| Fort Collins to Santarem | 4,820.72 mi (7,758.20 km) |
| Fort Collins to Santiago do Cacem | 4,870.24 mi (7,837.90 km) |
| Fort Collins to Santo Andre | 4,866.69 mi (7,832.17 km) |
| Fort Collins to Santo Tirso | 4,744.51 mi (7,635.55 km) |
| Fort Collins to Sao Bras de Alportel | 4,942.01 mi (7,953.40 km) |
| Fort Collins to Sao Felix da Marinha | 4,750.04 mi (7,644.45 km) |
| Fort Collins to Sao Joao da Madeira | 4,761.25 mi (7,662.50 km) |
| Fort Collins to Sao Joao de Ver | 4,756.32 mi (7,654.56 km) |
| Fort Collins to Sao Mamede de Infesta | 4,744.29 mi (7,635.20 km) |
| Fort Collins to Sao Pedro do Sul | 4,785.08 mi (7,700.84 km) |
| Fort Collins to Satao | 4,799.82 mi (7,724.57 km) |
| Fort Collins to Seia | 4,813.91 mi (7,747.24 km) |
| Fort Collins to Senhora da Hora | 4,742.71 mi (7,632.65 km) |
| Fort Collins to Serpa | 4,921.12 mi (7,919.78 km) |
| Fort Collins to Serta | 4,822.60 mi (7,761.23 km) |
