| Ottawa to Cuenca | 4,332.35 mi (6,972.25 km) |
| Ottawa to Cuevas del Almanzora | 4,449.69 mi (7,161.09 km) |
| Ottawa to Cullera | 4,451.05 mi (7,163.28 km) |
| Ottawa to Culleredo | 3,942.20 mi (6,344.35 km) |
| Ottawa to Cunit | 4,455.89 mi (7,171.06 km) |
| Ottawa to Daganzo de Arriba | 4,256.51 mi (6,850.19 km) |
| Ottawa to Daimiel | 4,302.84 mi (6,924.75 km) |
| Ottawa to Don Benito | 4,205.22 mi (6,767.65 km) |
| Ottawa to Donostia | 4,221.28 mi (6,793.49 km) |
| Ottawa to Dos Hermanas | 4,263.35 mi (6,861.21 km) |
| Ottawa to Durango | 4,198.61 mi (6,757.01 km) |
| Ottawa to Ecija | 4,293.03 mi (6,908.97 km) |
| Ottawa to Ejea de los Caballeros | 4,300.82 mi (6,921.49 km) |
| Ottawa to El Alamo | 4,243.80 mi (6,829.74 km) |
| Ottawa to El Arahal | 4,281.28 mi (6,890.05 km) |
