| Lufkin to Sinop | 6,451.48 mi (10,382.66 km) |
| Lufkin to Siran | 6,681.30 mi (10,752.52 km) |
| Lufkin to Sirnak | 6,936.60 mi (11,163.38 km) |
| Lufkin to Sirvan | 6,892.40 mi (11,092.24 km) |
| Lufkin to Sivas | 6,634.40 mi (10,677.03 km) |
| Lufkin to Sivasli | 6,433.91 mi (10,354.38 km) |
| Lufkin to Siverek | 6,819.79 mi (10,975.39 km) |
| Lufkin to Sivrice | 6,781.88 mi (10,914.38 km) |
| Lufkin to Sivrihisar | 6,455.62 mi (10,389.31 km) |
| Lufkin to Sogut | 6,377.26 mi (10,263.21 km) |
| Lufkin to Sogutlu | 6,344.86 mi (10,211.07 km) |
| Lufkin to Soke | 6,380.95 mi (10,269.14 km) |
| Lufkin to Solhan | 6,810.81 mi (10,960.94 km) |
| Lufkin to Soma | 6,320.10 mi (10,171.21 km) |
| Lufkin to Sorgun | 6,568.04 mi (10,570.24 km) |
