| Douarnenez to San Luis Obispo (California) | 5,470.73 mi (8,804.29 km) |
| Douarnenez to San Marcos (California) | 5,463.00 mi (8,791.85 km) |
| Douarnenez to San Marcos (Texas) | 4,869.16 mi (7,836.15 km) |
| Douarnenez to San Marino (California) | 5,443.51 mi (8,760.48 km) |
| Douarnenez to San Mateo (California) | 5,400.51 mi (8,691.27 km) |
| Douarnenez to San Pablo (California) | 5,378.87 mi (8,656.46 km) |
| Douarnenez to San Rafael (California) | 5,383.24 mi (8,663.49 km) |
| Douarnenez to San Ramon (California) | 5,376.52 mi (8,652.67 km) |
| Douarnenez to San Tan Valley (Arizona) | 5,252.16 mi (8,452.54 km) |
| Douarnenez to Sand Springs (Oklahoma) | 4,494.04 mi (7,232.46 km) |
| Douarnenez to Sandusky (Ohio) | 3,702.86 mi (5,959.18 km) |
| Douarnenez to Sandy (Oregon) | 4,970.01 mi (7,998.45 km) |
| Douarnenez to Sandy (Utah) | 4,881.63 mi (7,856.22 km) |
| Douarnenez to Sandy Springs (Georgia) | 4,093.62 mi (6,588.05 km) |
| Douarnenez to Sanford (Florida) | 4,188.29 mi (6,740.40 km) |
