| Dallas (Texas) to Boulder | 686.56 mi (1,104.91 km) |
| Minneapolis (Minnesota) to Boulder | 698.42 mi (1,124.00 km) |
| Riverside (California) to Boulder | 790.11 mi (1,271.55 km) |
| St. Louis (Missouri) to Boulder | 806.79 mi (1,298.41 km) |
| San Diego (California) to Boulder | 824.87 mi (1,327.50 km) |
| Los Angeles (California) to Boulder | 831.02 mi (1,337.39 km) |
| Houston (Texas) to Boulder | 900.31 mi (1,448.90 km) |
| Chicago (Illinois) to Boulder | 923.79 mi (1,486.69 km) |
| San Francisco (California) to Boulder | 936.26 mi (1,506.76 km) |
| Portland (Oregon) to Boulder | 958.40 mi (1,542.39 km) |
| Seattle (Washington) to Boulder | 996.57 mi (1,603.83 km) |
| Detroit (Michigan) to Boulder | 1,159.54 mi (1,866.10 km) |
| Atlanta (Georgia) to Boulder | 1,226.06 mi (1,973.15 km) |
| Washington (District of Columbia) to Boulder | 1,501.83 mi (2,416.96 km) |
| Baltimore (Maryland) to Boulder | 1,517.42 mi (2,442.04 km) |
| Tampa (Florida) to Boulder | 1,541.21 mi (2,480.33 km) |
| Philadelphia (Pennsylvania) to Boulder | 1,586.05 mi (2,552.50 km) |
| Brooklyn (New York) to Boulder | 1,640.41 mi (2,639.99 km) |
| New York (New York) to Boulder | 1,641.22 mi (2,641.29 km) |
| Queens (New York) to Boulder | 1,647.23 mi (2,650.97 km) |
| Miami (Florida) to Boulder | 1,744.64 mi (2,807.72 km) |
| Boston (Massachusetts) to Boulder | 1,772.10 mi (2,851.91 km) |
| Denver (Colorado) to Boulder | 26.99 mi (43.43 km) |
| Phoenix (Arizona) to Boulder | 584.27 mi (940.30 km) |
| Las Vegas (Nevada) to Boulder | 603.49 mi (971.22 km) |