Air Miles Calculator

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

Distance from Owen Roberts International Airport to George Bush Intercontinental Airport is 1145 miles / 1843 kilometers / 995 nautical miles.

Calculations with different 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).

Flight duration

Estimated flight time from Owen Roberts International Airport (GCM) to George Bush Intercontinental Airport (IAH) is 2 hours 40 minutes.

Time difference and current local times

The time difference between Georgetown and Houston is 1 hour. Houston is 1 hour behind Georgetown.

Time Difference

Georgetown
Houston

Georgetown

 EST

Houston, TX

 CST

Airport information


A 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

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 Georgetown to Houston.

Frequent Flyer Miles Calculator

Georgetown (GCM) → Houston (IAH).

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?