| Kopavogur to Bistrita | 2,087.29 mi (3,359.17 km) |
| Kopavogur to Blaj | 2,121.94 mi (3,414.93 km) |
| Kopavogur to Bocsa | 2,101.86 mi (3,382.61 km) |
| Kopavogur to Boldesti-Scaeni | 2,246.94 mi (3,616.10 km) |
| Kopavogur to Bolintin Vale | 2,271.17 mi (3,655.10 km) |
| Kopavogur to Borsa | 2,064.18 mi (3,321.98 km) |
| Kopavogur to Botosani | 2,118.87 mi (3,409.99 km) |
| Kopavogur to Brad | 2,091.55 mi (3,366.03 km) |
| Kopavogur to Bragadiru | 2,281.81 mi (3,672.22 km) |
| Kopavogur to Braila | 2,290.80 mi (3,686.68 km) |
| Kopavogur to Brasov | 2,199.80 mi (3,540.23 km) |
| Kopavogur to Breaza | 2,227.46 mi (3,584.75 km) |
| Kopavogur to Bucharest | 2,282.17 mi (3,672.79 km) |
| Kopavogur to Buftea | 2,270.02 mi (3,653.24 km) |
| Kopavogur to Buhusi | 2,175.10 mi (3,500.49 km) |
