Map of flight path and driving directions from New Orleans to Houston.
Shortest flight path between Louis Armstrong New Orleans International Airport (MSY) and Houston George Bush Intercontinental Airport (IAH).
How far is Houston from New Orleans?
There are several ways to calculate distances between New Orleans and Houston. Here are two common methods:Vincenty's formula (applied above)
- 304.778 miles
- 490.493 kilometers
- 264.845 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
- 304.183 miles
- 489.535 kilometers
- 264.328 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).
|A||Louis Armstrong New Orleans International Airport|
|City:||New Orleans, LA|
|B||Houston George Bush Intercontinental Airport|
Time difference and current local times
There is no time difference between New Orleans and Houston.
New Orleans, LA
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 70 kg (154 pounds).
Frequent Flyer Miles Calculator
New Orleans (MSY) → Houston (IAH).