| Irthlingborough to Veliki Preslav | 1,411.19 mi (2,271.08 km) |
| Irthlingborough to Veliko Tarnovo | 1,366.26 mi (2,198.78 km) |
| Irthlingborough to Velingrad | 1,347.80 mi (2,169.07 km) |
| Irthlingborough to Vidin | 1,217.76 mi (1,959.80 km) |
| Irthlingborough to Vratsa | 1,278.42 mi (2,057.42 km) |
| Irthlingborough to Yambol | 1,426.79 mi (2,296.20 km) |
| Irthlingborough to Zlatograd | 1,419.36 mi (2,284.24 km) |
| Irthlingborough to Beli Manastir | 976.87 mi (1,572.13 km) |
| Irthlingborough to Bjelovar | 902.03 mi (1,451.68 km) |
| Irthlingborough to Cakovec | 867.06 mi (1,395.40 km) |
| Irthlingborough to Cepin | 985.46 mi (1,585.94 km) |
| Irthlingborough to Crikvenica | 851.67 mi (1,370.62 km) |
| Irthlingborough to Dakovo | 987.65 mi (1,589.47 km) |
| Irthlingborough to Daruvar | 929.74 mi (1,496.28 km) |
| Irthlingborough to Duga Resa | 869.65 mi (1,399.56 km) |
