| Olbia to San Luis Obispo (California) | 6,296.83 mi (10,133.77 km) |
| Olbia to San Marcos (California) | 6,297.29 mi (10,134.51 km) |
| Olbia to San Marcos (Texas) | 5,702.74 mi (9,177.67 km) |
| Olbia to San Marino (California) | 6,275.38 mi (10,099.24 km) |
| Olbia to San Mateo (California) | 6,219.26 mi (10,008.93 km) |
| Olbia to San Pablo (California) | 6,196.75 mi (9,972.70 km) |
| Olbia to San Rafael (California) | 6,200.67 mi (9,979.01 km) |
| Olbia to San Ramon (California) | 6,195.67 mi (9,970.97 km) |
| Olbia to San Tan Valley (Arizona) | 6,091.34 mi (9,803.07 km) |
| Olbia to Sand Springs (Oklahoma) | 5,332.92 mi (8,582.50 km) |
| Olbia to Sandusky (Ohio) | 4,538.33 mi (7,303.74 km) |
| Olbia to Sandy (Oregon) | 5,770.56 mi (9,286.81 km) |
| Olbia to Sandy (Utah) | 5,712.91 mi (9,194.05 km) |
| Olbia to Sandy Springs (Georgia) | 4,914.99 mi (7,909.91 km) |
| Olbia to Sanford (Florida) | 4,985.38 mi (8,023.19 km) |
