| Romanshorn to Rury | 642.73 mi (1,034.38 km) |
| Romanshorn to Rybnik | 452.62 mi (728.42 km) |
| Romanshorn to Ryki | 628.38 mi (1,011.28 km) |
| Romanshorn to Rypin | 584.62 mi (940.86 km) |
| Romanshorn to Rzeszow | 599.37 mi (964.59 km) |
| Romanshorn to Sandomierz | 599.52 mi (964.83 km) |
| Romanshorn to Sanok | 603.11 mi (970.61 km) |
| Romanshorn to Sedziszow Malopolski | 586.83 mi (944.41 km) |
| Romanshorn to Sepolno Krajenskie | 541.92 mi (872.13 km) |
| Romanshorn to Sidlice | 617.15 mi (993.20 km) |
| Romanshorn to Siechnice | 425.05 mi (684.06 km) |
| Romanshorn to Siedlce | 655.89 mi (1,055.55 km) |
| Romanshorn to Siemianowice Slaskie | 475.21 mi (764.78 km) |
| Romanshorn to Siemiatycze | 686.07 mi (1,104.12 km) |
| Romanshorn to Sieradz | 504.24 mi (811.49 km) |
