| Boerne to Ukiah (California) | 1,530.75 mi (2,463.50 km) |
| Boerne to Union (Missouri) | 743.31 mi (1,196.24 km) |
| Boerne to Union City (California) | 1,438.76 mi (2,315.46 km) |
| Boerne to Union City (Georgia) | 872.59 mi (1,404.30 km) |
| Boerne to Union City (New Jersey) | 1,578.42 mi (2,540.22 km) |
| Boerne to Union City (Tennessee) | 723.59 mi (1,164.50 km) |
| Boerne to Union Hill-Novelty Hill (Washington) | 1,749.07 mi (2,814.85 km) |
| Boerne to Union Park (Florida) | 1,057.69 mi (1,702.19 km) |
| Boerne to Uniondale (New York) | 1,598.65 mi (2,572.78 km) |
| Boerne to Universal City (Texas) | 29.99 mi (48.27 km) |
| Boerne to University (Florida) | 991.60 mi (1,595.83 km) |
| Boerne to University City (Missouri) | 778.11 mi (1,252.24 km) |
| Boerne to University Heights (Ohio) | 1,255.44 mi (2,020.43 km) |
| Boerne to University of California-Santa Barbara (California) | 1,274.68 mi (2,051.40 km) |
| Boerne to University Park (Texas) | 240.66 mi (387.31 km) |
