| Willimantic to St. Petersburg (Florida) | 1,128.33 mi (1,815.88 km) |
| Willimantic to St. Simons (Georgia) | 887.78 mi (1,428.75 km) |
| Willimantic to Stafford (Texas) | 1,546.49 mi (2,488.84 km) |
| Willimantic to Stallings (North Carolina) | 645.64 mi (1,039.06 km) |
| Willimantic to Stamford (Connecticut) | 81.66 mi (131.41 km) |
| Willimantic to Stanford (California) | 2,639.76 mi (4,248.29 km) |
| Willimantic to Stanton (California) | 2,529.15 mi (4,070.28 km) |
| Willimantic to Star (Idaho) | 2,225.41 mi (3,581.46 km) |
| Willimantic to Starkville (Mississippi) | 1,071.03 mi (1,723.65 km) |
| Willimantic to State College (Pennsylvania) | 300.08 mi (482.93 km) |
| Willimantic to Staten Island (New York) | 127.68 mi (205.48 km) |
| Willimantic to Statesboro (Georgia) | 828.93 mi (1,334.04 km) |
| Willimantic to Statesville (North Carolina) | 620.52 mi (998.64 km) |
| Willimantic to Staunton (Virginia) | 438.07 mi (705.01 km) |
| Willimantic to Steamboat Springs (Colorado) | 1,792.10 mi (2,884.10 km) |
