| Luton to Santarem | 959.46 mi (1,544.10 km) |
| Luton to Santiago do Cacem | 1,038.31 mi (1,670.99 km) |
| Luton to Santo Andre | 1,037.08 mi (1,669.02 km) |
| Luton to Santo Tirso | 821.58 mi (1,322.21 km) |
| Luton to Sao Bras de Alportel | 1,080.72 mi (1,739.25 km) |
| Luton to Sao Felix da Marinha | 843.77 mi (1,357.91 km) |
| Luton to Sao Joao da Madeira | 849.50 mi (1,367.14 km) |
| Luton to Sao Joao de Ver | 847.25 mi (1,363.51 km) |
| Luton to Sao Mamede de Infesta | 832.85 mi (1,340.34 km) |
| Luton to Sao Pedro do Sul | 850.08 mi (1,368.08 km) |
| Luton to Satao | 844.54 mi (1,359.16 km) |
| Luton to Seia | 863.96 mi (1,390.41 km) |
| Luton to Senhora da Hora | 834.85 mi (1,343.56 km) |
| Luton to Serpa | 1,023.66 mi (1,647.43 km) |
| Luton to Serta | 911.63 mi (1,467.12 km) |
