| Luxembourg to Santiago do Cacem | 1,086.34 mi (1,748.30 km) |
| Luxembourg to Santo Andre | 1,086.19 mi (1,748.06 km) |
| Luxembourg to Santo Tirso | 906.93 mi (1,459.57 km) |
| Luxembourg to Sao Bras de Alportel | 1,108.30 mi (1,783.63 km) |
| Luxembourg to Sao Felix da Marinha | 927.20 mi (1,492.18 km) |
| Luxembourg to Sao Joao da Madeira | 928.93 mi (1,494.97 km) |
| Luxembourg to Sao Joao de Ver | 928.44 mi (1,494.17 km) |
| Luxembourg to Sao Mamede de Infesta | 918.31 mi (1,477.88 km) |
| Luxembourg to Sao Pedro do Sul | 920.86 mi (1,481.97 km) |
| Luxembourg to Satao | 909.73 mi (1,464.07 km) |
| Luxembourg to Seia | 924.49 mi (1,487.83 km) |
| Luxembourg to Senhora da Hora | 920.89 mi (1,482.03 km) |
| Luxembourg to Serpa | 1,054.44 mi (1,696.96 km) |
| Luxembourg to Serta | 970.60 mi (1,562.02 km) |
| Luxembourg to Sesimbra | 1,076.77 mi (1,732.90 km) |
