| Belfast to Grigiskes | 1,230.85 mi (1,980.86 km) |
| Belfast to Ignalina | 1,262.61 mi (2,031.98 km) |
| Belfast to Jonava | 1,193.25 mi (1,920.35 km) |
| Belfast to Joniskis | 1,154.67 mi (1,858.27 km) |
| Belfast to Jurbarkas | 1,134.24 mi (1,825.39 km) |
| Belfast to Kaisiadorys | 1,202.62 mi (1,935.43 km) |
| Belfast to Kalvarija | 1,160.91 mi (1,868.30 km) |
| Belfast to Kaunas | 1,180.23 mi (1,899.40 km) |
| Belfast to Kazlu Ruda | 1,167.19 mi (1,878.40 km) |
| Belfast to Kedainiai | 1,178.42 mi (1,896.48 km) |
| Belfast to Kelme | 1,134.57 mi (1,825.92 km) |
| Belfast to Klaipeda | 1,065.31 mi (1,714.46 km) |
| Belfast to Kretinga | 1,067.08 mi (1,717.31 km) |
| Belfast to Kupiskis | 1,210.71 mi (1,948.44 km) |
| Belfast to Kursenai | 1,130.65 mi (1,819.60 km) |
