| Omaha to Nyon | 4,730.24 mi (7,612.58 km) |
| Omaha to Oberriet | 4,812.98 mi (7,745.75 km) |
| Omaha to Obersiggenthal | 4,759.29 mi (7,659.34 km) |
| Omaha to Oberwil | 4,731.19 mi (7,614.12 km) |
| Omaha to Oberwingert | 4,775.33 mi (7,685.16 km) |
| Omaha to Oftringen | 4,752.90 mi (7,649.06 km) |
| Omaha to Olten | 4,750.86 mi (7,645.77 km) |
| Omaha to Onex | 4,733.69 mi (7,618.14 km) |
| Omaha to Opfikon | 4,771.61 mi (7,679.17 km) |
| Omaha to Ostermundigen | 4,752.71 mi (7,648.75 km) |
| Omaha to Payerne | 4,738.00 mi (7,625.08 km) |
| Omaha to Pfaffikon | 4,782.38 mi (7,696.50 km) |
| Omaha to Plan-les-Ouates | 4,735.02 mi (7,620.29 km) |
| Omaha to Pratteln | 4,736.38 mi (7,622.47 km) |
| Omaha to Prilly | 4,737.63 mi (7,624.49 km) |
