| Sintra to Kilgore (Texas) | 4,642.37 mi (7,471.18 km) |
| Sintra to Killeen (Texas) | 4,833.48 mi (7,778.73 km) |
| Sintra to King City (California) | 5,673.25 mi (9,130.21 km) |
| Sintra to King of Prussia (Pennsylvania) | 3,437.43 mi (5,532.01 km) |
| Sintra to Kingman (Arizona) | 5,418.82 mi (8,720.74 km) |
| Sintra to Kings Mountain (North Carolina) | 3,871.99 mi (6,231.37 km) |
| Sintra to Kings Park (New York) | 3,313.25 mi (5,332.16 km) |
| Sintra to Kings Park West (Virginia) | 3,565.26 mi (5,737.73 km) |
| Sintra to Kingsburg (California) | 5,594.45 mi (9,003.40 km) |
| Sintra to Kingsland (Georgia) | 4,034.33 mi (6,492.62 km) |
| Sintra to Kingsport (Tennessee) | 3,892.17 mi (6,263.84 km) |
| Sintra to Kingston (New York) | 3,326.10 mi (5,352.85 km) |
| Sintra to Kingston (Pennsylvania) | 3,433.56 mi (5,525.77 km) |
| Sintra to Kingstowne (Virginia) | 3,559.15 mi (5,727.89 km) |
| Sintra to Kingsville (Texas) | 4,979.60 mi (8,013.90 km) |
