| Portalegre to Radviliskis | 1,813.27 mi (2,918.18 km) |
| Portalegre to Raseiniai | 1,785.04 mi (2,872.75 km) |
| Portalegre to Rietavas | 1,754.59 mi (2,823.73 km) |
| Portalegre to Rokiskis | 1,889.69 mi (3,041.16 km) |
| Portalegre to Sakiai | 1,770.38 mi (2,849.16 km) |
| Portalegre to Salcininkai | 1,839.45 mi (2,960.30 km) |
| Portalegre to Siauliai | 1,809.20 mi (2,911.62 km) |
| Portalegre to Silale | 1,755.81 mi (2,825.70 km) |
| Portalegre to Silute | 1,727.20 mi (2,779.66 km) |
| Portalegre to Sirvintos | 1,842.42 mi (2,965.09 km) |
| Portalegre to Skuodas | 1,759.23 mi (2,831.20 km) |
| Portalegre to Svencionys | 1,888.44 mi (3,039.16 km) |
| Portalegre to Taurage | 1,752.35 mi (2,820.13 km) |
| Portalegre to Telsiai | 1,774.06 mi (2,855.07 km) |
| Portalegre to Trakai | 1,830.56 mi (2,946.01 km) |
