| Hartford to Sesimbra | 3,290.28 mi (5,295.19 km) |
| Hartford to Setubal | 3,298.03 mi (5,307.66 km) |
| Hartford to Sever do Vouga | 3,260.34 mi (5,247.02 km) |
| Hartford to Silves | 3,360.63 mi (5,408.42 km) |
| Hartford to Sines | 3,316.36 mi (5,337.16 km) |
| Hartford to Sintra | 3,265.75 mi (5,255.72 km) |
| Hartford to Sobrado de Paiva | 3,256.87 mi (5,241.43 km) |
| Hartford to Sobral de Monte Agraco | 3,270.93 mi (5,264.06 km) |
| Hartford to Soure | 3,266.60 mi (5,257.09 km) |
| Hartford to Tabua | 3,286.97 mi (5,289.86 km) |
| Hartford to Tavira | 3,401.64 mi (5,474.42 km) |
| Hartford to Tomar | 3,289.88 mi (5,294.55 km) |
| Hartford to Tondela | 3,279.98 mi (5,278.61 km) |
| Hartford to Torre de Moncorvo | 3,306.36 mi (5,321.07 km) |
| Hartford to Torres Novas | 3,288.06 mi (5,291.62 km) |
