| Sioux City to Beuvry | 4,381.61 mi (7,051.53 km) |
| Sioux City to Beziers | 4,700.07 mi (7,564.04 km) |
| Sioux City to Bezons | 4,429.09 mi (7,127.93 km) |
| Sioux City to Biarritz | 4,503.41 mi (7,247.54 km) |
| Sioux City to Biganos | 4,479.67 mi (7,209.33 km) |
| Sioux City to Billere | 4,557.74 mi (7,334.97 km) |
| Sioux City to Biot | 4,838.10 mi (7,786.16 km) |
| Sioux City to Biscarrosse | 4,482.40 mi (7,213.73 km) |
| Sioux City to Bischheim | 4,642.13 mi (7,470.78 km) |
| Sioux City to Bischwiller | 4,639.19 mi (7,466.05 km) |
| Sioux City to Blagnac | 4,615.48 mi (7,427.90 km) |
| Sioux City to Blain | 4,336.51 mi (6,978.94 km) |
| Sioux City to Blanquefort | 4,482.44 mi (7,213.79 km) |
| Sioux City to Blois | 4,449.87 mi (7,161.37 km) |
| Sioux City to Bobigny | 4,437.87 mi (7,142.07 km) |
