| Portlethen to Karis | 945.84 mi (1,522.18 km) |
| Portlethen to Karkkila | 965.93 mi (1,554.51 km) |
| Portlethen to Kauhajoki | 916.90 mi (1,475.60 km) |
| Portlethen to Kauhava | 955.00 mi (1,536.92 km) |
| Portlethen to Kauniainen | 982.86 mi (1,581.77 km) |
| Portlethen to Kemi | 1,054.31 mi (1,696.75 km) |
| Portlethen to Kemijarvi | 1,153.45 mi (1,856.30 km) |
| Portlethen to Kempele | 1,060.71 mi (1,707.05 km) |
| Portlethen to Kerava | 995.67 mi (1,602.37 km) |
| Portlethen to Keuruu | 994.28 mi (1,600.13 km) |
| Portlethen to Kiiminki | 1,072.80 mi (1,726.50 km) |
| Portlethen to Kirkkonummi | 971.87 mi (1,564.08 km) |
| Portlethen to Kitee | 1,167.16 mi (1,878.37 km) |
| Portlethen to Kiuruvesi | 1,070.65 mi (1,723.05 km) |
| Portlethen to Kivisto | 986.85 mi (1,588.18 km) |
