| Kalispell to Octeville | 4,582.33 mi (7,374.55 km) |
| Kalispell to Oignies | 4,673.36 mi (7,521.05 km) |
| Kalispell to Oissel | 4,678.23 mi (7,528.89 km) |
| Kalispell to Olivet | 4,780.12 mi (7,692.86 km) |
| Kalispell to Ollioules | 5,154.71 mi (8,295.70 km) |
| Kalispell to Olonne-sur-Mer | 4,737.63 mi (7,624.47 km) |
| Kalispell to Oloron-Sainte-Marie | 4,949.95 mi (7,966.18 km) |
| Kalispell to Onet Village | 4,988.47 mi (8,028.17 km) |
| Kalispell to Onnaing | 4,694.66 mi (7,555.32 km) |
| Kalispell to Orange | 5,068.38 mi (8,156.77 km) |
| Kalispell to Orchies | 4,680.11 mi (7,531.91 km) |
| Kalispell to Orleans | 4,778.32 mi (7,689.96 km) |
| Kalispell to Orly | 4,747.81 mi (7,640.86 km) |
| Kalispell to Ormesson-sur-Marne | 4,749.81 mi (7,644.08 km) |
| Kalispell to Orsay | 4,744.26 mi (7,635.15 km) |
