| Boadilla del Monte to Storm Lake (Iowa) | 4,475.38 mi (7,202.44 km) |
| Boadilla del Monte to Storrs (Connecticut) | 3,462.45 mi (5,572.27 km) |
| Boadilla del Monte to Stoughton (Wisconsin) | 4,206.24 mi (6,769.30 km) |
| Boadilla del Monte to Stow (Ohio) | 3,911.82 mi (6,295.47 km) |
| Boadilla del Monte to Streamwood (Illinois) | 4,190.84 mi (6,744.51 km) |
| Boadilla del Monte to Streator (Illinois) | 4,250.99 mi (6,841.30 km) |
| Boadilla del Monte to Streetsboro (Ohio) | 3,905.73 mi (6,285.66 km) |
| Boadilla del Monte to Strongsville (Ohio) | 3,925.89 mi (6,318.10 km) |
| Boadilla del Monte to Stuart (Florida) | 4,344.55 mi (6,991.88 km) |
| Boadilla del Monte to Stuarts Draft (Virginia) | 3,899.27 mi (6,275.26 km) |
| Boadilla del Monte to Sturgis (Michigan) | 4,074.25 mi (6,556.87 km) |
| Boadilla del Monte to Suamico (Wisconsin) | 4,098.59 mi (6,596.04 km) |
| Boadilla del Monte to Sudley (Virginia) | 3,800.82 mi (6,116.82 km) |
| Boadilla del Monte to Suffern (New York) | 3,571.35 mi (5,747.53 km) |
| Boadilla del Monte to Suffolk (Virginia) | 3,825.81 mi (6,157.05 km) |
