| Estoril to Somersworth (New Hampshire) | 3,149.96 mi (5,069.37 km) |
| Estoril to Somerton (Arizona) | 5,568.59 mi (8,961.77 km) |
| Estoril to Somerville (Massachusetts) | 3,177.59 mi (5,113.83 km) |
| Estoril to Somerville (New Jersey) | 3,389.96 mi (5,455.61 km) |
| Estoril to Sonoma (California) | 5,632.21 mi (9,064.17 km) |
| Estoril to Soquel (California) | 5,673.21 mi (9,130.15 km) |
| Estoril to South Bend (Indiana) | 3,921.62 mi (6,311.23 km) |
| Estoril to South Bradenton (Florida) | 4,197.14 mi (6,754.64 km) |
| Estoril to South Burlington (Vermont) | 3,238.17 mi (5,211.33 km) |
| Estoril to South Charleston (West Virginia) | 3,798.92 mi (6,113.78 km) |
| Estoril to South Daytona (Florida) | 4,054.72 mi (6,525.44 km) |
| Estoril to South El Monte (California) | 5,649.00 mi (9,091.19 km) |
| Estoril to South Elgin (Illinois) | 4,007.75 mi (6,449.85 km) |
| Estoril to South Euclid (Ohio) | 3,701.26 mi (5,956.61 km) |
| Estoril to South Farmingdale (New York) | 3,329.22 mi (5,357.86 km) |
