Distance between Dallas, TX (DAL) and Houston, TX (IAH)
Flight distance from Dallas to Houston (Dallas Love Field – Houston George Bush Intercontinental Airport) is 216 miles / 348 kilometers / 188 nautical miles. Estimated flight time is 54 minutes.
Driving distance from Dallas (DAL) to Houston (IAH) is 238 miles / 383 kilometers and travel time by car is about 4 hours 10 minutes.
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Dallas - Houston
Map of flight path and driving directions from Dallas to Houston.
Shortest flight path between Dallas Love Field (DAL) and Houston George Bush Intercontinental Airport (IAH).
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)- 216.469 miles
- 348.374 kilometers
- 188.107 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- 216.911 miles
- 349.085 kilometers
- 188.491 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).
Airport information
| A | Dallas Love Field |
|---|---|
| City: | Dallas, TX |
| Country: | United States  |
| IATA Code: | DAL |
| ICAO Code: | KDAL |
| Coordinates: | 32°50′49″N, 96°51′6″W |
| B | 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 |
Time difference and current local times
There is no time difference between Dallas and Houston.
Time Difference
Dallas, TX
Houston, TX
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 57 kg (125 pounds).
Frequent Flyer Miles Calculator
Dallas (DAL) → Houston (IAH).
In total
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