| Houston to Butzbach | 5,223.17 mi (8,405.88 km) |
| Houston to Buxtehude | 5,157.71 mi (8,300.53 km) |
| Houston to Cadolzburg | 5,342.22 mi (8,597.47 km) |
| Houston to Calbe | 5,287.81 mi (8,509.92 km) |
| Houston to Calw | 5,285.07 mi (8,505.49 km) |
| Houston to Castrop-Rauxel | 5,134.68 mi (8,263.47 km) |
| Houston to Celle | 5,200.76 mi (8,369.81 km) |
| Houston to Cham | 5,418.86 mi (8,720.82 km) |
| Houston to Chemnitz | 5,368.73 mi (8,640.13 km) |
| Houston to Clausthal-Zellerfeld | 5,238.63 mi (8,430.75 km) |
| Houston to Cloppenburg | 5,119.06 mi (8,238.34 km) |
| Houston to Coburg | 5,316.71 mi (8,556.41 km) |
| Houston to Coesfeld | 5,115.92 mi (8,233.27 km) |
| Houston to Cologne | 5,140.98 mi (8,273.62 km) |
| Houston to Coswig | 5,381.92 mi (8,661.36 km) |
