| Astoria to Santarem | 5,304.73 mi (8,537.14 km) |
| Astoria to Santiago do Cacem | 5,368.67 mi (8,640.05 km) |
| Astoria to Santo Andre | 5,365.16 mi (8,634.40 km) |
| Astoria to Santo Tirso | 5,201.39 mi (8,370.83 km) |
| Astoria to Sao Bras de Alportel | 5,443.31 mi (8,760.17 km) |
| Astoria to Sao Felix da Marinha | 5,211.90 mi (8,387.74 km) |
| Astoria to Sao Joao da Madeira | 5,223.63 mi (8,406.63 km) |
| Astoria to Sao Joao de Ver | 5,218.54 mi (8,398.43 km) |
| Astoria to Sao Mamede de Infesta | 5,203.93 mi (8,374.92 km) |
| Astoria to Sao Pedro do Sul | 5,245.64 mi (8,442.04 km) |
| Astoria to Satao | 5,257.72 mi (8,461.49 km) |
| Astoria to Seia | 5,275.29 mi (8,489.75 km) |
| Astoria to Senhora da Hora | 5,202.95 mi (8,373.34 km) |
| Astoria to Serpa | 5,410.76 mi (8,707.78 km) |
| Astoria to Serta | 5,294.83 mi (8,521.21 km) |
