Air Miles Calculator

Distance between Houston, TX (IAH) and Waco, TX (ACT)

Flight distance from Houston to Waco (Houston George Bush Intercontinental Airport – Waco Regional Airport) is 159 miles / 255 kilometers / 138 nautical miles. Estimated flight time is 48 minutes.

Driving distance from Houston (IAH) to Waco (ACT) is 191 miles / 308 kilometers and travel time by car is about 3 hours 30 minutes.

Map of flight path and driving directions from Houston to Waco.

Shortest flight path between Houston George Bush Intercontinental Airport (IAH) and Waco Regional Airport (ACT).

How far is Waco from Houston?

There are several ways to calculate distances between Houston and Waco. Here are two common methods:

Vincenty's formula (applied above)
  • 158.681 miles
  • 255.372 kilometers
  • 137.890 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
  • 158.757 miles
  • 255.495 kilometers
  • 137.956 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 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

B Waco Regional Airport
City: Waco, TX
Country: United States Flag of United States
IATA Code: ACT
ICAO Code: KACT
Coordinates: 31°36′40″N, 97°13′49″W

Time difference and current local times

There is no time difference between Houston and Waco.

Time Difference

Houston, TX

 CDT

Waco, TX

 CDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 48 kg (107 pounds).

Frequent Flyer Miles Calculator

Houston (IAH) → Waco (ACT).

Distance:
159
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
159

Round trip?