mi (426.53 km) |
| Boston to Pepinster | 299.81 mi (482.50 km) |
| Boston to Peruwelz | 229.30 mi (369.03 km) |
| Boston to Perwez | 262.71 mi (422.79 km) |
| Boston to Philippeville | 274.21 mi (441.30 km) |