| Estoril to Kaneohe (Hawaii) | 7,806.76 mi (12,563.77 km) |
| Estoril to Kankakee (Illinois) | 4,013.32 mi (6,458.81 km) |
| Estoril to Kannapolis (North Carolina) | 3,830.57 mi (6,164.71 km) |
| Estoril to Kansas City (Kansas) | 4,398.54 mi (7,078.77 km) |
| Estoril to Kansas City (Missouri) | 4,389.68 mi (7,064.51 km) |
| Estoril to Kapaa (Hawaii) | 7,807.69 mi (12,565.26 km) |
| Estoril to Kapolei (Hawaii) | 7,818.77 mi (12,583.10 km) |
| Estoril to Katy (Texas) | 4,791.21 mi (7,710.70 km) |
| Estoril to Kaukauna (Wisconsin) | 3,939.27 mi (6,339.65 km) |
| Estoril to Kaysville (Utah) | 5,084.29 mi (8,182.37 km) |
| Estoril to Kearney (Missouri) | 4,372.75 mi (7,037.27 km) |
| Estoril to Kearney (Nebraska) | 4,541.58 mi (7,308.97 km) |
| Estoril to Kearns (Utah) | 5,102.79 mi (8,212.15 km) |
| Estoril to Kearny (New Jersey) | 3,361.54 mi (5,409.87 km) |
| Estoril to Keene (New Hampshire) | 3,224.33 mi (5,189.05 km) |
