| Opfikon to Buenaventura Lakes (Florida) | 4,801.25 mi (7,726.86 km) |
| Opfikon to Buffalo (Minnesota) | 4,503.53 mi (7,247.73 km) |
| Opfikon to Buffalo (New York) | 4,036.35 mi (6,495.88 km) |
| Opfikon to Buffalo Grove (Illinois) | 4,426.23 mi (7,123.33 km) |
| Opfikon to Buford (Georgia) | 4,640.45 mi (7,468.08 km) |
| Opfikon to Bull Run (Virginia) | 4,158.05 mi (6,691.73 km) |
| Opfikon to Bullhead City (Arizona) | 5,736.45 mi (9,231.93 km) |
| Opfikon to Burbank (California) | 5,909.51 mi (9,510.44 km) |
| Opfikon to Burbank (Illinois) | 4,438.26 mi (7,142.70 km) |
| Opfikon to Burien (Washington) | 5,245.06 mi (8,441.10 km) |
| Opfikon to Burkburnett (Texas) | 5,228.05 mi (8,413.74 km) |
| Opfikon to Burke (Virginia) | 4,147.39 mi (6,674.59 km) |
| Opfikon to Burke Centre (Virginia) | 4,148.37 mi (6,676.15 km) |
| Opfikon to Burleson (Texas) | 5,260.47 mi (8,465.91 km) |
| Opfikon to Burley (Idaho) | 5,294.97 mi (8,521.43 km) |
