| Avon Lake to Sesimbra | 3,748.19 mi (6,032.13 km) |
| Avon Lake to Setubal | 3,755.45 mi (6,043.81 km) |
| Avon Lake to Sever do Vouga | 3,709.79 mi (5,970.33 km) |
| Avon Lake to Silves | 3,821.42 mi (6,149.98 km) |
| Avon Lake to Sines | 3,775.45 mi (6,076.00 km) |
| Avon Lake to Sintra | 3,722.92 mi (5,991.46 km) |
| Avon Lake to Sobrado de Paiva | 3,705.10 mi (5,962.78 km) |
| Avon Lake to Sobral de Monte Agraco | 3,727.13 mi (5,998.24 km) |
| Avon Lake to Soure | 3,718.77 mi (5,984.78 km) |
| Avon Lake to Tabua | 3,737.30 mi (6,014.60 km) |
| Avon Lake to Tavira | 3,861.69 mi (6,214.80 km) |
| Avon Lake to Tomar | 3,743.29 mi (6,024.24 km) |
| Avon Lake to Tondela | 3,729.83 mi (6,002.57 km) |
| Avon Lake to Torre de Moncorvo | 3,752.50 mi (6,039.06 km) |
| Avon Lake to Torres Novas | 3,742.05 mi (6,022.26 km) |
