| Boston to Recica | 808.67 mi (1,301.43 km) |
| Boston to Ribnica | 828.38 mi (1,333.15 km) |
| Boston to Ribnica | 812.25 mi (1,307.18 km) |
| Boston to Rogaska Slatina | 839.06 mi (1,350.34 km) |
| Boston to Rogasovci | 829.42 mi (1,334.82 km) |
| Boston to Rogatec | 841.85 mi (1,354.83 km) |
| Boston to Ruse | 821.18 mi (1,321.56 km) |
| Boston to Salovci | 838.62 mi (1,349.62 km) |
| Boston to Selnica ob Dravi | 819.86 mi (1,319.43 km) |
| Boston to Semic | 848.33 mi (1,365.26 km) |
| Boston to Sempeter pri Gorici | 780.99 mi (1,256.89 km) |
| Boston to Sencur | 794.03 mi (1,277.88 km) |
| Boston to Sentilj | 820.03 mi (1,319.72 km) |
| Boston to Sentjernej | 845.56 mi (1,360.80 km) |
| Boston to Sentjur | 830.75 mi (1,336.97 km) |
