Map of flight path and driving directions from Charleston to Houston.
Shortest flight path between Charleston International Airport (CHS) and Houston George Bush Intercontinental Airport (IAH).
How far is Houston from Charleston?
There are several ways to calculate distances between Charleston and Houston. Here are two common methods:Vincenty's formula (applied above)
- 924.914 miles
- 1488.504 kilometers
- 803.728 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
- 923.252 miles
- 1485.830 kilometers
- 802.284 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).
Time difference and current local times
The time difference between Charleston and Houston is 1 hour. Houston is 1 hour behind Charleston.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 145 kg (321 pounds).
Frequent Flyer Miles Calculator
Charleston (CHS) → Houston (IAH).