| Dubuque to Klaukkala | 4,455.67 mi (7,170.71 km) |
| Dubuque to Kokkola | 4,259.07 mi (6,854.30 km) |
| Dubuque to Kontiolahti | 4,462.37 mi (7,181.48 km) |
| Dubuque to Korsholm | 4,256.34 mi (6,849.91 km) |
| Dubuque to Kotka | 4,506.13 mi (7,251.92 km) |
| Dubuque to Kouvola | 4,481.12 mi (7,211.67 km) |
| Dubuque to Kuhmo | 4,388.74 mi (7,063.00 km) |
| Dubuque to Kuopio | 4,407.42 mi (7,093.06 km) |
| Dubuque to Kurikka | 4,295.70 mi (6,913.26 km) |
| Dubuque to Kuusamo | 4,293.12 mi (6,909.10 km) |
| Dubuque to Kuusankoski | 4,477.24 mi (7,205.43 km) |
| Dubuque to Lahti | 4,449.90 mi (7,161.43 km) |
| Dubuque to Laitila | 4,355.20 mi (7,009.01 km) |
| Dubuque to Lapinlahti | 4,378.18 mi (7,046.00 km) |
| Dubuque to Lappeenranta | 4,507.12 mi (7,253.50 km) |
