| Belfast to Sycow | 1,005.27 mi (1,617.83 km) |
| Belfast to Szamotuly | 929.24 mi (1,495.47 km) |
| Belfast to Szczecin | 832.26 mi (1,339.39 km) |
| Belfast to Szczecinek | 912.96 mi (1,469.27 km) |
| Belfast to Szczytno | 1,086.48 mi (1,748.52 km) |
| Belfast to Szprotawa | 911.16 mi (1,466.37 km) |
| Belfast to Sztum | 1,003.27 mi (1,614.61 km) |
| Belfast to Szubin | 967.63 mi (1,557.25 km) |
| Belfast to Szydlowiec | 1,132.34 mi (1,822.32 km) |
| Belfast to Tarnobrzeg | 1,183.44 mi (1,904.56 km) |
| Belfast to Tarnow | 1,172.43 mi (1,886.84 km) |
| Belfast to Tarnowskie Gory | 1,074.61 mi (1,729.41 km) |
| Belfast to Tczew | 991.43 mi (1,595.55 km) |
| Belfast to Tomaszow Lubelski | 1,256.60 mi (2,022.30 km) |
| Belfast to Tomaszow Mazowiecki | 1,091.69 mi (1,756.91 km) |
