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Distance between New York, NY (LGA) and Portsmouth, NH (PSM)

Flight distance from New York to Portsmouth (New York LaGuardia Airport – Portsmouth International Airport at Pease) is 223 miles / 359 kilometers / 194 nautical miles. Estimated flight time is 55 minutes.

Driving distance from New York (LGA) to Portsmouth (PSM) is 257 miles / 414 kilometers and travel time by car is about 5 hours 29 minutes.

New York – Portsmouth

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223
Miles
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359
Kilometers
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194
Nautical miles

How far is Portsmouth from New York?

There are several ways to calculate distances between Los Angeles and Chicago. Here are two common 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 earth.

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).

Flight Duration

Estimated flight time from New York to Portsmouth is 55 minutes.

Time difference and current local times

There is no time difference between New York and Portsmouth.

New York time to Portsmouth time converter

Time in New York: 00:00 ⇆ Time in Portsmouth: 00:00

Current local times

New York, NY

 EDT

Portsmouth, NH

 EDT

Carbon dioxide emissions

On average flying from New York to Portsmouth generates about 58 kg of CO2 per passenger, 58 kilograms is equal to 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

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 Flag of 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 Flag of United States
IATA Code: PSM
ICAO Code: KPSM
Coordinates: 43°4′40″N, 70°49′23″W