| Johnston to Pombal | 4,255.59 mi (6,848.71 km) |
| Johnston to Ponta Delgada | 3,531.47 mi (5,683.36 km) |
| Johnston to Ponta do Sol | 4,124.60 mi (6,637.90 km) |
| Johnston to Ponte da Barca | 4,196.30 mi (6,753.29 km) |
| Johnston to Ponte de Lima | 4,190.90 mi (6,744.61 km) |
| Johnston to Ponte de Sor | 4,307.78 mi (6,932.70 km) |
| Johnston to Portalegre | 4,332.22 mi (6,972.03 km) |
| Johnston to Portimao | 4,363.89 mi (7,023.00 km) |
| Johnston to Porto | 4,210.31 mi (6,775.83 km) |
| Johnston to Porto de Mos | 4,258.68 mi (6,853.68 km) |
| Johnston to Povoa de Lanhoso | 4,211.33 mi (6,777.47 km) |
| Johnston to Povoa de Santa Iria | 4,274.71 mi (6,879.49 km) |
| Johnston to Povoa de Varzim | 4,196.28 mi (6,753.26 km) |
| Johnston to Praia da Vitoria | 3,432.99 mi (5,524.87 km) |
| Johnston to Praia do Carvoeiro | 4,368.13 mi (7,029.82 km) |
