| Boston to Rury | 959.88 mi (1,544.78 km) |
| Boston to Rybnik | 820.33 mi (1,320.20 km) |
| Boston to Ryki | 928.50 mi (1,494.28 km) |
| Boston to Rypin | 806.80 mi (1,298.42 km) |
| Boston to Rzeszow | 964.56 mi (1,552.31 km) |
| Boston to Sandomierz | 939.25 mi (1,511.58 km) |
| Boston to Sanok | 985.79 mi (1,586.48 km) |
| Boston to Sedziszow Malopolski | 951.29 mi (1,530.95 km) |
| Boston to Sepolno Krajenskie | 725.13 mi (1,166.98 km) |
| Boston to Sidlice | 766.69 mi (1,233.87 km) |
| Boston to Siechnice | 740.74 mi (1,192.11 km) |
| Boston to Siedlce | 934.07 mi (1,503.24 km) |
| Boston to Siemianowice Slaskie | 833.66 mi (1,341.64 km) |
| Boston to Siemiatycze | 954.81 mi (1,536.61 km) |
| Boston to Sieradz | 796.70 mi (1,282.17 km) |
