| SeaTac to Dover (New Hampshire) | 2,469.34 mi (3,974.02 km) |
| SeaTac to Dover (New Jersey) | 2,370.51 mi (3,814.97 km) |
| SeaTac to Dover (Ohio) | 2,059.42 mi (3,314.32 km) |
| SeaTac to Downers Grove (Illinois) | 1,715.64 mi (2,761.06 km) |
| SeaTac to Downey (California) | 958.03 mi (1,541.80 km) |
| SeaTac to Dranesville (Virginia) | 2,301.91 mi (3,704.56 km) |
| SeaTac to Draper (Utah) | 705.91 mi (1,136.05 km) |
| SeaTac to Drexel Heights (Arizona) | 1,211.23 mi (1,949.29 km) |
| SeaTac to Drexel Hill (Pennsylvania) | 2,366.24 mi (3,808.10 km) |
| SeaTac to Duarte (California) | 945.15 mi (1,521.07 km) |
| SeaTac to Dublin (California) | 672.47 mi (1,082.23 km) |
| SeaTac to Dublin (Georgia) | 2,292.59 mi (3,689.56 km) |
| SeaTac to Dublin (Ohio) | 1,995.02 mi (3,210.68 km) |
| SeaTac to Dubuque (Iowa) | 1,569.99 mi (2,526.65 km) |
| SeaTac to Duluth (Georgia) | 2,174.74 mi (3,499.90 km) |
