How far is Portsmouth, NH, from New Orleans, LA?
The distance between New Orleans (Louis Armstrong New Orleans International Airport) and Portsmouth (Portsmouth International Airport at Pease) is 1402 miles / 2257 kilometers / 1218 nautical miles.
The driving distance from New Orleans (MSY) to Portsmouth (PSM) is 1577 miles / 2538 kilometers, and travel time by car is about 30 hours 4 minutes.
Louis Armstrong New Orleans International Airport – Portsmouth International Airport at Pease
Search flights
Distance from New Orleans to Portsmouth
There are several ways to calculate the distance from New Orleans to Portsmouth. Here are two standard methods:
Vincenty's formula (applied above)- 1402.129 miles
- 2256.507 kilometers
- 1218.416 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- 1401.420 miles
- 2255.367 kilometers
- 1217.801 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 New Orleans to Portsmouth?
The estimated flight time from Louis Armstrong New Orleans International Airport to Portsmouth International Airport at Pease is 3 hours and 9 minutes.
What is the time difference between New Orleans and Portsmouth?
Flight carbon footprint between Louis Armstrong New Orleans International Airport (MSY) and Portsmouth International Airport at Pease (PSM)
On average, flying from New Orleans to Portsmouth generates about 173 kg of CO2 per passenger, and 173 kilograms equals 382 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from New Orleans to Portsmouth
See the map of the shortest flight path between Louis Armstrong New Orleans International Airport (MSY) and Portsmouth International Airport at Pease (PSM).
Airport information
| Origin | Louis Armstrong New Orleans International Airport |
|---|---|
| City: | New Orleans, LA |
| Country: | United States  |
| IATA Code: | MSY |
| ICAO Code: | KMSY |
| Coordinates: | 29°59′36″N, 90°15′28″W |
| Destination | Portsmouth International Airport at Pease |
|---|---|
| City: | Portsmouth, NH |
| Country: | United States |
| IATA Code: | PSM |
| ICAO Code: | KPSM |
| Coordinates: | 43°4′40″N, 70°49′23″W |