| Irthlingborough to Saddlebrooke (Arizona) | 5,228.12 mi (8,413.85 km) |
| Irthlingborough to Safety Harbor (Florida) | 4,388.27 mi (7,062.24 km) |
| Irthlingborough to Saginaw (Michigan) | 3,693.00 mi (5,943.31 km) |
| Irthlingborough to Saginaw (Texas) | 4,721.57 mi (7,598.63 km) |
| Irthlingborough to Sahuarita (Arizona) | 5,266.13 mi (8,475.02 km) |
| Irthlingborough to Saks (Alabama) | 4,229.76 mi (6,807.14 km) |
| Irthlingborough to Salem (Massachusetts) | 3,221.28 mi (5,184.15 km) |
| Irthlingborough to Salem (Ohio) | 3,687.67 mi (5,934.74 km) |
| Irthlingborough to Salem (Oregon) | 4,899.79 mi (7,885.45 km) |
| Irthlingborough to Salem (Virginia) | 3,824.21 mi (6,154.47 km) |
| Irthlingborough to Salem Lakes (Wisconsin) | 3,891.10 mi (6,262.13 km) |
| Irthlingborough to Salida (California) | 5,263.40 mi (8,470.62 km) |
| Irthlingborough to Salina (Kansas) | 4,423.39 mi (7,118.76 km) |
| Irthlingborough to Salinas (California) | 5,338.99 mi (8,592.27 km) |
| Irthlingborough to Salisbury (Maryland) | 3,593.17 mi (5,782.66 km) |
