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How far is New Orleans, LA, from Portland, ME?

The distance between Portland (Portland International Jetport) and New Orleans (Louis Armstrong New Orleans International Airport) is 1445 miles / 2326 kilometers / 1256 nautical miles.

The driving distance from Portland (PWM) to New Orleans (MSY) is 1625 miles / 2615 kilometers, and travel time by car is about 30 hours 48 minutes.

Portland International Jetport – Louis Armstrong New Orleans International Airport

Distance arrow
1445
Miles
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2326
Kilometers
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1256
Nautical miles

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Distance from Portland to New Orleans

There are several ways to calculate the distance from Portland to New Orleans. Here are two standard methods:

Vincenty's formula (applied above)
  • 1445.474 miles
  • 2326.265 kilometers
  • 1256.083 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.

Haversine formula
  • 1444.765 miles
  • 2325.123 kilometers
  • 1255.466 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).

How long does it take to fly from Portland to New Orleans?

The estimated flight time from Portland International Jetport to Louis Armstrong New Orleans International Airport is 3 hours and 14 minutes.

Flight carbon footprint between Portland International Jetport (PWM) and Louis Armstrong New Orleans International Airport (MSY)

On average, flying from Portland to New Orleans generates about 176 kg of CO2 per passenger, and 176 kilograms equals 388 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

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

See the map of the shortest flight path between Portland International Jetport (PWM) and Louis Armstrong New Orleans International Airport (MSY).

Airport information

Origin Portland International Jetport
City: Portland, ME
Country: United States Flag of United States
IATA Code: PWM
ICAO Code: KPWM
Coordinates: 43°38′46″N, 70°18′33″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