| San Francisco to Bicaz | 6,271.99 mi (10,093.80 km) |
| San Francisco to Bistrita | 6,226.43 mi (10,020.47 km) |
| San Francisco to Blaj | 6,273.97 mi (10,096.98 km) |
| San Francisco to Bocsa | 6,275.49 mi (10,099.43 km) |
| San Francisco to Boldesti-Scaeni | 6,389.12 mi (10,282.29 km) |
| San Francisco to Bolintin Vale | 6,420.18 mi (10,332.29 km) |
| San Francisco to Borsa | 6,197.16 mi (9,973.36 km) |
| San Francisco to Botosani | 6,230.26 mi (10,026.64 km) |
| San Francisco to Brad | 6,252.89 mi (10,063.06 km) |
| San Francisco to Bragadiru | 6,429.46 mi (10,347.21 km) |
| San Francisco to Braila | 6,411.79 mi (10,318.77 km) |
| San Francisco to Brasov | 6,340.77 mi (10,204.48 km) |
| San Francisco to Breaza | 6,371.78 mi (10,254.39 km) |
| San Francisco to Bucharest | 6,428.21 mi (10,345.20 km) |
| San Francisco to Buftea | 6,416.42 mi (10,326.23 km) |
