| Castelo Branco to Sucha Beskidzka | 1,483.68 mi (2,387.75 km) |
| Castelo Branco to Suchanino | 1,570.75 mi (2,527.87 km) |
| Castelo Branco to Sulechow | 1,386.74 mi (2,231.74 km) |
| Castelo Branco to Sulecin | 1,380.33 mi (2,221.43 km) |
| Castelo Branco to Sulejowek | 1,609.59 mi (2,590.38 km) |
| Castelo Branco to Suwalki | 1,720.33 mi (2,768.60 km) |
| Castelo Branco to Swarzedz | 1,451.65 mi (2,336.21 km) |
| Castelo Branco to Swidnica | 1,382.38 mi (2,224.72 km) |
| Castelo Branco to Swidnik | 1,644.31 mi (2,646.25 km) |
| Castelo Branco to Swidwin | 1,451.52 mi (2,335.99 km) |
| Castelo Branco to Swiebodzice | 1,376.89 mi (2,215.89 km) |
| Castelo Branco to Swiecie | 1,533.94 mi (2,468.63 km) |
| Castelo Branco to Swiedbodzin | 1,389.19 mi (2,235.68 km) |
| Castelo Branco to Swietochlowice | 1,467.34 mi (2,361.45 km) |
| Castelo Branco to Swinoujscie | 1,405.12 mi (2,261.33 km) |
