| Longford to Scottsboro (Alabama) | 3,877.62 mi (6,240.43 km) |
| Longford to Scottsdale (Arizona) | 4,897.40 mi (7,881.61 km) |
| Longford to Scranton (Pennsylvania) | 3,146.54 mi (5,063.87 km) |
| Longford to Seabrook (Maryland) | 3,303.37 mi (5,316.27 km) |
| Longford to Seabrook (Texas) | 4,490.11 mi (7,226.13 km) |
| Longford to Seaford (New York) | 3,092.37 mi (4,976.69 km) |
| Longford to Seagoville (Texas) | 4,388.78 mi (7,063.05 km) |
| Longford to Seal Beach (California) | 5,105.13 mi (8,215.91 km) |
| Longford to Searcy (Arkansas) | 4,070.88 mi (6,551.45 km) |
| Longford to Seaside (California) | 5,063.35 mi (8,148.67 km) |
| Longford to SeaTac (Washington) | 4,467.75 mi (7,190.15 km) |
| Longford to Seattle (Washington) | 4,458.67 mi (7,175.53 km) |
| Longford to Sebastian (Florida) | 3,999.59 mi (6,436.71 km) |
| Longford to Sebring (Florida) | 4,054.89 mi (6,525.72 km) |
| Longford to Secaucus (New Jersey) | 3,110.35 mi (5,005.62 km) |
