Air Miles Calculator

Distance between New Orleans, LA (MSY) and Houston, TX (IAH)

Distance from Louis Armstrong New Orleans International Airport to George Bush Intercontinental Airport is 305 miles / 490 kilometers / 265 nautical miles.

Calculations with different 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).

Flight duration

Estimated flight time from Louis Armstrong New Orleans International Airport (MSY) to George Bush Intercontinental Airport (IAH) is 1 hour 4 minutes.

Time difference and current local times

There is no time difference between New Orleans and Houston.

Time Difference

New Orleans
Houston

New Orleans, LA

 CST

Houston, TX

 CST

Airport information


A Louis Armstrong New Orleans International Airport
City: New Orleans, LA
Country: United States Flag of United States
IATA Code: MSY
ICAO Code: KMSY
Coordinates: 29°59′36″N, 90°15′28″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 New Orleans to Houston.

Frequent Flyer Miles Calculator

New Orleans (MSY) → Houston (IAH).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
305
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
305

Round trip?