| Port Neches to Kalispell (Montana) | 1,657.47 mi (2,667.44 km) |
| Port Neches to Kaneohe (Hawaii) | 3,970.23 mi (6,389.47 km) |
| Port Neches to Kankakee (Illinois) | 840.74 mi (1,353.03 km) |
| Port Neches to Kannapolis (North Carolina) | 860.63 mi (1,385.05 km) |
| Port Neches to Kansas City (Kansas) | 633.62 mi (1,019.71 km) |
| Port Neches to Kansas City (Missouri) | 632.96 mi (1,018.65 km) |
| Port Neches to Kapaa (Hawaii) | 4,044.51 mi (6,509.00 km) |
| Port Neches to Kapolei (Hawaii) | 3,988.46 mi (6,418.80 km) |
| Port Neches to Katy (Texas) | 113.91 mi (183.33 km) |
| Port Neches to Kaukauna (Wisconsin) | 1,035.80 mi (1,666.95 km) |
| Port Neches to Kaysville (Utah) | 1,263.84 mi (2,033.96 km) |
| Port Neches to Kearney (Missouri) | 648.42 mi (1,043.53 km) |
| Port Neches to Kearney (Nebraska) | 795.16 mi (1,279.69 km) |
| Port Neches to Kearns (Utah) | 1,253.32 mi (2,017.02 km) |
| Port Neches to Kearny (New Jersey) | 1,337.45 mi (2,152.41 km) |
