| Lake Ronkonkoma to Sesimbra | 3,332.20 mi (5,362.66 km) |
| Lake Ronkonkoma to Setubal | 3,340.13 mi (5,375.42 km) |
| Lake Ronkonkoma to Sever do Vouga | 3,305.17 mi (5,319.15 km) |
| Lake Ronkonkoma to Silves | 3,401.40 mi (5,474.02 km) |
| Lake Ronkonkoma to Sines | 3,357.82 mi (5,403.88 km) |
| Lake Ronkonkoma to Sintra | 3,307.97 mi (5,323.66 km) |
| Lake Ronkonkoma to Sobrado de Paiva | 3,302.07 mi (5,314.16 km) |
| Lake Ronkonkoma to Sobral de Monte Agraco | 3,313.50 mi (5,332.56 km) |
| Lake Ronkonkoma to Soure | 3,310.55 mi (5,327.82 km) |
| Lake Ronkonkoma to Tabua | 3,331.49 mi (5,361.52 km) |
| Lake Ronkonkoma to Tavira | 3,442.68 mi (5,540.45 km) |
| Lake Ronkonkoma to Tomar | 3,333.40 mi (5,364.59 km) |
| Lake Ronkonkoma to Tondela | 3,324.66 mi (5,350.52 km) |
| Lake Ronkonkoma to Torre de Moncorvo | 3,352.14 mi (5,394.75 km) |
| Lake Ronkonkoma to Torres Novas | 3,331.39 mi (5,361.35 km) |
