| SeaTac to Chatteris | 4,745.60 mi (7,637.30 km) |
| SeaTac to Cheadle | 4,663.81 mi (7,505.67 km) |
| SeaTac to Cheadle Hulme | 4,637.56 mi (7,463.44 km) |
| SeaTac to Cheam | 4,798.53 mi (7,722.49 km) |
| SeaTac to Chellaston | 4,684.50 mi (7,538.98 km) |
| SeaTac to Chelmsford | 4,796.34 mi (7,718.97 km) |
| SeaTac to Chelsfield | 4,807.53 mi (7,736.97 km) |
| SeaTac to Cheltenham | 4,719.87 mi (7,595.90 km) |
| SeaTac to Chepstow | 4,717.29 mi (7,591.75 km) |
| SeaTac to Cherry Hinton | 4,763.54 mi (7,666.17 km) |
| SeaTac to Chertsey | 4,789.02 mi (7,707.18 km) |
| SeaTac to Chesham | 4,768.73 mi (7,674.53 km) |
| SeaTac to Cheshunt | 4,784.44 mi (7,699.81 km) |
| SeaTac to Chester | 4,629.03 mi (7,449.70 km) |
| SeaTac to Chester-le-Street | 4,574.35 mi (7,361.70 km) |
