| Houston to Preveza | 6,158.55 mi (9,911.23 km) |
| Houston to Psychiko | 6,326.42 mi (10,181.40 km) |
| Houston to Ptolemaida | 6,129.48 mi (9,864.44 km) |
| Houston to Pylaia | 6,178.23 mi (9,942.90 km) |
| Houston to Pyrgos | 6,243.86 mi (10,048.52 km) |
| Houston to Rafina | 6,335.53 mi (10,196.05 km) |
| Houston to Rethymno | 6,475.25 mi (10,420.92 km) |
| Houston to Rodos | 6,580.76 mi (10,590.71 km) |
| Houston to Salamina | 6,317.13 mi (10,166.45 km) |
| Houston to Serres | 6,179.15 mi (9,944.38 km) |
| Houston to Sindos | 6,167.96 mi (9,926.37 km) |
| Houston to Siteia | 6,551.64 mi (10,543.85 km) |
| Houston to Skillounta | 6,254.51 mi (10,065.67 km) |
| Houston to Sparti | 6,312.11 mi (10,158.37 km) |
| Houston to Spata | 6,334.35 mi (10,194.16 km) |
