Air Miles Calculator

Distance between Houston, TX (IAH) and Georgetown (GCM)

Distance from Houston to Georgetown (Houston George Bush Intercontinental Airport – Owen Roberts International Airport) is 1145 miles / 1843 kilometers / 995 nautical miles.

How far is Georgetown from Houston?

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

Vincenty's formula (applied above)
  • 1145.029 miles
  • 1842.745 kilometers
  • 995.003 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
  • 1145.706 miles
  • 1843.834 kilometers
  • 995.591 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 Houston George Bush Intercontinental Airport (IAH) to Owen Roberts International Airport (GCM) is 2 hours 40 minutes.

Time difference and current local times

There is no time difference between Houston and Georgetown.

Time Difference

Houston
Georgetown

Houston, TX

 CDT

Georgetown

 EST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 159 kg (351 pounds).

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 Owen Roberts International Airport
City: Georgetown
Country: Cayman Islands Flag of Cayman Islands
IATA Code: GCM
ICAO Code: MWCR
Coordinates: 19°17′34″N, 81°21′27″W

Houston to Georgetown flight path

Shortest flight path between Houston George Bush Intercontinental Airport (IAH) and Owen Roberts International Airport (GCM).

Frequent Flyer Miles Calculator

Houston (IAH) → Georgetown (GCM).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
1145
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1145

Round trip?