Portugal's longest tunnels - in use
| Name | Name in Portuguese | Location | Length | Type | Year | Comment |
|---|---|---|---|---|---|---|
| Metro Lisbon - Blue (Seagull) Line | Linha Azul ou Linha da Gaivota | Lisbon | 14,000 m (45,932 ft) | Metro | 1959–2007 | |
| Metro Lisbon - Yellow (Sunflower) Line | Linha Amarela ou Linha do Girassol | Lisbon | 11,000 m (36,089 ft) | Metro | 1959–2004 | |
| Metro Lisbon - Green (Caravel) Line | Linha Verde ou Linha da Caravela | Lisbon | 9,000 m (29,528 ft) | Metro | 1972–2002 | |
| Metro Lisbon - Red (Orient) Line | Linha Vermelha ou Linha do Oriente | Lisbon | 8,200 m (26,903 ft) | Metro | 1998–2009 | |
| Marão Tunnel | Túnel do Marão | Serra do Marão mountain range | 5,665 m (18,586 ft) | Road | 2016 | Longest road tunnel in Portugal and third longest in the Iberian Peninsula. |
| Cortado Tunnel | Túnel do Cortado | Madeira | 3,168 m (10,394 ft) | Road | 2004 | Longest road tunnel in Madeira. |
| Ponta do Sol Tunnel | Túnel da Ponta do Sol | Madeira | 2,682 m (8,799 ft) | Road | 2004 | |
| Encumeada Tunnel | Túnel da Encumeada | Madeira | 3,100 m (10,171 ft) | Road | 2004 | |
| Rossio Tunnel | Túnel do Rossio | Lisbon | 2,613 m (8,573 ft) [1] | Railway | 1890 | Longest railway tunnel in Portugal. |
| Jardim do Mar Tunnel | Túnel do Jardim do Mar | Madeira | 2,511 m (8,238 ft) | Road | 2001 | |
| Curral das Freiras Tunnel | Túnel do Curral das Freiras | Curral das Freiras, Madeira | 2,404 m (7,887 ft) | Road | 2004 | |
| Caniçal Tunnel | Túnel do Caniçal | Caniçal, Madeira | 2,125 m (6,972 ft) | Road | 2004 | |
| North Tunnel | Túnel do Norte | Madeira | 2,097 m (6,880 ft) | Road | 2001 | |
| Ribeira Brava Tunnel | Túnel da Ribeira Brava | Ribeira Brava, Madeira | 1,806 m (5,925 ft) | Road | ||
| Gardunha Tunnel | Túnel da Gardunha | Serra da Gardunha, near Fundão | 1,580 m (5,184 ft) | Road | 1997–2003 | Road |
