| SeaTac to Cabestany | 5,370.79 mi (8,643.45 km) |
| SeaTac to Cabries | 5,395.55 mi (8,683.29 km) |
| SeaTac to Cachan | 5,008.13 mi (8,059.80 km) |
| SeaTac to Caen | 4,913.67 mi (7,907.79 km) |
| SeaTac to Cagnes-sur-Mer | 5,430.40 mi (8,739.38 km) |
| SeaTac to Cahors | 5,227.64 mi (8,413.08 km) |
| SeaTac to Calais | 4,875.21 mi (7,845.90 km) |
| SeaTac to Caluire-et-Cuire | 5,245.41 mi (8,441.67 km) |
| SeaTac to Cambrai | 4,953.89 mi (7,972.51 km) |
| SeaTac to Canet-en-Roussillon | 5,371.21 mi (8,644.13 km) |
| SeaTac to Cannes | 5,433.38 mi (8,744.17 km) |
| SeaTac to Canteleu | 4,936.79 mi (7,944.99 km) |
| SeaTac to Capbreton | 5,188.27 mi (8,349.72 km) |
| SeaTac to Carcassonne | 5,323.65 mi (8,567.59 km) |
| SeaTac to Carmaux | 5,270.62 mi (8,482.24 km) |
