| Belfast to Ianca | 1,605.50 mi (2,583.80 km) |
| Belfast to Iasi | 1,531.58 mi (2,464.83 km) |
| Belfast to Iernut | 1,425.40 mi (2,293.95 km) |
| Belfast to Ineu | 1,332.71 mi (2,144.80 km) |
| Belfast to Jibou | 1,355.64 mi (2,181.70 km) |
| Belfast to Jilava | 1,584.12 mi (2,549.40 km) |
| Belfast to Jimbolia | 1,316.02 mi (2,117.94 km) |
| Belfast to Liesti | 1,588.66 mi (2,556.71 km) |
| Belfast to Lipova | 1,340.52 mi (2,157.36 km) |
| Belfast to Liteni | 1,476.48 mi (2,376.17 km) |
| Belfast to Ludus | 1,419.06 mi (2,283.75 km) |
| Belfast to Lugoj | 1,365.42 mi (2,197.43 km) |
| Belfast to Lupeni | 1,430.54 mi (2,302.24 km) |
| Belfast to Magurele | 1,581.53 mi (2,545.23 km) |
| Belfast to Mangalia | 1,703.99 mi (2,742.31 km) |
