| Boise to Willow Grove (Pennsylvania) | 2,106.92 mi (3,390.75 km) |
| Boise to Willowbrook (California) | 677.40 mi (1,090.17 km) |
| Boise to Willowick (Ohio) | 1,759.82 mi (2,832.16 km) |
| Boise to Wilmette (Illinois) | 1,440.79 mi (2,318.72 km) |
| Boise to Wilmington (Delaware) | 2,095.68 mi (3,372.67 km) |
| Boise to Wilmington (North Carolina) | 2,139.94 mi (3,443.91 km) |
| Boise to Wilmington (Ohio) | 1,690.45 mi (2,720.52 km) |
| Boise to Wilmington Island (Georgia) | 2,065.47 mi (3,324.06 km) |
| Boise to Wilson (North Carolina) | 2,088.41 mi (3,360.97 km) |
| Boise to Wilsonville (Oregon) | 343.36 mi (552.58 km) |
| Boise to Wilton Manors (Florida) | 2,347.47 mi (3,777.88 km) |
| Boise to Wimauma (Florida) | 2,177.08 mi (3,503.67 km) |
| Boise to Winchester (Kentucky) | 1,708.49 mi (2,749.55 km) |
| Boise to Winchester (Nevada) | 518.95 mi (835.17 km) |
| Boise to Winchester (Virginia) | 1,978.68 mi (3,184.38 km) |
