| Ennis to Setubal | 989.56 mi (1,592.55 km) |
| Ennis to Sever do Vouga | 837.42 mi (1,347.70 km) |
| Ennis to Silves | 1,082.28 mi (1,741.75 km) |
| Ennis to Sines | 1,028.92 mi (1,655.89 km) |
| Ennis to Sintra | 970.75 mi (1,562.28 km) |
| Ennis to Sobrado de Paiva | 816.88 mi (1,314.65 km) |
| Ennis to Sobral de Monte Agraco | 955.48 mi (1,537.69 km) |
| Ennis to Soure | 884.29 mi (1,423.13 km) |
| Ennis to Tabua | 863.86 mi (1,390.25 km) |
| Ennis to Tavira | 1,088.71 mi (1,752.10 km) |
| Ennis to Tomar | 915.62 mi (1,473.55 km) |
| Ennis to Tondela | 852.94 mi (1,372.67 km) |
| Ennis to Torre de Moncorvo | 809.30 mi (1,302.44 km) |
| Ennis to Torres Novas | 924.68 mi (1,488.13 km) |
| Ennis to Torres Vedras | 951.03 mi (1,530.53 km) |
