Dallas is a major city located north of Galveston. The drive is approximately 450 kilometers and takes about 5 hours via I-45. This is a popular route for business and leisure travel. You will cross the Galveston Causeway to leave the island.
Total Distance: 450 km driving; 400 km air distance.
The route is straightforward and well-marked.
Weekdays mid-morning to avoid heavy rush hour traffic.