| Porto to Karis | 1,891.84 mi (3,044.63 km) |
| Porto to Karkkila | 1,923.95 mi (3,096.29 km) |
| Porto to Kauhajoki | 1,936.39 mi (3,116.32 km) |
| Porto to Kauhava | 1,985.76 mi (3,195.77 km) |
| Porto to Kauniainen | 1,929.03 mi (3,104.47 km) |
| Porto to Kemi | 2,128.02 mi (3,424.73 km) |
| Porto to Kemijarvi | 2,232.38 mi (3,592.67 km) |
| Porto to Kempele | 2,117.46 mi (3,407.73 km) |
| Porto to Kerava | 1,946.04 mi (3,131.84 km) |
| Porto to Keuruu | 1,997.85 mi (3,215.23 km) |
| Porto to Kiiminki | 2,132.45 mi (3,431.84 km) |
| Porto to Kirkkonummi | 1,916.18 mi (3,083.79 km) |
| Porto to Kitee | 2,147.74 mi (3,456.46 km) |
| Porto to Kiuruvesi | 2,098.76 mi (3,377.62 km) |
| Porto to Kivisto | 1,935.88 mi (3,115.49 km) |
