| Ottawa to Cesky Tesin | 4,765.63 mi (7,669.54 km) |
| Ottawa to Cheb | 4,532.10 mi (7,293.71 km) |
| Ottawa to Chocen | 4,671.49 mi (7,518.04 km) |
| Ottawa to Chodov | 4,538.85 mi (7,304.57 km) |
| Ottawa to Chomutov | 4,553.73 mi (7,328.52 km) |
| Ottawa to Chotebor | 4,664.18 mi (7,506.27 km) |
| Ottawa to Chrudim | 4,658.74 mi (7,497.52 km) |
| Ottawa to Decin | 4,568.22 mi (7,351.84 km) |
| Ottawa to Dobris | 4,608.52 mi (7,416.70 km) |
| Ottawa to Domazlice | 4,578.26 mi (7,367.99 km) |
| Ottawa to Duchcov | 4,559.47 mi (7,337.76 km) |
| Ottawa to Dvur Kralove nad Labem | 4,638.79 mi (7,465.41 km) |
| Ottawa to Frenstat pod Radhostem | 4,760.11 mi (7,660.65 km) |
| Ottawa to Frydek-Mistek | 4,758.86 mi (7,658.64 km) |
| Ottawa to Frydlant nad Ostravici | 4,763.27 mi (7,665.75 km) |
