| Harker Heights to Scottsboro (Alabama) | 716.68 mi (1,153.38 km) |
| Harker Heights to Scottsdale (Arizona) | 848.75 mi (1,365.93 km) |
| Harker Heights to Scranton (Pennsylvania) | 1,412.30 mi (2,272.88 km) |
| Harker Heights to Seabrook (Maryland) | 1,293.70 mi (2,082.02 km) |
| Harker Heights to Seabrook (Texas) | 186.88 mi (300.75 km) |
| Harker Heights to Seaford (New York) | 1,499.84 mi (2,413.76 km) |
| Harker Heights to Seagoville (Texas) | 127.74 mi (205.57 km) |
| Harker Heights to Seal Beach (California) | 1,204.01 mi (1,937.66 km) |
| Harker Heights to Searcy (Arkansas) | 447.56 mi (720.28 km) |
| Harker Heights to Seaside (California) | 1,435.34 mi (2,309.95 km) |
| Harker Heights to SeaTac (Washington) | 1,724.93 mi (2,776.00 km) |
| Harker Heights to Seattle (Washington) | 1,732.46 mi (2,788.13 km) |
| Harker Heights to Sebastian (Florida) | 1,056.22 mi (1,699.82 km) |
| Harker Heights to Sebring (Florida) | 1,005.73 mi (1,618.57 km) |
| Harker Heights to Secaucus (New Jersey) | 1,474.02 mi (2,372.20 km) |
