| Smolyan to Queluz | 1,792.38 mi (2,884.56 km) |
| Smolyan to Reguengos de Monsaraz | 1,709.98 mi (2,751.95 km) |
| Smolyan to Resende | 1,684.47 mi (2,710.89 km) |
| Smolyan to Ribeira Brava | 2,355.89 mi (3,791.44 km) |
| Smolyan to Ribeira Grande | 2,644.53 mi (4,255.95 km) |
| Smolyan to Rio de Mouro | 1,795.44 mi (2,889.48 km) |
| Smolyan to Rio Maior | 1,763.77 mi (2,838.52 km) |
| Smolyan to Rio Tinto | 1,713.75 mi (2,758.02 km) |
| Smolyan to Sabugal | 1,651.00 mi (2,657.03 km) |
| Smolyan to Sacavem | 1,783.21 mi (2,869.80 km) |
| Smolyan to Salvaterra de Magos | 1,762.19 mi (2,835.98 km) |
| Smolyan to Santa Comba Dao | 1,703.08 mi (2,740.85 km) |
| Smolyan to Santa Cruz | 2,342.97 mi (3,770.65 km) |
| Smolyan to Santa Iria da Azoia | 1,781.27 mi (2,866.68 km) |
| Smolyan to Santarem | 1,752.97 mi (2,821.13 km) |
