| Houston to Penne | 5,727.93 mi (9,218.22 km) |
| Houston to Pergine Valsugana | 5,479.80 mi (8,818.88 km) |
| Houston to Perugia | 5,638.11 mi (9,073.66 km) |
| Houston to Pesaro | 5,628.83 mi (9,058.73 km) |
| Houston to Pescantina | 5,486.26 mi (8,829.29 km) |
| Houston to Pescara | 5,739.88 mi (9,237.44 km) |
| Houston to Peschiera del Garda | 5,480.58 mi (8,820.14 km) |
| Houston to Pescia | 5,536.99 mi (8,910.92 km) |
| Houston to Petilia Policastro | 5,983.54 mi (9,629.57 km) |
| Houston to Piacenza | 5,453.73 mi (8,776.93 km) |
| Houston to Pianella | 5,735.50 mi (9,230.39 km) |
| Houston to Pianezza | 5,361.27 mi (8,628.13 km) |
| Houston to Pianiga | 5,533.87 mi (8,905.91 km) |
| Houston to Piano di Sorrento | 5,820.27 mi (9,366.82 km) |
| Houston to Pianoro | 5,546.15 mi (8,925.66 km) |
