How far is Houston from Dallas?
There are several ways to calculate distances between Dallas and Houston. Here are two common methods:Vincenty's formula (applied above)
- 224.277 miles
- 360.938 kilometers
- 194.891 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.Haversine formula
- 224.701 miles
- 361.621 kilometers
- 195.260 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).
Estimated flight time from Dallas/Fort Worth International Airport (DFW) to George Bush Intercontinental Airport (IAH) is 55 minutes.
Time difference and current local times
There is no time difference between Dallas and Houston.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 56 kg (123 pounds).
Dallas to Houston flight map.
Frequent Flyer Miles Calculator
Dallas (DFW) → Houston (IAH).