| Sliven to Santiago do Cacem | 1,858.98 mi (2,991.75 km) |
| Sliven to Santo Andre | 1,860.69 mi (2,994.50 km) |
| Sliven to Santo Tirso | 1,776.40 mi (2,858.84 km) |
| Sliven to Sao Bras de Alportel | 1,839.89 mi (2,961.02 km) |
| Sliven to Sao Felix da Marinha | 1,789.62 mi (2,880.12 km) |
| Sliven to Sao Joao da Madeira | 1,785.41 mi (2,873.33 km) |
| Sliven to Sao Joao de Ver | 1,787.48 mi (2,876.66 km) |
| Sliven to Sao Mamede de Infesta | 1,785.46 mi (2,873.42 km) |
| Sliven to Sao Pedro do Sul | 1,766.91 mi (2,843.57 km) |
| Sliven to Satao | 1,750.43 mi (2,817.05 km) |
| Sliven to Seia | 1,754.83 mi (2,824.13 km) |
| Sliven to Senhora da Hora | 1,788.27 mi (2,877.94 km) |
| Sliven to Serpa | 1,804.88 mi (2,904.67 km) |
| Sliven to Serta | 1,787.53 mi (2,876.75 km) |
| Sliven to Sesimbra | 1,868.79 mi (3,007.53 km) |
