| Donostia to Chantilly (Virginia) | 3,803.75 mi (6,121.54 km) |
| Donostia to Chaparral (New Mexico) | 5,379.30 mi (8,657.14 km) |
| Donostia to Chapel Hill (North Carolina) | 3,986.04 mi (6,414.91 km) |
| Donostia to Charleston (Illinois) | 4,265.78 mi (6,865.11 km) |
| Donostia to Charleston (South Carolina) | 4,149.89 mi (6,678.61 km) |
| Donostia to Charleston (West Virginia) | 4,015.64 mi (6,462.55 km) |
| Donostia to Charlotte (North Carolina) | 4,097.41 mi (6,594.15 km) |
| Donostia to Charlottesville (Virginia) | 3,882.28 mi (6,247.93 km) |
| Donostia to Chaska (Minnesota) | 4,286.36 mi (6,898.23 km) |
| Donostia to Chatham (Illinois) | 4,324.63 mi (6,959.82 km) |
| Donostia to Chattanooga (Tennessee) | 4,308.43 mi (6,933.74 km) |
| Donostia to Cheat Lake (West Virginia) | 3,886.57 mi (6,254.83 km) |
| Donostia to Chelsea (Alabama) | 4,442.91 mi (7,150.17 km) |
| Donostia to Chelsea (Massachusetts) | 3,392.85 mi (5,460.26 km) |
| Donostia to Cheney (Washington) | 5,039.82 mi (8,110.80 km) |
