| Lake Ronkonkoma to Quarteira | 3,421.60 mi (5,506.54 km) |
| Lake Ronkonkoma to Queluz | 3,315.31 mi (5,335.48 km) |
| Lake Ronkonkoma to Reguengos de Monsaraz | 3,410.12 mi (5,488.06 km) |
| Lake Ronkonkoma to Resende | 3,314.73 mi (5,334.54 km) |
| Lake Ronkonkoma to Ribeira Brava | 3,100.83 mi (4,990.30 km) |
| Lake Ronkonkoma to Ribeira Grande | 2,521.19 mi (4,057.46 km) |
| Lake Ronkonkoma to Rio de Mouro | 3,311.55 mi (5,329.43 km) |
| Lake Ronkonkoma to Rio Maior | 3,315.50 mi (5,335.77 km) |
| Lake Ronkonkoma to Rio Tinto | 3,284.15 mi (5,285.32 km) |
| Lake Ronkonkoma to Sabugal | 3,377.54 mi (5,435.63 km) |
| Lake Ronkonkoma to Sacavem | 3,322.04 mi (5,346.30 km) |
| Lake Ronkonkoma to Salvaterra de Magos | 3,331.65 mi (5,361.77 km) |
| Lake Ronkonkoma to Santa Comba Dao | 3,326.18 mi (5,352.97 km) |
| Lake Ronkonkoma to Santa Cruz | 3,113.76 mi (5,011.11 km) |
| Lake Ronkonkoma to Santa Iria da Azoia | 3,321.43 mi (5,345.32 km) |
