| Swansea to Kennewick (Washington) | 1,570.09 mi (2,526.81 km) |
| Swansea to Kenosha (Wisconsin) | 299.98 mi (482.76 km) |
| Swansea to Kent (Ohio) | 491.18 mi (790.49 km) |
| Swansea to Kent (Washington) | 1,724.99 mi (2,776.10 km) |
| Swansea to Kentwood (Michigan) | 377.53 mi (607.57 km) |
| Swansea to Kerman (California) | 1,643.12 mi (2,644.34 km) |
| Swansea to Kernersville (North Carolina) | 569.27 mi (916.15 km) |
| Swansea to Kerrville (Texas) | 785.48 mi (1,264.10 km) |
| Swansea to Kettering (Maryland) | 711.18 mi (1,144.53 km) |
| Swansea to Kettering (Ohio) | 322.62 mi (519.21 km) |
| Swansea to Kewanee (Illinois) | 185.83 mi (299.07 km) |
| Swansea to Key Biscayne (Florida) | 1,056.63 mi (1,700.48 km) |
| Swansea to Key Largo (Florida) | 1,083.19 mi (1,743.23 km) |
| Swansea to Key West (Florida) | 1,079.28 mi (1,736.93 km) |
| Swansea to Keystone (Florida) | 835.95 mi (1,345.32 km) |
