Distance between Dallas, TX (DFW) and Houston, TX (IAH)
Distance from Dallas (Dallas/Fort Worth International Airport) to Houston (George Bush Intercontinental Airport) is 224 miles / 361 kilometers / 195 nautical miles.
Calculations with different 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).
Flight duration
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.
Time Difference
Dallas
Houston
Dallas, TX
CDT
Houston, TX
CDT
Airport information
| A | 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 |
| B | 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 |
Map
Dallas to Houston flight map.
Frequent Flyer Miles Calculator
Dallas (DFW) → Houston (IAH).
Elite level bonus (%):
Booking class bonus (%):
Air miles:
224
Elite level bonus:
0
Booking class bonus:
0
In total
Total frequent flyer miles:
224
Round trip?