| Cities | Distance |
|---|---|
| Seia to Lagoa | 230.76 mi (371.38 km) |
| Seia to Lagoa | 974.78 mi (1,568.76 km) |
| Seia to Lagos | 235.21 mi (378.54 km) |
| Seia to Lamego | 47.24 mi (76.02 km) |
| Seia to Leiria | 74.31 mi (119.59 km) |
| Seia to Lisbon | 140.30 mi (225.80 km) |
| Seia to Loule | 226.64 mi (364.74 km) |
| Seia to Loures | 134.61 mi (216.63 km) |
| Seia to Lourinha | 118.03 mi (189.95 km) |
| Seia to Lousa | 35.80 mi (57.61 km) |
| Seia to Lousada | 66.85 mi (107.59 km) |
| Seia to Macedo de Cavaleiros | 86.32 mi (138.92 km) |
| Seia to Mafamude | 67.21 mi (108.17 km) |
| Seia to Mafra | 134.07 mi (215.77 km) |
| Seia to Maia | 73.67 mi (118.56 km) |