Map of flight path and driving directions from Houston to Charleston.
Shortest flight path between Houston George Bush Intercontinental Airport (IAH) and Charleston International Airport (CHS).
How far is Charleston from Houston?
There are several ways to calculate distances between Houston and Charleston. 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 Houston and Charleston is 1 hour. Charleston is 1 hour ahead of Houston.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 145 kg (321 pounds).
Frequent Flyer Miles Calculator
Houston (IAH) → Charleston (CHS).