| Biga to Sucha Beskidzka | 755.29 mi (1,215.52 km) |
| Biga to Suchanino | 1,054.90 mi (1,697.70 km) |
| Biga to Sulechow | 987.56 mi (1,589.33 km) |
| Biga to Sulecin | 1,020.40 mi (1,642.18 km) |
| Biga to Sulejowek | 877.02 mi (1,411.43 km) |
| Biga to Suwalki | 979.10 mi (1,575.71 km) |
| Biga to Swarzedz | 969.36 mi (1,560.04 km) |
| Biga to Swidnica | 897.83 mi (1,444.92 km) |
| Biga to Swidnik | 789.82 mi (1,271.10 km) |
| Biga to Swidwin | 1,078.38 mi (1,735.48 km) |
| Biga to Swiebodzice | 902.89 mi (1,453.06 km) |
| Biga to Swiecie | 1,000.12 mi (1,609.54 km) |
| Biga to Swiedbodzin | 998.78 mi (1,607.38 km) |
| Biga to Swietochlowice | 803.46 mi (1,293.04 km) |
| Biga to Swinoujscie | 1,122.27 mi (1,806.11 km) |
