| Boise to Scottsboro (Alabama) | 1,720.46 mi (2,768.81 km) |
| Boise to Scottsdale (Arizona) | 724.04 mi (1,165.23 km) |
| Boise to Scranton (Pennsylvania) | 2,051.37 mi (3,301.36 km) |
| Boise to Seabrook (Maryland) | 2,049.65 mi (3,298.60 km) |
| Boise to Seabrook (Texas) | 1,516.33 mi (2,440.29 km) |
| Boise to Seaford (New York) | 2,174.98 mi (3,500.29 km) |
| Boise to Seagoville (Texas) | 1,304.85 mi (2,099.95 km) |
| Boise to Seal Beach (California) | 687.47 mi (1,106.37 km) |
| Boise to Searcy (Arkansas) | 1,422.38 mi (2,289.10 km) |
| Boise to Seaside (California) | 565.08 mi (909.41 km) |
| Boise to SeaTac (Washington) | 395.78 mi (636.95 km) |
| Boise to Seattle (Washington) | 404.63 mi (651.19 km) |
| Boise to Sebastian (Florida) | 2,260.05 mi (3,637.19 km) |
| Boise to Sebring (Florida) | 2,226.98 mi (3,583.98 km) |
| Boise to Secaucus (New Jersey) | 2,144.05 mi (3,450.52 km) |
