| Cities | Distance |
|---|---|
| Sligo to Opwijk | 577.17 mi (928.86 km) |
| Sligo to Ostend | 520.38 mi (837.47 km) |
| Sligo to Oud-Heverlee | 600.09 mi (965.75 km) |
| Sligo to Oud-Turnhout | 597.30 mi (961.26 km) |
| Sligo to Oudenaarde | 558.82 mi (899.34 km) |
| Sligo to Oudenburg | 524.84 mi (844.65 km) |
| Sligo to Oupeye | 641.78 mi (1,032.84 km) |
| Sligo to Overijse | 596.63 mi (960.18 km) |
| Sligo to Overpelt | 617.19 mi (993.28 km) |
| Sligo to Paal | 613.07 mi (986.63 km) |
| Sligo to Peer | 621.14 mi (999.63 km) |
| Sligo to Pepinster | 653.11 mi (1,051.08 km) |
| Sligo to Peruwelz | 569.94 mi (917.24 km) |
| Sligo to Perwez | 612.75 mi (986.12 km) |
| Sligo to Philippeville | 617.69 mi (994.07 km) |