| Ottawa to Montana | 5,220.79 mi (8,402.06 km) |
| Ottawa to Nova Zagora | 5,365.49 mi (8,634.92 km) |
| Ottawa to Novi Iskar | 5,254.68 mi (8,456.59 km) |
| Ottawa to Novi Pazar | 5,364.39 mi (8,633.14 km) |
| Ottawa to Omurtag | 5,349.52 mi (8,609.21 km) |
| Ottawa to Panagyurishte | 5,299.41 mi (8,528.58 km) |
| Ottawa to Parvomay | 5,356.27 mi (8,620.08 km) |
| Ottawa to Pavlikeni | 5,303.85 mi (8,535.72 km) |
| Ottawa to Pazardzhik | 5,319.46 mi (8,560.84 km) |
| Ottawa to Pernik | 5,252.78 mi (8,453.54 km) |
| Ottawa to Peshtera | 5,326.38 mi (8,571.98 km) |
| Ottawa to Petrich | 5,317.27 mi (8,557.32 km) |
| Ottawa to Pleven | 5,270.88 mi (8,482.66 km) |
| Ottawa to Plovdiv | 5,336.98 mi (8,589.05 km) |
| Ottawa to Pomorie | 5,418.07 mi (8,719.54 km) |
