| SeaTac to Cromer | 4,751.35 mi (7,646.56 km) |
| SeaTac to Crosby | 4,609.45 mi (7,418.20 km) |
| SeaTac to Crowborough | 4,824.73 mi (7,764.65 km) |
| SeaTac to Croxley Green | 4,776.67 mi (7,687.31 km) |
| SeaTac to Croydon | 4,800.48 mi (7,725.62 km) |
| SeaTac to Cudworth | 4,646.88 mi (7,478.42 km) |
| SeaTac to Culcheth | 4,624.83 mi (7,442.95 km) |
| SeaTac to Cullercoats | 4,568.54 mi (7,352.35 km) |
| SeaTac to Cumbernauld | 4,455.62 mi (7,170.63 km) |
| SeaTac to Cumnock | 4,474.23 mi (7,200.58 km) |
| SeaTac to Cupar | 4,460.95 mi (7,179.20 km) |
| SeaTac to Cwmbran | 4,707.30 mi (7,575.66 km) |
| SeaTac to Dagenham | 4,797.96 mi (7,721.57 km) |
| SeaTac to Dalkeith | 4,481.94 mi (7,212.99 km) |
| SeaTac to Darfield | 4,649.92 mi (7,483.32 km) |
