Dallas, Texas is roughly 225–240 miles (about 360–385 km) from Houston, Texas, depending on the exact route and starting/ending points.

Quick Scoop

  • By road, most routes put the drive at about 240 miles / 385–390 km , usually around 4 to 4.5 hours in normal traffic.
  • The straight‑line (“as the crow flies”) distance is about 225 miles / 362–363 km between the two cities.

If you’re planning a trip, it’s reasonable to think of Dallas and Houston as about a four‑hour, 240‑mile drive apart.🚌

Information gathered from public forums or data available on the internet and portrayed here.