| Summerlin South to Los Alamitos (California) | 222.90 mi (358.72 km) |
| Summerlin South to Los Alamos (New Mexico) | 505.68 mi (813.81 km) |
| Summerlin South to Los Altos (California) | 384.13 mi (618.20 km) |
| Summerlin South to Los Angeles (California) | 222.41 mi (357.94 km) |
| Summerlin South to Los Banos (California) | 312.32 mi (502.63 km) |
| Summerlin South to Los Gatos (California) | 374.84 mi (603.24 km) |
| Summerlin South to Los Lunas (New Mexico) | 489.55 mi (787.85 km) |
| Summerlin South to Los Osos (California) | 313.17 mi (504.01 km) |
| Summerlin South to Loudoun Valley Estates (Virginia) | 2,066.58 mi (3,325.85 km) |
| Summerlin South to Louisville (Colorado) | 614.26 mi (988.56 km) |
| Summerlin South to Louisville (Kentucky) | 1,633.93 mi (2,629.55 km) |
| Summerlin South to Lovejoy (Georgia) | 1,762.25 mi (2,836.06 km) |
| Summerlin South to Loveland (Colorado) | 630.54 mi (1,014.76 km) |
| Summerlin South to Loveland (Ohio) | 1,703.44 mi (2,741.42 km) |
| Summerlin South to Loves Park (Illinois) | 1,466.57 mi (2,360.21 km) |
