| Boise to Seymour (Tennessee) | 1,792.42 mi (2,884.62 km) |
| Boise to Shady Hills (Florida) | 2,134.80 mi (3,435.62 km) |
| Boise to Shafter (California) | 582.90 mi (938.08 km) |
| Boise to Shaker Heights (Ohio) | 1,758.88 mi (2,830.64 km) |
| Boise to Shakopee (Minnesota) | 1,126.53 mi (1,812.98 km) |
| Boise to Sharon (Pennsylvania) | 1,815.80 mi (2,922.25 km) |
| Boise to Sharonville (Ohio) | 1,664.51 mi (2,678.77 km) |
| Boise to Shasta Lake (California) | 373.90 mi (601.73 km) |
| Boise to Shawnee (Kansas) | 1,152.44 mi (1,854.68 km) |
| Boise to Shawnee (Oklahoma) | 1,170.85 mi (1,884.30 km) |
| Boise to Sheboygan (Wisconsin) | 1,417.25 mi (2,280.84 km) |
| Boise to Shelby (North Carolina) | 1,921.86 mi (3,092.93 km) |
| Boise to Shelbyville (Indiana) | 1,589.77 mi (2,558.48 km) |
| Boise to Shelbyville (Kentucky) | 1,651.01 mi (2,657.04 km) |
| Boise to Shelbyville (Tennessee) | 1,671.62 mi (2,690.21 km) |
