| San Juan to Somersworth (New Hampshire) | 1,740.23 mi (2,800.62 km) |
| San Juan to Somerton (Arizona) | 3,158.24 mi (5,082.70 km) |
| San Juan to Somerville (Massachusetts) | 1,683.90 mi (2,709.97 km) |
| San Juan to Somerville (New Jersey) | 1,613.80 mi (2,597.16 km) |
| San Juan to Sonoma (California) | 3,632.53 mi (5,845.99 km) |
| San Juan to Soquel (California) | 3,596.43 mi (5,787.90 km) |
| San Juan to South Bend (Indiana) | 2,000.86 mi (3,220.07 km) |
| San Juan to South Bradenton (Florida) | 1,221.73 mi (1,966.18 km) |
| San Juan to South Burlington (Vermont) | 1,847.83 mi (2,973.79 km) |
| San Juan to South Charleston (West Virginia) | 1,669.16 mi (2,686.26 km) |
| San Juan to South Daytona (Florida) | 1,200.52 mi (1,932.06 km) |
| San Juan to South El Monte (California) | 3,360.15 mi (5,407.64 km) |
| San Juan to South Elgin (Illinois) | 2,089.62 mi (3,362.92 km) |
| San Juan to South Euclid (Ohio) | 1,839.86 mi (2,960.97 km) |
| San Juan to South Farmingdale (New York) | 1,603.16 mi (2,580.04 km) |
