| Williamsport to Rury | 4,432.88 mi (7,134.02 km) |
| Williamsport to Rybnik | 4,332.25 mi (6,972.09 km) |
| Williamsport to Ryki | 4,396.77 mi (7,075.91 km) |
| Williamsport to Rypin | 4,254.97 mi (6,847.72 km) |
| Williamsport to Rzeszow | 4,461.54 mi (7,180.16 km) |
| Williamsport to Sandomierz | 4,427.03 mi (7,124.62 km) |
| Williamsport to Sanok | 4,488.56 mi (7,223.63 km) |
| Williamsport to Sedziszow Malopolski | 4,449.28 mi (7,160.42 km) |
| Williamsport to Sepolno Krajenskie | 4,173.36 mi (6,716.38 km) |
| Williamsport to Sidlice | 4,179.93 mi (6,726.95 km) |
| Williamsport to Siechnice | 4,245.33 mi (6,832.20 km) |
| Williamsport to Siedlce | 4,388.17 mi (7,062.08 km) |
| Williamsport to Siemianowice Slaskie | 4,341.29 mi (6,986.63 km) |
| Williamsport to Siemiatycze | 4,398.69 mi (7,079.00 km) |
| Williamsport to Sieradz | 4,283.54 mi (6,893.70 km) |
