| Ottawa to Wiener Neudorf | 4,757.46 mi (7,656.38 km) |
| Ottawa to Wiener Neustadt | 4,766.89 mi (7,671.57 km) |
| Ottawa to Wolfsberg | 4,757.68 mi (7,656.75 km) |
| Ottawa to Worgl | 4,627.45 mi (7,447.16 km) |
| Ottawa to Zell am See | 4,661.42 mi (7,501.83 km) |
| Ottawa to Zwettl | 4,694.08 mi (7,554.39 km) |
| Ottawa to Aalst | 4,193.93 mi (6,749.48 km) |
| Ottawa to Aarschot | 4,221.94 mi (6,794.55 km) |
| Ottawa to Aartselaar | 4,199.88 mi (6,759.05 km) |
| Ottawa to Alken | 4,243.47 mi (6,829.21 km) |
| Ottawa to Amay | 4,255.78 mi (6,849.01 km) |
| Ottawa to Andenne | 4,249.91 mi (6,839.57 km) |
| Ottawa to Anderlecht | 4,208.66 mi (6,773.18 km) |
| Ottawa to Anderlues | 4,221.41 mi (6,793.70 km) |
| Ottawa to Ans | 4,259.10 mi (6,854.36 km) |
