| Denver (Colorado) to Mason City | 647.63 mi (1,042.25 km) |
| Dallas (Texas) to Mason City | 741.19 mi (1,192.82 km) |
| Atlanta (Georgia) to Mason City | 802.80 mi (1,291.97 km) |
| Washington (District of Columbia) to Mason City | 891.32 mi (1,434.44 km) |
| Baltimore (Maryland) to Mason City | 900.08 mi (1,448.55 km) |
| Houston (Texas) to Mason City | 931.15 mi (1,498.55 km) |
| Philadelphia (Pennsylvania) to Mason City | 956.57 mi (1,539.46 km) |
| Brooklyn (New York) to Mason City | 1,002.60 mi (1,613.53 km) |
| New York (New York) to Mason City | 1,002.99 mi (1,614.16 km) |
| Queens (New York) to Mason City | 1,008.35 mi (1,622.78 km) |
| Boston (Massachusetts) to Mason City | 1,120.51 mi (1,803.29 km) |
| Tampa (Florida) to Mason City | 1,206.59 mi (1,941.83 km) |
| Phoenix (Arizona) to Mason City | 1,214.26 mi (1,954.16 km) |
| Las Vegas (Nevada) to Mason City | 1,261.95 mi (2,030.91 km) |
| Miami (Florida) to Mason City | 1,405.73 mi (2,262.30 km) |
| Seattle (Washington) to Mason City | 1,437.67 mi (2,313.71 km) |
| Riverside (California) to Mason City | 1,447.04 mi (2,328.79 km) |
| Portland (Oregon) to Mason City | 1,456.29 mi (2,343.68 km) |
| San Diego (California) to Mason City | 1,477.39 mi (2,377.63 km) |
| Los Angeles (California) to Mason City | 1,489.21 mi (2,396.66 km) |
| San Francisco (California) to Mason City | 1,573.42 mi (2,532.18 km) |
| Minneapolis (Minnesota) to Mason City | 125.44 mi (201.87 km) |
| Chicago (Illinois) to Mason City | 295.06 mi (474.85 km) |
| St. Louis (Missouri) to Mason City | 347.84 mi (559.80 km) |
| Detroit (Michigan) to Mason City | 514.58 mi (828.13 km) |
