Air Miles Calculator

Distance between Austin, TX (AUS) and Houston, TX (IAH)

Distance from Austin to Houston (Austin–Bergstrom International Airport – George Bush Intercontinental Airport) is 140 miles / 226 kilometers / 122 nautical miles.

How far is Houston from Austin?

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

Vincenty's formula (applied above)
  • 140.223 miles
  • 225.667 kilometers
  • 121.851 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
  • 139.956 miles
  • 225.238 kilometers
  • 121.619 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 Austin–Bergstrom International Airport (AUS) to George Bush Intercontinental Airport (IAH) is 45 minutes.

Time difference and current local times

There is no time difference between Austin and Houston.

Time Difference

Austin
Houston

Austin, TX

 CST

Houston, TX

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 44 kg (98 pounds).

Airport information


A Austin–Bergstrom International Airport
City: Austin, TX
Country: United States Flag of United States
IATA Code: AUS
ICAO Code: KAUS
Coordinates: 30°11′40″N, 97°40′11″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

Austin to Houston flight map.

Frequent Flyer Miles Calculator

Austin (AUS) → Houston (IAH).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
140
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
140

Round trip?