| Frederick to Santarem | 3,577.12 mi (5,756.82 km) |
| Frederick to Santiago do Cacem | 3,610.71 mi (5,810.88 km) |
| Frederick to Santo Andre | 3,607.28 mi (5,805.36 km) |
| Frederick to Santo Tirso | 3,531.33 mi (5,683.13 km) |
| Frederick to Sao Bras de Alportel | 3,676.51 mi (5,916.76 km) |
| Frederick to Sao Felix da Marinha | 3,531.64 mi (5,683.62 km) |
| Frederick to Sao Joao da Madeira | 3,541.71 mi (5,699.83 km) |
| Frederick to Sao Joao de Ver | 3,537.21 mi (5,692.59 km) |
| Frederick to Sao Mamede de Infesta | 3,528.40 mi (5,678.41 km) |
| Frederick to Sao Pedro do Sul | 3,566.00 mi (5,738.92 km) |
| Frederick to Satao | 3,582.53 mi (5,765.52 km) |
| Frederick to Seia | 3,592.44 mi (5,781.47 km) |
| Frederick to Senhora da Hora | 3,526.31 mi (5,675.05 km) |
| Frederick to Serpa | 3,667.27 mi (5,901.90 km) |
| Frederick to Serta | 3,590.14 mi (5,777.78 km) |
