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

Flight distance from Houston to New Orleans (Houston George Bush Intercontinental Airport – Louis Armstrong New Orleans International Airport) is 305 miles / 490 kilometers / 265 nautical miles. Estimated flight time is 1 hour 4 minutes.

Driving distance from Houston (IAH) to New Orleans (MSY) is 347 miles / 559 kilometers and travel time by car is about 6 hours 30 minutes.

Houston – New Orleans

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305
Miles
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490
Kilometers
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265
Nautical miles

How far is New Orleans from Houston?

There are several ways to calculate distances between Los Angeles and Chicago. 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).

Flight Duration

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

Time difference

There is no time difference between Houston and New Orleans.

Carbon dioxide emissions

On average flying from Houston to New Orleans generates about 70 kg of CO2 per passenger, 70 kilograms is equal to 154 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Houston to New Orleans

Shortest flight path between Houston George Bush Intercontinental Airport (IAH) and Louis Armstrong New Orleans International Airport (MSY).

Airport information

Origin Houston 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
Destination 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

Airlines flying from Houston (IAH) to New Orleans (MSY)

Air Canada
Lufthansa
Turkish Airlines
United Airlines