| Irthlingborough to Naas | 260.33 mi (418.97 km) |
| Irthlingborough to Navan | 268.44 mi (432.01 km) |
| Irthlingborough to Nenagh | 320.40 mi (515.63 km) |
| Irthlingborough to Palmerston | 250.76 mi (403.57 km) |
| Irthlingborough to Port Laoise | 284.23 mi (457.43 km) |
| Irthlingborough to Rath To | 256.92 mi (413.47 km) |
| Irthlingborough to Rathfarnham | 246.17 mi (396.17 km) |
| Irthlingborough to Ros Comain | 327.45 mi (526.98 km) |
| Irthlingborough to Rush | 242.54 mi (390.34 km) |
| Irthlingborough to Shannon | 347.90 mi (559.89 km) |
| Irthlingborough to Sligo | 351.36 mi (565.46 km) |
| Irthlingborough to Swords | 246.36 mi (396.47 km) |
| Irthlingborough to Tallaght | 248.89 mi (400.55 km) |
| Irthlingborough to Tralee | 383.55 mi (617.26 km) |
| Irthlingborough to Tramore | 276.51 mi (445.00 km) |
