Air Miles Calculator

Distance between Dallas, TX (DFW) and Houston, TX (IAH)

Distance from Dallas/Fort Worth International Airport to 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

 CST

Houston, TX

 CST

Airport information


A Dallas/Fort Worth International Airport
City: Dallas, TX
Country: United States Flag of 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 Flag of United States
IATA Code: IAH
ICAO Code: KIAH
Coordinates: 29°59′3″N, 95°20′29″W

Map

Flight map from Dallas to Houston.

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?