Distance by Flight
Shortest distance between Houston and Dallas is 225.38 miles (362.71 km).
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Flight distance from Houston, TX to Dallas, TX is 225.38 miles. Estimated flight time is 00 hours 29 minutes.
It takes 00 hours 26 minutes to travel from Houston to Dallas with an airplane (average speed of 550 miles).
The driving distance from Houston, Texas to Dallas, Texas is: 242.87 miles (390.87 km) by car.
Driving from Houston to Dallas will take approximately 03 hours 32 minutes.
County seat of Harris County, Texas; fourth largest city in the United States by population
County seat of Dallas County, Texas; ninth largest city in the United States by population
Starting point in Houston: Louisiana Street (-95.363596,29.76347) Ending point in Dallas: North Lamar Street (-96.806574,32.783135)
Estimated Travel Time Between Houston and Dallas
The distance between Houston and Dallas is 391 km if you choose to drive by road. You can go 04 hours 20 minutes if you drive your car at an average speed of 90 kilometers / hour. For different choices, please review the avg. speed travel time table on the below.
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There is no time difference between Houston and Dallas. The current time is 17:47:48.
|30 mph (48.3 km/h)||08 hours 05 minutes|
|40 mph (64.37 km/h)||06 hours 04 minutes|
|50 mph (80.47 km/h)||04 hours 51 minutes|
|60 mph (96.56 km/h)||04 hours 02 minutes|
|70 mph (112.65 km/h)||03 hours 28 minutes|
|75 mph (120.7 km/h)||03 hours 14 minutes|
|80 mph (128.75 km/h)||03 hours 01 minutes|
A car with a fuel efficiency of 8.3 l/100 km will need 32.44 liters (8.57 gallon) of gas to cover the route between Houston and Dallas. The estimated cost of gas to go from Houston to Dallas is $28 (diesel $30.73).
Take a look at our Gas Cost Calculator feature. It will figure out how much it will cost to drive this particular distance.
The average gas price per gallon of daily gas for calculations is $3.267 (Diesel $3.586) /gallon. Last changed prices on October 13, 2021.
How did we calculate the distance?
The place names are translated into coordinates to approximate the distance between Houston and Dallas (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.