| Security-Widefield to Iver | 4,714.23 mi (7,586.82 km) |
| Security-Widefield to Ivybridge | 4,636.36 mi (7,461.49 km) |
| Security-Widefield to Jarrow | 4,545.06 mi (7,314.57 km) |
| Security-Widefield to Johnstone | 4,413.72 mi (7,103.20 km) |
| Security-Widefield to Kearsley | 4,571.01 mi (7,356.33 km) |
| Security-Widefield to Keighley | 4,573.72 mi (7,360.68 km) |
| Security-Widefield to Kempston | 4,690.84 mi (7,549.17 km) |
| Security-Widefield to Kendal | 4,528.05 mi (7,287.19 km) |
| Security-Widefield to Kenilworth | 4,644.77 mi (7,475.03 km) |
| Security-Widefield to Kenley | 4,736.51 mi (7,622.68 km) |
| Security-Widefield to Kensington | 4,726.16 mi (7,606.01 km) |
| Security-Widefield to Kenton | 4,718.48 mi (7,593.66 km) |
| Security-Widefield to Kettering | 4,671.91 mi (7,518.72 km) |
| Security-Widefield to Kew Green | 4,723.70 mi (7,602.06 km) |
| Security-Widefield to Keynsham | 4,648.22 mi (7,480.59 km) |
