| South Portland to Sant Joan de Vilatorrada | 3,543.42 mi (5,702.58 km) |
| South Portland to Sant Just Desvern | 3,567.53 mi (5,741.38 km) |
| South Portland to Sant Sadurni d'Anoia | 3,552.89 mi (5,717.83 km) |
| South Portland to Santa Coloma de Farnes | 3,578.66 mi (5,759.29 km) |
| South Portland to Santa Comba | 3,016.02 mi (4,853.82 km) |
| South Portland to Santa Cruz | 3,134.70 mi (5,044.81 km) |
| South Portland to Santa Cruz de Bezana | 3,231.18 mi (5,200.08 km) |
| South Portland to Santa Cruz de la Palma | 3,050.50 mi (4,909.31 km) |
| South Portland to Santa Eulalia del Rio | 3,623.19 mi (5,830.96 km) |
| South Portland to Santa Margarita | 3,671.22 mi (5,908.27 km) |
| South Portland to Santa Margarita de Mombuy | 3,540.00 mi (5,697.07 km) |
| South Portland to Santa Maria de Cayon | 3,237.30 mi (5,209.93 km) |
| South Portland to Santa Maria de Palautordera | 3,574.17 mi (5,752.06 km) |
| South Portland to Santa Marta de Tormes | 3,224.44 mi (5,189.24 km) |
| South Portland to Santa Perpetua de Moguda | 3,567.34 mi (5,741.07 km) |
