| Port Lavaca to Indianapolis (Indiana) | 974.81 mi (1,568.80 km) |
| Port Lavaca to Indianola (Iowa) | 897.31 mi (1,444.08 km) |
| Port Lavaca to Indio (California) | 1,209.53 mi (1,946.54 km) |
| Port Lavaca to Inglewood (California) | 1,331.31 mi (2,142.53 km) |
| Port Lavaca to Inkster (Michigan) | 1,202.75 mi (1,935.63 km) |
| Port Lavaca to Inver Grove Heights (Minnesota) | 1,136.76 mi (1,829.44 km) |
| Port Lavaca to Inwood (New York) | 1,535.41 mi (2,471.01 km) |
| Port Lavaca to Iona (Florida) | 909.44 mi (1,463.60 km) |
| Port Lavaca to Ionia (Michigan) | 1,182.16 mi (1,902.51 km) |
| Port Lavaca to Iowa City (Iowa) | 945.27 mi (1,521.26 km) |
| Port Lavaca to Irmo (South Carolina) | 984.81 mi (1,584.90 km) |
| Port Lavaca to Irondale (Alabama) | 680.45 mi (1,095.08 km) |
| Port Lavaca to Ironton (Ohio) | 1,053.27 mi (1,695.07 km) |
| Port Lavaca to Irvine (California) | 1,295.69 mi (2,085.21 km) |
| Port Lavaca to Irving (Texas) | 293.67 mi (472.62 km) |
