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

Flight distance from Dallas to Houston (Dallas/Fort Worth International Airport – Houston George Bush Intercontinental Airport) is 224 miles / 361 kilometers / 195 nautical miles. Estimated flight time is 55 minutes.

Driving distance from Dallas (DFW) to Houston (IAH) is 254 miles / 408 kilometers and travel time by car is about 4 hours 42 minutes.

Dallas – Houston

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224
Miles
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361
Kilometers
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195
Nautical miles

How far is Houston from Dallas?

There are several ways to calculate distances between Los Angeles and Chicago. 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).

Flight Duration

Estimated flight time from Dallas/Fort Worth International Airport to Houston George Bush Intercontinental Airport is 55 minutes.

Time difference

There is no time difference between Dallas and Houston.

Carbon dioxide emissions

On average flying from Dallas to Houston generates about 58 kg of CO2 per passenger, 58 kilograms is equal to 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 Dallas to Houston

Shortest flight path between Dallas/Fort Worth International Airport (DFW) and Houston George Bush Intercontinental Airport (IAH).

Airport information

Origin 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
Destination Houston 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

Airlines flying from Dallas (DFW) to Houston (IAH)

American Airlines
United Airlines