| Sayville to Cascais | 3,309.81 mi (5,326.62 km) |
| Sayville to Castelo Branco | 3,372.75 mi (5,427.92 km) |
| Sayville to Castro Daire | 3,322.46 mi (5,346.99 km) |
| Sayville to Celorico de Basto | 3,306.58 mi (5,321.43 km) |
| Sayville to Chamusca | 3,337.65 mi (5,371.43 km) |
| Sayville to Chaves | 3,322.65 mi (5,347.29 km) |
| Sayville to Cinfaes | 3,307.56 mi (5,323.00 km) |
| Sayville to Coimbra | 3,316.82 mi (5,337.90 km) |
| Sayville to Condeixa-a-Nova | 3,315.91 mi (5,336.45 km) |
| Sayville to Corroios | 3,325.31 mi (5,351.57 km) |
| Sayville to Coruche | 3,346.44 mi (5,385.58 km) |
| Sayville to Costa de Caparica | 3,320.29 mi (5,343.49 km) |
| Sayville to Covilha | 3,359.96 mi (5,407.33 km) |
| Sayville to Eiras | 3,316.24 mi (5,336.97 km) |
| Sayville to Elvas | 3,416.54 mi (5,498.38 km) |
