| Houston to Saarijarvi | 5,264.73 mi (8,472.76 km) |
| Houston to Salo | 5,311.27 mi (8,547.66 km) |
| Houston to Sastamala | 5,264.64 mi (8,472.62 km) |
| Houston to Savonlinna | 5,390.44 mi (8,675.07 km) |
| Houston to Seinajoki | 5,201.35 mi (8,370.77 km) |
| Houston to Siilinjarvi | 5,305.39 mi (8,538.20 km) |
| Houston to Sipoo | 5,368.42 mi (8,639.63 km) |
| Houston to Sippola | 5,396.43 mi (8,684.72 km) |
| Houston to Sodankyla | 5,085.88 mi (8,184.93 km) |
| Houston to Somero | 5,311.03 mi (8,547.27 km) |
| Houston to Sotkamo | 5,273.15 mi (8,486.32 km) |
| Houston to Tampere | 5,279.98 mi (8,497.30 km) |
| Houston to Tornio | 5,102.23 mi (8,211.24 km) |
| Houston to Turku | 5,285.51 mi (8,506.20 km) |
| Houston to Tuusula | 5,360.09 mi (8,626.22 km) |
