Flight distance from Houston to Dallas (Houston William P. Hobby Airport – Dallas/Fort Worth International Airport) is 247 miles / 397 kilometers / 215 nautical miles. Estimated flight time is 58 minutes.
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Driving distance from Houston (HOU) to Dallas (DFW) is 270 miles / 434 kilometers and travel time by car is about 4 hours 44 minutes.
Shortest flight path between Houston William P. Hobby Airport (HOU) and Dallas/Fort Worth International Airport (DFW).
There are several ways to calculate distances between Houston and Dallas. Here are two common methods:Vincenty"s formula (applied above)246.995 miles397.500 kilometers214.633 nautical miles
Vincenty"s formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.
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The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).
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