| Portlethen to Ianca | 1,507.78 mi (2,426.54 km) |
| Portlethen to Iasi | 1,418.53 mi (2,282.90 km) |
| Portlethen to Iernut | 1,331.70 mi (2,143.17 km) |
| Portlethen to Ineu | 1,250.70 mi (2,012.81 km) |
| Portlethen to Jibou | 1,259.51 mi (2,026.99 km) |
| Portlethen to Jilava | 1,498.23 mi (2,411.17 km) |
| Portlethen to Jimbolia | 1,245.34 mi (2,004.17 km) |
| Portlethen to Liesti | 1,487.21 mi (2,393.43 km) |
| Portlethen to Lipova | 1,262.16 mi (2,031.25 km) |
| Portlethen to Liteni | 1,364.65 mi (2,196.19 km) |
| Portlethen to Ludus | 1,325.79 mi (2,133.65 km) |
| Portlethen to Lugoj | 1,289.14 mi (2,074.67 km) |
| Portlethen to Lupeni | 1,350.43 mi (2,173.30 km) |
| Portlethen to Magurele | 1,495.74 mi (2,407.17 km) |
| Portlethen to Mangalia | 1,610.60 mi (2,592.01 km) |
