| Knottingley to Nasaud | 1,203.59 mi (1,937.00 km) |
| Knottingley to Navodari | 1,485.83 mi (2,391.20 km) |
| Knottingley to Negresti-Oas | 1,143.59 mi (1,840.42 km) |
| Knottingley to Nehoiu | 1,352.40 mi (2,176.48 km) |
| Knottingley to Ocna Mures | 1,214.89 mi (1,955.18 km) |
| Knottingley to Odobesti | 1,366.54 mi (2,199.24 km) |
| Knottingley to Odorheiu Secuiesc | 1,275.12 mi (2,052.10 km) |
| Knottingley to Oltenita | 1,417.55 mi (2,281.33 km) |
| Knottingley to Onesti | 1,335.92 mi (2,149.95 km) |
| Knottingley to Oradea | 1,112.27 mi (1,790.03 km) |
| Knottingley to Orastie | 1,210.08 mi (1,947.43 km) |
| Knottingley to Oravita | 1,185.12 mi (1,907.27 km) |
| Knottingley to Orsova | 1,225.89 mi (1,972.87 km) |
| Knottingley to Otelu Rosu | 1,190.59 mi (1,916.06 km) |
| Knottingley to Otopeni | 1,375.85 mi (2,214.21 km) |
