| Reykjavik to Opwijk | 1,311.72 mi (2,111.00 km) |
| Reykjavik to Ostend | 1,265.03 mi (2,035.87 km) |
| Reykjavik to Oud-Heverlee | 1,331.60 mi (2,143.00 km) |
| Reykjavik to Oud-Turnhout | 1,313.09 mi (2,113.21 km) |
| Reykjavik to Oudenaarde | 1,303.36 mi (2,097.56 km) |
| Reykjavik to Oudenburg | 1,269.45 mi (2,042.99 km) |
| Reykjavik to Oupeye | 1,363.92 mi (2,195.02 km) |
| Reykjavik to Overijse | 1,330.95 mi (2,141.96 km) |
| Reykjavik to Overpelt | 1,329.95 mi (2,140.36 km) |
| Reykjavik to Paal | 1,333.33 mi (2,145.79 km) |
| Reykjavik to Peer | 1,335.53 mi (2,149.33 km) |
| Reykjavik to Pepinster | 1,376.31 mi (2,214.96 km) |
| Reykjavik to Peruwelz | 1,321.74 mi (2,127.14 km) |
| Reykjavik to Perwez | 1,347.10 mi (2,167.95 km) |
| Reykjavik to Philippeville | 1,364.14 mi (2,195.37 km) |
