| Security-Widefield to Cosham | 4,721.68 mi (7,598.82 km) |
| Security-Widefield to Costessey | 4,727.38 mi (7,607.98 km) |
| Security-Widefield to Cottingham | 4,627.47 mi (7,447.20 km) |
| Security-Widefield to Coulsdon | 4,735.18 mi (7,620.53 km) |
| Security-Widefield to Coventry | 4,644.06 mi (7,473.89 km) |
| Security-Widefield to Cowdenbeath | 4,441.71 mi (7,148.25 km) |
| Security-Widefield to Cowes | 4,716.65 mi (7,590.71 km) |
| Security-Widefield to Cowley | 4,714.86 mi (7,587.83 km) |
| Security-Widefield to Cowley | 4,680.97 mi (7,533.30 km) |
| Security-Widefield to Cramlington | 4,538.08 mi (7,303.33 km) |
| Security-Widefield to Cranleigh | 4,730.69 mi (7,613.32 km) |
| Security-Widefield to Crawley | 4,742.04 mi (7,631.57 km) |
| Security-Widefield to Crayford | 4,741.16 mi (7,630.17 km) |
| Security-Widefield to Crewe | 4,585.10 mi (7,379.01 km) |
| Security-Widefield to Crigglestone | 4,595.48 mi (7,395.71 km) |
