| Allonnes to Setubal | 794.66 mi (1,278.88 km) |
| Allonnes to Sever do Vouga | 652.94 mi (1,050.81 km) |
| Allonnes to Silves | 862.67 mi (1,388.33 km) |
| Allonnes to Sines | 827.55 mi (1,331.82 km) |
| Allonnes to Sintra | 793.24 mi (1,276.60 km) |
| Allonnes to Sobrado de Paiva | 633.34 mi (1,019.26 km) |
| Allonnes to Sobral de Monte Agraco | 773.61 mi (1,245.00 km) |
| Allonnes to Soure | 699.27 mi (1,125.36 km) |
| Allonnes to Tabua | 663.36 mi (1,067.57 km) |
| Allonnes to Tavira | 847.64 mi (1,364.15 km) |
| Allonnes to Tomar | 718.33 mi (1,156.04 km) |
| Allonnes to Tondela | 656.17 mi (1,056.01 km) |
| Allonnes to Torre de Moncorvo | 588.96 mi (947.83 km) |
| Allonnes to Torres Novas | 729.44 mi (1,173.92 km) |
| Allonnes to Torres Vedras | 773.33 mi (1,244.56 km) |
