How far is Buffalo, NY, from Portsmouth, NH?
The distance between Portsmouth (Portsmouth International Airport at Pease) and Buffalo (Buffalo Niagara International Airport) is 401 miles / 645 kilometers / 348 nautical miles.
The driving distance from Portsmouth (PSM) to Buffalo (BUF) is 495 miles / 796 kilometers, and travel time by car is about 9 hours 50 minutes.
Portsmouth International Airport at Pease – Buffalo Niagara International Airport
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Distance from Portsmouth to Buffalo
There are several ways to calculate the distance from Portsmouth to Buffalo. Here are two standard methods:
Vincenty's formula (applied above)- 400.626 miles
- 644.745 kilometers
- 348.134 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- 399.555 miles
- 643.022 kilometers
- 347.204 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 Portsmouth to Buffalo?
The estimated flight time from Portsmouth International Airport at Pease to Buffalo Niagara International Airport is 1 hour and 15 minutes.
What is the time difference between Portsmouth and Buffalo?
Flight carbon footprint between Portsmouth International Airport at Pease (PSM) and Buffalo Niagara International Airport (BUF)
On average, flying from Portsmouth to Buffalo generates about 84 kg of CO2 per passenger, and 84 kilograms equals 185 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Portsmouth to Buffalo
See the map of the shortest flight path between Portsmouth International Airport at Pease (PSM) and Buffalo Niagara International Airport (BUF).
Airport information
| Origin | 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 |
| Destination | Buffalo Niagara International Airport |
|---|---|
| City: | Buffalo, NY |
| Country: | United States |
| IATA Code: | BUF |
| ICAO Code: | KBUF |
| Coordinates: | 42°56′25″N, 78°43′55″W |