| Boerne to Sumter (South Carolina) | 1,111.91 mi (1,789.44 km) |
| Boerne to Sun City (Arizona) | 838.74 mi (1,349.83 km) |
| Boerne to Sun City Center (Florida) | 1,001.15 mi (1,611.19 km) |
| Boerne to Sun City West (Arizona) | 843.87 mi (1,358.08 km) |
| Boerne to Sun Lakes (Arizona) | 808.94 mi (1,301.87 km) |
| Boerne to Sun Prairie (Wisconsin) | 1,063.69 mi (1,711.85 km) |
| Boerne to Sun Valley (Nevada) | 1,369.91 mi (2,204.65 km) |
| Boerne to Sun Village (California) | 1,169.72 mi (1,882.48 km) |
| Boerne to Sunland Park (New Mexico) | 487.44 mi (784.46 km) |
| Boerne to Sunny Isles Beach (Florida) | 1,165.65 mi (1,875.93 km) |
| Boerne to Sunnyside (Washington) | 1,616.26 mi (2,601.11 km) |
| Boerne to Sunnyvale (California) | 1,435.26 mi (2,309.82 km) |
| Boerne to Sunrise (Florida) | 1,150.86 mi (1,852.13 km) |
| Boerne to Sunrise Manor (Nevada) | 1,042.06 mi (1,677.03 km) |
| Boerne to Sunset (Florida) | 1,157.05 mi (1,862.09 km) |
