| Boadilla del Monte to Karis | 1,797.80 mi (2,893.28 km) |
| Boadilla del Monte to Karkkila | 1,832.08 mi (2,948.46 km) |
| Boadilla del Monte to Kauhajoki | 1,863.76 mi (2,999.44 km) |
| Boadilla del Monte to Kauhava | 1,915.58 mi (3,082.83 km) |
| Boadilla del Monte to Kauniainen | 1,833.53 mi (2,950.78 km) |
| Boadilla del Monte to Kemi | 2,072.17 mi (3,334.84 km) |
| Boadilla del Monte to Kemijarvi | 2,176.88 mi (3,503.35 km) |
| Boadilla del Monte to Kempele | 2,054.02 mi (3,305.63 km) |
| Boadilla del Monte to Kerava | 1,851.09 mi (2,979.04 km) |
| Boadilla del Monte to Keuruu | 1,917.63 mi (3,086.13 km) |
| Boadilla del Monte to Kiiminki | 2,069.91 mi (3,331.20 km) |
| Boadilla del Monte to Kirkkonummi | 1,820.66 mi (2,930.07 km) |
| Boadilla del Monte to Kitee | 2,055.26 mi (3,307.62 km) |
| Boadilla del Monte to Kiuruvesi | 2,024.21 mi (3,257.64 km) |
| Boadilla del Monte to Kivisto | 1,840.93 mi (2,962.70 km) |
