| Houston to San Dona di Piave | 5,550.01 mi (8,931.88 km) |
| Houston to San Donato Milanese | 5,422.57 mi (8,726.78 km) |
| Houston to San Felice Circeo | 5,740.12 mi (9,237.83 km) |
| Houston to San Felice sul Panaro | 5,521.29 mi (8,885.65 km) |
| Houston to San Ferdinando di Puglia | 5,864.11 mi (9,437.38 km) |
| Houston to San Gavino Monreale | 5,612.81 mi (9,032.94 km) |
| Houston to San Gennaro Vesuviano | 5,816.30 mi (9,360.43 km) |
| Houston to San Giorgio a Cremano | 5,809.04 mi (9,348.74 km) |
| Houston to San Giorgio del Sannio | 5,821.91 mi (9,369.46 km) |
| Houston to San Giorgio di Piano | 5,538.32 mi (8,913.07 km) |
| Houston to San Giorgio Ionico | 5,953.61 mi (9,581.40 km) |
| Houston to San Giovanni in Fiore | 5,973.92 mi (9,614.09 km) |
| Houston to San Giovanni in Marignano | 5,620.24 mi (9,044.90 km) |
| Houston to San Giovanni in Persiceto | 5,530.44 mi (8,900.38 km) |
| Houston to San Giovanni la Punta | 5,971.81 mi (9,610.70 km) |
