Yes, Dallas and Houston are in the same timezone. Both cities use Central Time (CST/CDT), so when it's 9:00 AM in Houston, it's also 9:00 AM in Dallas. They observe DST on the same schedule.
Texas's two largest metros share the same timezone, making business coordination seamless across the Texas Triangle.
Any time works! Since both cities share the same timezone, business hours align perfectly. Energy companies in Houston and corporations in Dallas operate on the same clock.
Dallas and Houston are just 240 miles apart - a 3.5-hour drive or 1-hour flight. Southwest and American operate frequent shuttle service between the cities.