How far is Portsmouth, NH, from New York, NY?
The distance between New York (New York LaGuardia Airport) and Portsmouth (Portsmouth International Airport at Pease) is 223 miles / 359 kilometers / 194 nautical miles.
The driving distance from New York (LGA) to Portsmouth (PSM) is 262 miles / 422 kilometers, and travel time by car is about 5 hours 34 minutes.
New York LaGuardia Airport – Portsmouth International Airport at Pease
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Distance from New York to Portsmouth
There are several ways to calculate the distance from New York to Portsmouth. Here are two standard methods:
Vincenty's formula (applied above)- 223.379 miles
- 359.494 kilometers
- 194.111 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- 223.216 miles
- 359.232 kilometers
- 193.970 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 York to Portsmouth?
The estimated flight time from New York LaGuardia Airport to Portsmouth International Airport at Pease is 55 minutes.
What is the time difference between New York and Portsmouth?
There is no time difference between New York and Portsmouth.
Flight carbon footprint between New York LaGuardia Airport (LGA) and Portsmouth International Airport at Pease (PSM)
On average, flying from New York to Portsmouth generates about 58 kg of CO2 per passenger, and 58 kilograms equals 128 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 York to Portsmouth
See the map of the shortest flight path between New York LaGuardia Airport (LGA) and Portsmouth International Airport at Pease (PSM).
Airport information
| Origin | New York LaGuardia Airport |
|---|---|
| City: | New York, NY |
| Country: | United States  |
| IATA Code: | LGA |
| ICAO Code: | KLGA |
| Coordinates: | 40°46′37″N, 73°52′21″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 |