| Houston to San Giovanni Lupatoto | 5,496.78 mi (8,846.21 km) |
| Houston to San Giovanni Rotondo | 5,833.98 mi (9,388.88 km) |
| Houston to San Giovanni Valdarno | 5,585.01 mi (8,988.20 km) |
| Houston to San Giuliano Milanese | 5,423.86 mi (8,728.85 km) |
| Houston to San Giuliano Terme | 5,531.61 mi (8,902.27 km) |
| Houston to San Giuseppe Iato | 5,870.80 mi (9,448.14 km) |
| Houston to San Giuseppe Vesuviano | 5,816.19 mi (9,360.25 km) |
| Houston to San Giustino | 5,612.88 mi (9,033.06 km) |
| Houston to San Gregorio di Catania | 5,973.22 mi (9,612.97 km) |
| Houston to San Lazzaro di Savena | 5,545.84 mi (8,925.17 km) |
| Houston to San Marco in Lamis | 5,829.38 mi (9,381.48 km) |
| Houston to San Martino Buon Albergo | 5,498.29 mi (8,848.64 km) |
| Houston to San Martino di Lupari | 5,520.45 mi (8,884.31 km) |
| Houston to San Marzano di San Giuseppe | 5,959.23 mi (9,590.45 km) |
| Houston to San Marzano sul Sarno | 5,822.77 mi (9,370.84 km) |
