| SeaTac to Carterton | 4,740.16 mi (7,628.55 km) |
| SeaTac to Castle Bromwich | 4,694.85 mi (7,555.63 km) |
| SeaTac to Castleford | 4,641.01 mi (7,468.98 km) |
| SeaTac to Castleton | 4,626.53 mi (7,445.68 km) |
| SeaTac to Caterham | 4,806.28 mi (7,734.96 km) |
| SeaTac to Catford | 4,798.86 mi (7,723.02 km) |
| SeaTac to Caversham | 4,772.47 mi (7,680.56 km) |
| SeaTac to Chaddesden | 4,681.12 mi (7,533.53 km) |
| SeaTac to Chalfont Saint Peter | 4,775.92 mi (7,686.10 km) |
| SeaTac to Chandlers Ford | 4,787.79 mi (7,705.20 km) |
| SeaTac to Chapel en le Frith | 4,647.58 mi (7,479.56 km) |
| SeaTac to Chapeltown | 4,651.80 mi (7,486.36 km) |
| SeaTac to Chard | 4,750.69 mi (7,645.49 km) |
| SeaTac to Charlton Kings | 4,721.21 mi (7,598.05 km) |
| SeaTac to Chatham | 4,817.16 mi (7,752.47 km) |
