| Lannion to Sumter (South Carolina) | 3,944.53 mi (6,348.10 km) |
| Lannion to Sun City (Arizona) | 5,263.50 mi (8,470.79 km) |
| Lannion to Sun City Center (Florida) | 4,317.36 mi (6,948.12 km) |
| Lannion to Sun City West (Arizona) | 5,263.49 mi (8,470.76 km) |
| Lannion to Sun Lakes (Arizona) | 5,269.31 mi (8,480.14 km) |
| Lannion to Sun Prairie (Wisconsin) | 3,914.15 mi (6,299.22 km) |
| Lannion to Sun Valley (Nevada) | 5,202.12 mi (8,372.01 km) |
| Lannion to Sun Village (California) | 5,416.75 mi (8,717.42 km) |
| Lannion to Sunland Park (New Mexico) | 5,140.65 mi (8,273.08 km) |
| Lannion to Sunny Isles Beach (Florida) | 4,301.43 mi (6,922.49 km) |
| Lannion to Sunnyside (Washington) | 4,845.36 mi (7,797.85 km) |
| Lannion to Sunnyvale (California) | 5,398.16 mi (8,687.49 km) |
| Lannion to Sunrise (Florida) | 4,299.04 mi (6,918.64 km) |
| Lannion to Sunrise Manor (Nevada) | 5,227.25 mi (8,412.45 km) |
| Lannion to Sunset (Florida) | 4,322.80 mi (6,956.87 km) |
