| Gretna to Pombal | 4,506.39 mi (7,252.33 km) |
| Gretna to Ponta Delgada | 3,663.07 mi (5,895.14 km) |
| Gretna to Ponta do Sol | 4,221.99 mi (6,794.64 km) |
| Gretna to Ponte da Barca | 4,474.67 mi (7,201.28 km) |
| Gretna to Ponte de Lima | 4,468.07 mi (7,190.66 km) |
| Gretna to Ponte de Sor | 4,552.48 mi (7,326.50 km) |
| Gretna to Portalegre | 4,581.05 mi (7,372.49 km) |
| Gretna to Portimao | 4,576.24 mi (7,364.75 km) |
| Gretna to Porto | 4,478.68 mi (7,207.73 km) |
| Gretna to Porto de Mos | 4,504.06 mi (7,248.59 km) |
| Gretna to Povoa de Lanhoso | 4,487.15 mi (7,221.38 km) |
| Gretna to Povoa de Santa Iria | 4,508.34 mi (7,255.47 km) |
| Gretna to Povoa de Varzim | 4,467.04 mi (7,189.00 km) |
| Gretna to Praia da Vitoria | 3,575.39 mi (5,754.03 km) |
| Gretna to Praia do Carvoeiro | 4,580.69 mi (7,371.91 km) |
