| SeaTac to Anoka (Minnesota) | 1,379.86 mi (2,220.68 km) |
| SeaTac to Ansonia (Connecticut) | 2,425.06 mi (3,902.75 km) |
| SeaTac to Antelope (California) | 604.96 mi (973.59 km) |
| SeaTac to Anthem (Arizona) | 1,077.84 mi (1,734.61 km) |
| SeaTac to Antioch (California) | 654.51 mi (1,053.33 km) |
| SeaTac to Antioch (Illinois) | 1,693.82 mi (2,725.94 km) |
| SeaTac to Apache Junction (Arizona) | 1,121.10 mi (1,804.23 km) |
| SeaTac to Apex (North Carolina) | 2,350.40 mi (3,782.60 km) |
| SeaTac to Apollo Beach (Florida) | 2,532.63 mi (4,075.87 km) |
| SeaTac to Apopka (Florida) | 2,527.34 mi (4,067.35 km) |
| SeaTac to Apple Valley (California) | 930.04 mi (1,496.75 km) |
| SeaTac to Apple Valley (Minnesota) | 1,398.28 mi (2,250.32 km) |
| SeaTac to Appleton (Wisconsin) | 1,633.00 mi (2,628.07 km) |
| SeaTac to Arbutus (Maryland) | 2,325.12 mi (3,741.91 km) |
| SeaTac to Arcadia (California) | 945.89 mi (1,522.26 km) |
