How far is Dallas, TX, from Houston, TX?
The distance between Houston (Houston George Bush Intercontinental Airport) and Dallas (Dallas/Fort Worth International Airport) is 224 miles / 361 kilometers / 195 nautical miles.
The driving distance from Houston (IAH) to Dallas (DFW) is 252 miles / 405 kilometers, and travel time by car is about 4 hours 33 minutes.
Houston George Bush Intercontinental Airport – Dallas/Fort Worth International Airport
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Distance from Houston to Dallas
There are several ways to calculate the distance from Houston to Dallas. Here are two standard 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 planet.
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).
How long does it take to fly from Houston to Dallas?
The estimated flight time from Houston George Bush Intercontinental Airport to Dallas/Fort Worth International Airport is 55 minutes.
What is the time difference between Houston and Dallas?
Flight carbon footprint between Houston George Bush Intercontinental Airport (IAH) and Dallas/Fort Worth International Airport (DFW)
On average, flying from Houston to Dallas generates about 58 kg of CO2 per passenger, and 58 kilograms equals 128 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Houston to Dallas
See the map of the shortest flight path between Houston George Bush Intercontinental Airport (IAH) and Dallas/Fort Worth International Airport (DFW).
Airport information
| Origin | Houston George Bush Intercontinental Airport |
|---|---|
| City: | Houston, TX |
| Country: | United States  |
| IATA Code: | IAH |
| ICAO Code: | KIAH |
| Coordinates: | 29°59′3″N, 95°20′29″W |
| Destination | Dallas/Fort Worth International Airport |
|---|---|
| City: | Dallas, TX |
| Country: | United States |
| IATA Code: | DFW |
| ICAO Code: | KDFW |
| Coordinates: | 32°53′48″N, 97°2′16″W |
Airlines flying from Houston (IAH) to Dallas (DFW)
| American Airlines |
| United Airlines |