| SeaTac to Channelview (Texas) | 1,890.88 mi (3,043.07 km) |
| SeaTac to Chantilly (Virginia) | 2,302.07 mi (3,704.83 km) |
| SeaTac to Chaparral (New Mexico) | 1,352.75 mi (2,177.04 km) |
| SeaTac to Chapel Hill (North Carolina) | 2,334.92 mi (3,757.69 km) |
| SeaTac to Charleston (Illinois) | 1,780.85 mi (2,866.00 km) |
| SeaTac to Charleston (South Carolina) | 2,416.54 mi (3,889.05 km) |
| SeaTac to Charleston (West Virginia) | 2,125.11 mi (3,420.03 km) |
| SeaTac to Charlotte (North Carolina) | 2,279.41 mi (3,668.36 km) |
| SeaTac to Charlottesville (Virginia) | 2,283.06 mi (3,674.23 km) |
| SeaTac to Chaska (Minnesota) | 1,377.71 mi (2,217.21 km) |
| SeaTac to Chatham (Illinois) | 1,704.03 mi (2,742.38 km) |
| SeaTac to Chattanooga (Tennessee) | 2,080.95 mi (3,348.97 km) |
| SeaTac to Cheat Lake (West Virginia) | 2,163.20 mi (3,481.33 km) |
| SeaTac to Chelsea (Alabama) | 2,090.47 mi (3,364.28 km) |
| SeaTac to Chelsea (Massachusetts) | 2,486.28 mi (4,001.28 km) |
