| Birsfelden to Kaneohe (Hawaii) | 7,586.60 mi (12,209.46 km) |
| Birsfelden to Kankakee (Illinois) | 4,430.36 mi (7,129.97 km) |
| Birsfelden to Kannapolis (North Carolina) | 4,393.14 mi (7,070.07 km) |
| Birsfelden to Kansas City (Kansas) | 4,788.18 mi (7,705.83 km) |
| Birsfelden to Kansas City (Missouri) | 4,780.98 mi (7,694.24 km) |
| Birsfelden to Kapaa (Hawaii) | 7,557.12 mi (12,162.01 km) |
| Birsfelden to Kapolei (Hawaii) | 7,594.31 mi (12,221.85 km) |
| Birsfelden to Katy (Texas) | 5,298.47 mi (8,527.06 km) |
| Birsfelden to Kaukauna (Wisconsin) | 4,301.17 mi (6,922.06 km) |
| Birsfelden to Kaysville (Utah) | 5,286.84 mi (8,508.35 km) |
| Birsfelden to Kearney (Missouri) | 4,762.33 mi (7,664.23 km) |
| Birsfelden to Kearney (Nebraska) | 4,869.80 mi (7,837.19 km) |
| Birsfelden to Kearns (Utah) | 5,309.64 mi (8,545.04 km) |
| Birsfelden to Kearny (New Jersey) | 3,888.63 mi (6,258.15 km) |
| Birsfelden to Keene (New Hampshire) | 3,724.07 mi (5,993.31 km) |
