How far is Portsmouth, NH, from White Plains, NY?
The distance between White Plains (Westchester County Airport) and Portsmouth (Portsmouth International Airport at Pease) is 203 miles / 327 kilometers / 176 nautical miles.
The driving distance from White Plains (HPN) to Portsmouth (PSM) is 241 miles / 388 kilometers, and travel time by car is about 5 hours 4 minutes.
Westchester County Airport – Portsmouth International Airport at Pease
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Distance from White Plains to Portsmouth
There are several ways to calculate the distance from White Plains to Portsmouth. Here are two standard methods:
Vincenty's formula (applied above)- 203.103 miles
- 326.863 kilometers
- 176.492 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- 202.923 miles
- 326.573 kilometers
- 176.335 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 White Plains to Portsmouth?
The estimated flight time from Westchester County Airport to Portsmouth International Airport at Pease is 53 minutes.
What is the time difference between White Plains and Portsmouth?
There is no time difference between White Plains and Portsmouth.
Flight carbon footprint between Westchester County Airport (HPN) and Portsmouth International Airport at Pease (PSM)
On average, flying from White Plains to Portsmouth generates about 55 kg of CO2 per passenger, and 55 kilograms equals 121 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from White Plains to Portsmouth
See the map of the shortest flight path between Westchester County Airport (HPN) and Portsmouth International Airport at Pease (PSM).
Airport information
| Origin | Westchester County Airport |
|---|---|
| City: | White Plains, NY |
| Country: | United States  |
| IATA Code: | HPN |
| ICAO Code: | KHPN |
| Coordinates: | 41°4′1″N, 73°42′27″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 |