| Douarnenez to Superior (Colorado) | 4,668.87 mi (7,513.82 km) |
| Douarnenez to Superior (Wisconsin) | 3,867.56 mi (6,224.24 km) |
| Douarnenez to Surprise (Arizona) | 5,259.52 mi (8,464.39 km) |
| Douarnenez to Susanville (California) | 5,187.89 mi (8,349.10 km) |
| Douarnenez to Sussex (Wisconsin) | 3,862.05 mi (6,215.36 km) |
| Douarnenez to Suwanee (Georgia) | 4,075.31 mi (6,558.58 km) |
| Douarnenez to Swansea (Illinois) | 4,130.16 mi (6,646.85 km) |
| Douarnenez to Sweetwater (Florida) | 4,287.25 mi (6,899.67 km) |
| Douarnenez to Sweetwater (Texas) | 4,845.64 mi (7,798.31 km) |
| Douarnenez to Sycamore (Illinois) | 3,928.13 mi (6,321.72 km) |
| Douarnenez to Sylacauga (Alabama) | 4,210.45 mi (6,776.06 km) |
| Douarnenez to Sylvania (Ohio) | 3,734.49 mi (6,010.09 km) |
| Douarnenez to Syosset (New York) | 3,332.14 mi (5,362.57 km) |
| Douarnenez to Syracuse (New York) | 3,363.23 mi (5,412.59 km) |
| Douarnenez to Syracuse (Utah) | 4,863.12 mi (7,826.43 km) |
