| Llanelli to Rury | 1,142.50 mi (1,838.68 km) |
| Llanelli to Rybnik | 992.16 mi (1,596.73 km) |
| Llanelli to Ryki | 1,112.55 mi (1,790.48 km) |
| Llanelli to Rypin | 996.01 mi (1,602.92 km) |
| Llanelli to Rzeszow | 1,140.57 mi (1,835.57 km) |
| Llanelli to Sandomierz | 1,118.49 mi (1,800.04 km) |
| Llanelli to Sanok | 1,159.38 mi (1,865.85 km) |
| Llanelli to Sedziszow Malopolski | 1,127.14 mi (1,813.95 km) |
| Llanelli to Sepolno Krajenskie | 915.55 mi (1,473.43 km) |
| Llanelli to Sidlice | 960.15 mi (1,545.21 km) |
| Llanelli to Siechnice | 917.43 mi (1,476.47 km) |
| Llanelli to Siedlce | 1,120.61 mi (1,803.44 km) |
| Llanelli to Siemianowice Slaskie | 1,007.40 mi (1,621.25 km) |
| Llanelli to Siemiatycze | 1,142.63 mi (1,838.88 km) |
| Llanelli to Sieradz | 978.42 mi (1,574.62 km) |
