| Irthlingborough to Flamanzi | 1,257.35 mi (2,023.50 km) |
| Irthlingborough to Floresti | 1,141.04 mi (1,836.33 km) |
| Irthlingborough to Focsani | 1,330.18 mi (2,140.72 km) |
| Irthlingborough to Gaesti | 1,288.81 mi (2,074.14 km) |
| Irthlingborough to Galati | 1,375.86 mi (2,214.23 km) |
| Irthlingborough to Gheorgheni | 1,229.50 mi (1,978.68 km) |
| Irthlingborough to Gherla | 1,149.22 mi (1,849.48 km) |
| Irthlingborough to Giurgiu | 1,347.32 mi (2,168.31 km) |
| Irthlingborough to Gura Humorului | 1,216.09 mi (1,957.10 km) |
| Irthlingborough to Harlau | 1,262.88 mi (2,032.40 km) |
| Irthlingborough to Harsova | 1,398.80 mi (2,251.15 km) |
| Irthlingborough to Hateg | 1,158.52 mi (1,864.46 km) |
| Irthlingborough to Huedin | 1,117.85 mi (1,799.01 km) |
| Irthlingborough to Hunedoara | 1,151.38 mi (1,852.97 km) |
| Irthlingborough to Husi | 1,334.55 mi (2,147.75 km) |
