Map of flight path and driving directions from Houston to Florence.
Shortest flight path between Houston George Bush Intercontinental Airport (IAH) and Florence Regional Airport (FLO).
How far is Florence from Houston?
There are several ways to calculate distances between Houston and Florence. Here are two common methods:Vincenty's formula (applied above)
- 959.587 miles
- 1544.306 kilometers
- 833.858 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
- 958.031 miles
- 1541.802 kilometers
- 832.507 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 Florence is 1 hour. Florence is 1 hour ahead of Houston.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 148 kg (326 pounds).
Frequent Flyer Miles Calculator
Houston (IAH) → Florence (FLO).